diff --git a/adapters/pubmatic/pubmatic.go b/adapters/pubmatic/pubmatic.go
index 84eec48e74..5e533080f4 100644
--- a/adapters/pubmatic/pubmatic.go
+++ b/adapters/pubmatic/pubmatic.go
@@ -7,7 +7,6 @@ import (
 	"math"
 	"net/http"
 	"net/url"
-	"regexp"
 	"strconv"
 	"strings"
 
@@ -24,22 +23,18 @@ import (
 const MAX_IMPRESSIONS_PUBMATIC = 30
 const MAX_MULTIFLOORS_PUBMATIC = 3
 
-var re = regexp.MustCompile(appLovinMaxImpressionPattern)
-
 const (
-	ae                           = "ae"
-	PUBMATIC                     = "[PUBMATIC]"
-	buyId                        = "buyid"
-	buyIdTargetingKey            = "hb_buyid_"
-	skAdnetworkKey               = "skadn"
-	rewardKey                    = "reward"
-	dctrKeywordName              = "dctr"
-	urlEncodedEqualChar          = "%3D"
-	AdServerKey                  = "adserver"
-	PBAdslotKey                  = "pbadslot"
-	bidViewability               = "bidViewability"
-	multiFloors                  = "_mf"
-	appLovinMaxImpressionPattern = "_mf.*"
+	ae                  = "ae"
+	PUBMATIC            = "[PUBMATIC]"
+	buyId               = "buyid"
+	buyIdTargetingKey   = "hb_buyid_"
+	skAdnetworkKey      = "skadn"
+	rewardKey           = "reward"
+	dctrKeywordName     = "dctr"
+	urlEncodedEqualChar = "%3D"
+	AdServerKey         = "adserver"
+	PBAdslotKey         = "pbadslot"
+	bidViewability      = "bidViewability"
 )
 
 type PubmaticAdapter struct {
@@ -264,44 +259,6 @@ func (a *PubmaticAdapter) MakeRequests(request *openrtb2.BidRequest, reqInfo *ad
 	return requestData, errs
 }
 
-// buildMultiFloorRequests builds multiple requests for each floor value
-func (a *PubmaticAdapter) buildMultiFloorRequests(request *openrtb2.BidRequest, impFloorsMap map[string][]float64, cookies []string) ([]*adapters.RequestData, []error) {
-	requestData := []*adapters.RequestData{}
-	errs := make([]error, 0, MAX_MULTIFLOORS_PUBMATIC*len(request.Imp))
-
-	for i := 0; i < MAX_MULTIFLOORS_PUBMATIC; i++ {
-		isFloorsUpdated := false
-		newImps := make([]openrtb2.Imp, len(request.Imp))
-		copy(newImps, request.Imp)
-		//TODO-AK: Remove the imp from the request if the floor is not present except for the first floor
-		for j := range newImps {
-			floors, ok := impFloorsMap[request.Imp[j].ID]
-			if !ok || len(floors) <= i {
-				continue
-			}
-			isFloorsUpdated = true
-			newImps[j].BidFloor = floors[i]
-			newImps[j].ID = fmt.Sprintf("%s"+multiFloors+"%d", newImps[j].ID, i+1)
-		}
-
-		if !isFloorsUpdated {
-			continue
-		}
-
-		newRequest := *request
-		newRequest.Imp = newImps
-
-		newRequestData, errData := a.buildAdapterRequest(&newRequest, cookies)
-		if errData != nil {
-			errs = append(errs, errData)
-		}
-		if len(newRequestData) > 0 {
-			requestData = append(requestData, newRequestData...)
-		}
-	}
-	return requestData, errs
-}
-
 // buildAdapterRequest builds the request for Pubmatic
 func (a *PubmaticAdapter) buildAdapterRequest(request *openrtb2.BidRequest, cookies []string) ([]*adapters.RequestData, error) {
 	reqJSON, err := json.Marshal(request)
@@ -645,7 +602,12 @@ func (a *PubmaticAdapter) MakeBids(internalRequest *openrtb2.BidRequest, externa
 		targets := getTargetingKeys(sb.Ext, string(externalRequest.BidderName))
 		for i := 0; i < len(sb.Bid); i++ {
 			bid := sb.Bid[i]
-			bid.ImpID = trimSuffixWithPattern(bid.ImpID)
+
+			//If imp is multi-floored then update the bid.ext.mbmfv with the floor value
+			if appLovinMaxImpressionRegex.MatchString(bid.ImpID) {
+				bid.Ext = updateBidExtWithMultiFloor(bid.ImpID, bid.Ext, externalRequest.Body)
+				bid.ImpID = trimSuffixWithPattern(bid.ImpID)
+			}
 
 			bid.Ext = renameTransparencyParamsKey(bid.Ext)
 			// Copy SeatBid Ext to Bid.Ext
@@ -709,10 +671,6 @@ func (a *PubmaticAdapter) MakeBids(internalRequest *openrtb2.BidRequest, externa
 	return bidResponse, errs
 }
 
-func trimSuffixWithPattern(input string) string {
-	return re.ReplaceAllString(input, "")
-}
-
 func getNativeAdm(adm string) (string, error) {
 	var err error
 	nativeAdm := make(map[string]interface{})
diff --git a/adapters/pubmatic/pubmatic_ow.go b/adapters/pubmatic/pubmatic_ow.go
index cc52e1d182..7a3e99a19b 100644
--- a/adapters/pubmatic/pubmatic_ow.go
+++ b/adapters/pubmatic/pubmatic_ow.go
@@ -4,16 +4,21 @@ import (
 	"bytes"
 	"encoding/json"
 	"fmt"
+	"regexp"
 	"strconv"
 
 	"github.com/buger/jsonparser"
 	"github.com/prebid/openrtb/v20/openrtb2"
+	"github.com/prebid/prebid-server/v2/adapters"
 	"github.com/prebid/prebid-server/v2/openrtb_ext"
 )
 
 const (
-	dsaKey          = "dsa"
-	transparencyKey = "transparency"
+	dsaKey                       = "dsa"
+	transparencyKey              = "transparency"
+	multiFloors                  = "_mf"
+	appLovinMaxImpressionPattern = `_mf[0-9]+$`
+	multiBidMultiFloorValueKey   = "mbmfv"
 )
 
 var (
@@ -21,6 +26,8 @@ var (
 	dsaParamKey = []byte(`"dsaparams"`)
 )
 
+var appLovinMaxImpressionRegex = regexp.MustCompile(appLovinMaxImpressionPattern)
+
 func getTargetingKeys(bidExt json.RawMessage, bidderName string) map[string]string {
 	targets := map[string]string{}
 	if bidExt != nil {
@@ -102,3 +109,77 @@ func renameTransparencyParamsKey(bidExt []byte) []byte {
 
 	return bidExt
 }
+
+// buildMultiFloorRequests builds multiple requests for each floor value
+func (a *PubmaticAdapter) buildMultiFloorRequests(request *openrtb2.BidRequest, impFloorsMap map[string][]float64, cookies []string) ([]*adapters.RequestData, []error) {
+	requestData := make([]*adapters.RequestData, 0, MAX_MULTIFLOORS_PUBMATIC*len(request.Imp))
+	errs := make([]error, 0, MAX_MULTIFLOORS_PUBMATIC*len(request.Imp))
+
+	for i := 0; i < MAX_MULTIFLOORS_PUBMATIC; i++ {
+		isFloorsUpdated := false
+		newImps := make([]openrtb2.Imp, len(request.Imp))
+		copy(newImps, request.Imp)
+		//TODO-AK: Remove the imp from the request if the floor is not present except for the first floor
+		for j := range newImps {
+			floors, ok := impFloorsMap[request.Imp[j].ID]
+			if !ok || len(floors) <= i {
+				continue
+			}
+			isFloorsUpdated = true
+			newImps[j].BidFloor = floors[i]
+			newImps[j].ID = fmt.Sprintf("%s"+multiFloors+"%d", newImps[j].ID, i+1)
+		}
+
+		if !isFloorsUpdated {
+			continue
+		}
+
+		newRequest := *request
+		newRequest.Imp = newImps
+
+		newRequestData, errData := a.buildAdapterRequest(&newRequest, cookies)
+		if errData != nil {
+			errs = append(errs, errData)
+		}
+		if len(newRequestData) > 0 {
+			requestData = append(requestData, newRequestData...)
+		}
+	}
+	return requestData, errs
+}
+
+func trimSuffixWithPattern(input string) string {
+	return appLovinMaxImpressionRegex.ReplaceAllString(input, "")
+}
+
+func updateBidExtWithMultiFloor(bidImpID string, bidExt, reqBody []byte) []byte {
+	var externalRequest openrtb2.BidRequest
+
+	if err := json.Unmarshal(reqBody, &externalRequest); err != nil {
+		return bidExt
+	}
+
+	updatedBidExt := bidExt
+	if bidExt == nil {
+		updatedBidExt = json.RawMessage(`{}`)
+	}
+
+	for _, imp := range externalRequest.Imp {
+		if imp.ID != bidImpID {
+			continue
+		}
+		if imp.BidFloor <= 0 {
+			continue
+		}
+		var err error
+		updatedBidExt, err = jsonparser.Set(updatedBidExt, []byte(fmt.Sprintf("%f", imp.BidFloor)), multiBidMultiFloorValueKey)
+		if err != nil {
+			return bidExt
+		}
+	}
+
+	if string(updatedBidExt) != "{}" {
+		return updatedBidExt
+	}
+	return bidExt
+}
diff --git a/adapters/pubmatic/pubmatic_ow_test.go b/adapters/pubmatic/pubmatic_ow_test.go
index e46ccc70a5..f62b92d782 100644
--- a/adapters/pubmatic/pubmatic_ow_test.go
+++ b/adapters/pubmatic/pubmatic_ow_test.go
@@ -9,6 +9,7 @@ import (
 	"github.com/prebid/openrtb/v20/openrtb2"
 	"github.com/prebid/prebid-server/v2/adapters"
 	"github.com/prebid/prebid-server/v2/openrtb_ext"
+	"github.com/prebid/prebid-server/v2/util/ptrutil"
 	"github.com/stretchr/testify/assert"
 )
 
@@ -474,6 +475,48 @@ func TestPubmaticMakeBids(t *testing.T) {
 				Currency: "USD",
 			},
 		},
+		{
+			name: "MultiBid MultiFloor request",
+			args: args{
+				response: &adapters.ResponseData{
+					StatusCode: http.StatusOK,
+					Body:       []byte(`{"id": "test-request-id", "seatbid":[{"seat": "958", "bid":[{"id": "7706636740145184841", "impid": "test-imp-id_mf1", "price": 0.500000, "adid": "29681110", "adm": "some-test-ad", "adomain":["pubmatic.com"], "crid": "29681110", "h": 250, "w": 300, "dealid": "testdeal", "ext":{}}]}], "bidid": "5778926625248726496", "cur": "USD"}`),
+				},
+				externalRequest: &adapters.RequestData{
+					BidderName: openrtb_ext.BidderPubmatic,
+					Body:       []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf1","banner":{"w":300,"h":250},"bidfloor":0.12,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
+				},
+			},
+			wantErr: nil,
+			wantResp: &adapters.BidderResponse{
+				Bids: []*adapters.TypedBid{
+					{
+						Bid: &openrtb2.Bid{
+							ID:      "7706636740145184841",
+							ImpID:   "test-imp-id",
+							Price:   0.500000,
+							AdID:    "29681110",
+							AdM:     "some-test-ad",
+							ADomain: []string{"pubmatic.com"},
+							CrID:    "29681110",
+							H:       250,
+							W:       300,
+							DealID:  "testdeal",
+							Ext:     json.RawMessage(`{"mbmfv":0.120000}`),
+						},
+						BidType:    openrtb_ext.BidTypeBanner,
+						BidVideo:   &openrtb_ext.ExtBidPrebidVideo{},
+						BidTargets: map[string]string{},
+						BidMeta: &openrtb_ext.ExtBidPrebidMeta{
+							AdvertiserID: 958,
+							AgencyID:     958,
+							MediaType:    "banner",
+						},
+					},
+				},
+				Currency: "USD",
+			},
+		},
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
@@ -486,3 +529,545 @@ func TestPubmaticMakeBids(t *testing.T) {
 		})
 	}
 }
+
+func TestPubmaticAdapter_buildMultiFloorRequests(t *testing.T) {
+	type fields struct {
+		URI        string
+		bidderName string
+	}
+	type args struct {
+		request      *openrtb2.BidRequest
+		impFloorsMap map[string][]float64
+		cookies      []string
+	}
+	tests := []struct {
+		name            string
+		fields          fields
+		args            args
+		wantRequestData []*adapters.RequestData
+		wantError       []error
+	}{
+		{
+			name: "request with single imp and single floor",
+			fields: fields{
+				URI:        "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
+				bidderName: "pubmatic",
+			},
+			args: args{
+				request: &openrtb2.BidRequest{
+					ID: "test-request-id",
+					App: &openrtb2.App{
+						Name:     "AutoScout24",
+						Bundle:   "com.autoscout24",
+						StoreURL: "https://play.google.com/store/apps/details?id=com.autoscout24&hl=fr",
+					},
+					Imp: []openrtb2.Imp{
+						{
+							ID:       "test-imp-id",
+							BidFloor: 0.12,
+							Banner: &openrtb2.Banner{
+								W: ptrutil.ToPtr[int64](300),
+								H: ptrutil.ToPtr[int64](250),
+							},
+							Ext: json.RawMessage(`{}`),
+						},
+					},
+				},
+				impFloorsMap: map[string][]float64{
+					"test-imp-id": {1.2},
+				},
+				cookies: []string{"test-cookie"},
+			},
+			wantRequestData: []*adapters.RequestData{
+				{
+					Method: "POST",
+					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
+					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf1","banner":{"w":300,"h":250},"bidfloor":1.2,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
+					Headers: http.Header{
+						"Content-Type": []string{"application/json;charset=utf-8"},
+						"Accept":       []string{"application/json"},
+						"Cookie":       []string{"test-cookie"},
+					},
+					ImpIDs: []string{"test-imp-id_mf1"},
+				},
+			},
+			wantError: []error{},
+		},
+		{
+			name: "request with single imp and two floors",
+			fields: fields{
+				URI:        "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
+				bidderName: "pubmatic",
+			},
+			args: args{
+				request: &openrtb2.BidRequest{
+					ID: "test-request-id",
+					App: &openrtb2.App{
+						Name:     "AutoScout24",
+						Bundle:   "com.autoscout24",
+						StoreURL: "https://play.google.com/store/apps/details?id=com.autoscout24&hl=fr",
+					},
+					Imp: []openrtb2.Imp{
+						{
+							ID:       "test-imp-id",
+							BidFloor: 0.12,
+							Banner: &openrtb2.Banner{
+								W: ptrutil.ToPtr[int64](300),
+								H: ptrutil.ToPtr[int64](250),
+							},
+							Ext: json.RawMessage(`{}`),
+						},
+					},
+				},
+				impFloorsMap: map[string][]float64{
+					"test-imp-id": {1.2, 1.3},
+				},
+				cookies: []string{"test-cookie"},
+			},
+			wantRequestData: []*adapters.RequestData{
+				{
+					Method: "POST",
+					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
+					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf1","banner":{"w":300,"h":250},"bidfloor":1.2,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
+					Headers: http.Header{
+						"Content-Type": []string{"application/json;charset=utf-8"},
+						"Accept":       []string{"application/json"},
+						"Cookie":       []string{"test-cookie"},
+					},
+					ImpIDs: []string{"test-imp-id_mf1"},
+				},
+				{
+					Method: "POST",
+					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
+					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf2","banner":{"w":300,"h":250},"bidfloor":1.3,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
+					Headers: http.Header{
+						"Content-Type": []string{"application/json;charset=utf-8"},
+						"Accept":       []string{"application/json"},
+						"Cookie":       []string{"test-cookie"},
+					},
+					ImpIDs: []string{"test-imp-id_mf2"},
+				},
+			},
+			wantError: []error{},
+		},
+		{
+			name: "request with single imp and max multi floors(3)",
+			fields: fields{
+				URI:        "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
+				bidderName: "pubmatic",
+			},
+			args: args{
+				request: &openrtb2.BidRequest{
+					ID: "test-request-id",
+					App: &openrtb2.App{
+						Name:     "AutoScout24",
+						Bundle:   "com.autoscout24",
+						StoreURL: "https://play.google.com/store/apps/details?id=com.autoscout24&hl=fr",
+					},
+					Imp: []openrtb2.Imp{
+						{
+							ID:       "test-imp-id",
+							BidFloor: 0.12,
+							Banner: &openrtb2.Banner{
+								W: ptrutil.ToPtr[int64](300),
+								H: ptrutil.ToPtr[int64](250),
+							},
+							Ext: json.RawMessage(`{}`),
+						},
+					},
+				},
+				impFloorsMap: map[string][]float64{
+					"test-imp-id": {1.2, 1.3, 1.4},
+				},
+				cookies: []string{"test-cookie"},
+			},
+			wantRequestData: []*adapters.RequestData{
+				{
+					Method: "POST",
+					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
+					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf1","banner":{"w":300,"h":250},"bidfloor":1.2,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
+					Headers: http.Header{
+						"Content-Type": []string{"application/json;charset=utf-8"},
+						"Accept":       []string{"application/json"},
+						"Cookie":       []string{"test-cookie"},
+					},
+					ImpIDs: []string{"test-imp-id_mf1"},
+				},
+				{
+					Method: "POST",
+					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
+					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf2","banner":{"w":300,"h":250},"bidfloor":1.3,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
+					Headers: http.Header{
+						"Content-Type": []string{"application/json;charset=utf-8"},
+						"Accept":       []string{"application/json"},
+						"Cookie":       []string{"test-cookie"},
+					},
+					ImpIDs: []string{"test-imp-id_mf2"},
+				},
+				{
+					Method: "POST",
+					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
+					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf3","banner":{"w":300,"h":250},"bidfloor":1.4,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
+					Headers: http.Header{
+						"Content-Type": []string{"application/json;charset=utf-8"},
+						"Accept":       []string{"application/json"},
+						"Cookie":       []string{"test-cookie"},
+					},
+					ImpIDs: []string{"test-imp-id_mf3"},
+				},
+			},
+			wantError: []error{},
+		},
+		{
+			name: "request with multiple imp and single floor",
+			fields: fields{
+				URI:        "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
+				bidderName: "pubmatic",
+			},
+			args: args{
+				request: &openrtb2.BidRequest{
+					ID: "test-request-id",
+					App: &openrtb2.App{
+						Name:     "AutoScout24",
+						Bundle:   "com.autoscout24",
+						StoreURL: "https://play.google.com/store/apps/details?id=com.autoscout24&hl=fr",
+					},
+					Imp: []openrtb2.Imp{
+						{
+							ID:       "test-imp-id",
+							BidFloor: 0.12,
+							Banner: &openrtb2.Banner{
+								W: ptrutil.ToPtr[int64](300),
+								H: ptrutil.ToPtr[int64](250),
+							},
+							Ext: json.RawMessage(`{}`),
+						},
+						{
+							ID:       "test-imp-id2",
+							BidFloor: 0.13,
+							Banner: &openrtb2.Banner{
+								W: ptrutil.ToPtr[int64](300),
+								H: ptrutil.ToPtr[int64](250),
+							},
+							Ext: json.RawMessage(`{}`),
+						},
+					},
+				},
+				impFloorsMap: map[string][]float64{
+					"test-imp-id":  {1.2},
+					"test-imp-id2": {1.3},
+				},
+				cookies: []string{"test-cookie"},
+			},
+			wantRequestData: []*adapters.RequestData{
+				{
+					Method: "POST",
+					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
+					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf1","banner":{"w":300,"h":250},"bidfloor":1.2,"ext":{}},{"id":"test-imp-id2_mf1","banner":{"w":300,"h":250},"bidfloor":1.3,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
+					Headers: http.Header{
+						"Content-Type": []string{"application/json;charset=utf-8"},
+						"Accept":       []string{"application/json"},
+						"Cookie":       []string{"test-cookie"},
+					},
+					ImpIDs: []string{"test-imp-id_mf1", "test-imp-id2_mf1"},
+				},
+			},
+			wantError: []error{},
+		},
+		{
+			name: "request with multiple imp and 3 floors (max) for only one imp",
+			fields: fields{
+				URI:        "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
+				bidderName: "pubmatic",
+			},
+			args: args{
+				request: &openrtb2.BidRequest{
+					ID: "test-request-id",
+					App: &openrtb2.App{
+						Name:     "AutoScout24",
+						Bundle:   "com.autoscout24",
+						StoreURL: "https://play.google.com/store/apps/details?id=com.autoscout24&hl=fr",
+					},
+					Imp: []openrtb2.Imp{
+						{
+							ID:       "test-imp-id",
+							BidFloor: 0.12,
+							Banner: &openrtb2.Banner{
+								W: ptrutil.ToPtr[int64](300),
+								H: ptrutil.ToPtr[int64](250),
+							},
+							Ext: json.RawMessage(`{}`),
+						},
+						{
+							ID:       "test-imp-id2",
+							BidFloor: 0.34,
+							Banner: &openrtb2.Banner{
+								W: ptrutil.ToPtr[int64](300),
+								H: ptrutil.ToPtr[int64](250),
+							},
+							Ext: json.RawMessage(`{}`),
+						},
+					},
+				},
+				impFloorsMap: map[string][]float64{
+					"test-imp-id": {1.2, 1.3, 1.4},
+				},
+				cookies: []string{"test-cookie"},
+			},
+			wantRequestData: []*adapters.RequestData{
+				{
+					Method: "POST",
+					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
+					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf1","banner":{"w":300,"h":250},"bidfloor":1.2,"ext":{}},{"id":"test-imp-id2","banner":{"w":300,"h":250},"bidfloor":0.34,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
+					Headers: http.Header{
+						"Content-Type": []string{"application/json;charset=utf-8"},
+						"Accept":       []string{"application/json"},
+						"Cookie":       []string{"test-cookie"},
+					},
+					ImpIDs: []string{"test-imp-id_mf1", "test-imp-id2"},
+				},
+				{
+					Method: "POST",
+					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
+					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf2","banner":{"w":300,"h":250},"bidfloor":1.3,"ext":{}},{"id":"test-imp-id2","banner":{"w":300,"h":250},"bidfloor":0.34,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
+					Headers: http.Header{
+						"Content-Type": []string{"application/json;charset=utf-8"},
+						"Accept":       []string{"application/json"},
+						"Cookie":       []string{"test-cookie"},
+					},
+					ImpIDs: []string{"test-imp-id_mf2", "test-imp-id2"},
+				},
+				{
+					Method: "POST",
+					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
+					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf3","banner":{"w":300,"h":250},"bidfloor":1.4,"ext":{}},{"id":"test-imp-id2","banner":{"w":300,"h":250},"bidfloor":0.34,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
+					Headers: http.Header{
+						"Content-Type": []string{"application/json;charset=utf-8"},
+						"Accept":       []string{"application/json"},
+						"Cookie":       []string{"test-cookie"},
+					},
+					ImpIDs: []string{"test-imp-id_mf3", "test-imp-id2"},
+				},
+			},
+			wantError: []error{},
+		},
+		{
+			name: "request with multiple imp with 3 floors for one imp and 2 floors for another imp",
+			fields: fields{
+				URI:        "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
+				bidderName: "pubmatic",
+			},
+			args: args{
+				request: &openrtb2.BidRequest{
+					ID: "test-request-id",
+					App: &openrtb2.App{
+						Name:     "AutoScout24",
+						Bundle:   "com.autoscout24",
+						StoreURL: "https://play.google.com/store/apps/details?id=com.autoscout24&hl=fr",
+					},
+					Imp: []openrtb2.Imp{
+						{
+							ID:       "test-imp-id",
+							BidFloor: 0.12,
+							Banner: &openrtb2.Banner{
+								W: ptrutil.ToPtr[int64](300),
+								H: ptrutil.ToPtr[int64](250),
+							},
+							Ext: json.RawMessage(`{}`),
+						},
+						{
+							ID:       "test-imp-id2",
+							BidFloor: 0.34,
+							Banner: &openrtb2.Banner{
+								W: ptrutil.ToPtr[int64](300),
+								H: ptrutil.ToPtr[int64](250),
+							},
+							Ext: json.RawMessage(`{}`),
+						},
+					},
+				},
+				impFloorsMap: map[string][]float64{
+					"test-imp-id":  {1.2, 1.3, 1.4},
+					"test-imp-id2": {1.2, 1.3},
+				},
+				cookies: []string{"test-cookie"},
+			},
+			wantRequestData: []*adapters.RequestData{
+				{
+					Method: "POST",
+					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
+					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf1","banner":{"w":300,"h":250},"bidfloor":1.2,"ext":{}},{"id":"test-imp-id2_mf1","banner":{"w":300,"h":250},"bidfloor":1.2,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
+					Headers: http.Header{
+						"Content-Type": []string{"application/json;charset=utf-8"},
+						"Accept":       []string{"application/json"},
+						"Cookie":       []string{"test-cookie"},
+					},
+					ImpIDs: []string{"test-imp-id_mf1", "test-imp-id2_mf1"},
+				},
+				{
+					Method: "POST",
+					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
+					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf2","banner":{"w":300,"h":250},"bidfloor":1.3,"ext":{}},{"id":"test-imp-id2_mf2","banner":{"w":300,"h":250},"bidfloor":1.3,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
+					Headers: http.Header{
+						"Content-Type": []string{"application/json;charset=utf-8"},
+						"Accept":       []string{"application/json"},
+						"Cookie":       []string{"test-cookie"},
+					},
+					ImpIDs: []string{"test-imp-id_mf2", "test-imp-id2_mf2"},
+				},
+				{
+					Method: "POST",
+					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
+					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf3","banner":{"w":300,"h":250},"bidfloor":1.4,"ext":{}},{"id":"test-imp-id2","banner":{"w":300,"h":250},"bidfloor":0.34,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
+					Headers: http.Header{
+						"Content-Type": []string{"application/json;charset=utf-8"},
+						"Accept":       []string{"application/json"},
+						"Cookie":       []string{"test-cookie"},
+					},
+					ImpIDs: []string{"test-imp-id_mf3", "test-imp-id2"},
+				},
+			},
+			wantError: []error{},
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			a := &PubmaticAdapter{
+				URI:        tt.fields.URI,
+				bidderName: tt.fields.bidderName,
+			}
+			gotRequestData, gotError := a.buildMultiFloorRequests(tt.args.request, tt.args.impFloorsMap, tt.args.cookies)
+			assert.Equal(t, tt.wantRequestData, gotRequestData)
+			assert.Equal(t, tt.wantError, gotError)
+		})
+	}
+}
+
+func TestTrimSuffixWithPattern(t *testing.T) {
+	type args struct {
+		input string
+	}
+	tests := []struct {
+		name string
+		args args
+		want string
+	}{
+		{
+			name: "input string is empty",
+			args: args{
+				input: "",
+			},
+			want: "",
+		},
+		{
+			name: "input string does not contain pattern",
+			args: args{
+				input: "div123456789",
+			},
+			want: "div123456789",
+		},
+		{
+			name: "input string contains pattern",
+			args: args{
+				input: "div123456789_mf1",
+			},
+			want: "div123456789",
+		},
+		{
+			name: "input string contains pattern at the end",
+			args: args{
+				input: "div123456789_mf1_mf2",
+			},
+			want: "div123456789_mf1",
+		},
+		{
+			name: "input string contains pattern at the start",
+			args: args{
+				input: "mf1_mf2_mf123456789",
+			},
+			want: "mf1_mf2",
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got := trimSuffixWithPattern(tt.args.input)
+			assert.Equal(t, tt.want, got)
+		})
+	}
+}
+
+func Test_updateBidExtWithMultiFloor(t *testing.T) {
+	type args struct {
+		bidImpID string
+		bidExt   []byte
+		reqBody  []byte
+	}
+	tests := []struct {
+		name string
+		args args
+		want []byte
+	}{
+		{
+			name: "empty request body",
+			args: args{
+				bidImpID: "test-imp-id",
+				reqBody:  []byte(``),
+				bidExt:   []byte(`{"buyid":"testBuyId","deal_channel":1,"dsa":{"transparency":[{"dsaparams":[1,2]}]},"dspid":6,"prebiddealpriority":1}`),
+			},
+			want: []byte(`{"buyid":"testBuyId","deal_channel":1,"dsa":{"transparency":[{"dsaparams":[1,2]}]},"dspid":6,"prebiddealpriority":1}`),
+		},
+		{
+			name: "request body with no imp",
+			args: args{
+				bidImpID: "test-imp-id",
+				reqBody:  []byte(`{"id":"test-request-id"}`),
+				bidExt:   []byte(`{"buyid":"testBuyId","deal_channel":1,"dsa":{"transparency":[{"dsaparams":[1,2]}]},"dspid":6,"prebiddealpriority":1}`),
+			},
+			want: []byte(`{"buyid":"testBuyId","deal_channel":1,"dsa":{"transparency":[{"dsaparams":[1,2]}]},"dspid":6,"prebiddealpriority":1}`),
+		},
+		{
+			name: "request body with imp but no matching imp with bidImpID",
+			args: args{
+				bidImpID: "test-imp-id",
+				reqBody:  []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id2","banner":{"w":300,"h":250},"bidfloor":0.12,"ext":{}}]}`),
+				bidExt:   []byte(`{"buyid":"testBuyId","deal_channel":1,"dsa":{"transparency":[{"dsaparams":[1,2]}]},"dspid":6,"prebiddealpriority":1}`),
+			},
+			want: []byte(`{"buyid":"testBuyId","deal_channel":1,"dsa":{"transparency":[{"dsaparams":[1,2]}]},"dspid":6,"prebiddealpriority":1}`),
+		},
+		{
+			name: "request body with imp and matching imp with bidImpID",
+			args: args{
+				bidImpID: "test-imp-id",
+				reqBody:  []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id","banner":{"w":300,"h":250},"bidfloor":0.12,"ext":{}}]}`),
+				bidExt:   []byte(`{"buyid":"testBuyId","deal_channel":1,"dsa":{"transparency":[{"dsaparams":[1,2]}]},"dspid":6,"prebiddealpriority":1}`),
+			},
+			want: []byte(`{"buyid":"testBuyId","deal_channel":1,"dsa":{"transparency":[{"dsaparams":[1,2]}]},"dspid":6,"prebiddealpriority":1,"mbmfv":0.120000}`),
+		},
+		{
+			name: "request body with multiple imp and matching imp with bidImpID",
+			args: args{
+				bidImpID: "test-imp-id",
+				reqBody:  []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id","banner":{"w":300,"h":250},"bidfloor":0.12,"ext":{}},{"id":"test-imp-id2","banner":{"w":300,"h":250},"bidfloor":0.13,"ext":{}}]}`),
+				bidExt:   []byte(`{"buyid":"testBuyId","deal_channel":1,"dsa":{"transparency":[{"dsaparams":[1,2]}]},"dspid":6,"prebiddealpriority":1}`),
+			},
+			want: []byte(`{"buyid":"testBuyId","deal_channel":1,"dsa":{"transparency":[{"dsaparams":[1,2]}]},"dspid":6,"prebiddealpriority":1,"mbmfv":0.120000}`),
+		},
+		{
+			name: "request body with imp and matching imp with bidImpID and no bidExt",
+			args: args{
+				bidImpID: "test-imp-id",
+				reqBody:  []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id","banner":{"w":300,"h":250},"bidfloor":0.12,"ext":{}}]}`),
+				bidExt:   nil,
+			},
+			want: []byte(`{"mbmfv":0.120000}`),
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got := updateBidExtWithMultiFloor(tt.args.bidImpID, tt.args.bidExt, tt.args.reqBody)
+			assert.Equal(t, tt.want, got)
+		})
+	}
+}
+
+//Need to write happy path test cases with nil bidExt
diff --git a/adapters/pubmatic/pubmatic_test.go b/adapters/pubmatic/pubmatic_test.go
index 984458017e..6bf8a8bf06 100644
--- a/adapters/pubmatic/pubmatic_test.go
+++ b/adapters/pubmatic/pubmatic_test.go
@@ -659,40 +659,6 @@ func TestPubmaticAdapter_MakeBids(t *testing.T) {
 				Currency: "USD",
 			},
 		},
-		{
-			name: "response impid has suffix(mf1)",
-			args: args{
-				response: &adapters.ResponseData{
-					StatusCode: http.StatusOK,
-					Body:       []byte(`{"id": "test-request-id", "seatbid":[{"seat": "958", "bid":[{"id": "7706636740145184841", "impid": "test-imp-id_mf1", "price": 0.500000, "adid": "29681110", "adm": "some-test-ad", "adomain":["pubmatic.com"], "crid": "29681110", "h": 250, "w": 300, "dealid": "testdeal", "ext":null}]}], "bidid": "5778926625248726496", "cur": "USD"}`),
-				},
-				externalRequest: &adapters.RequestData{BidderName: openrtb_ext.BidderPubmatic},
-			},
-			wantErr: nil,
-			wantResp: &adapters.BidderResponse{
-				Bids: []*adapters.TypedBid{
-					{
-						Bid: &openrtb2.Bid{
-							ID:      "7706636740145184841",
-							ImpID:   "test-imp-id",
-							Price:   0.500000,
-							AdID:    "29681110",
-							AdM:     "some-test-ad",
-							ADomain: []string{"pubmatic.com"},
-							CrID:    "29681110",
-							H:       250,
-							W:       300,
-							DealID:  "testdeal",
-							Ext:     json.RawMessage(`null`),
-						},
-						BidType:    openrtb_ext.BidTypeBanner,
-						BidVideo:   &openrtb_ext.ExtBidPrebidVideo{},
-						BidTargets: map[string]string{},
-					},
-				},
-				Currency: "USD",
-			},
-		},
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
@@ -996,419 +962,6 @@ func TestGetMapFromJSON(t *testing.T) {
 	}
 }
 
-func TestPubmaticAdapter_buildMultiFloorRequests(t *testing.T) {
-	type fields struct {
-		URI        string
-		bidderName string
-	}
-	type args struct {
-		request      *openrtb2.BidRequest
-		impFloorsMap map[string][]float64
-		cookies      []string
-	}
-	tests := []struct {
-		name            string
-		fields          fields
-		args            args
-		wantRequestData []*adapters.RequestData
-		wantError       []error
-	}{
-		{
-			name: "request with single imp and single floor",
-			fields: fields{
-				URI:        "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
-				bidderName: "pubmatic",
-			},
-			args: args{
-				request: &openrtb2.BidRequest{
-					ID: "test-request-id",
-					App: &openrtb2.App{
-						Name:     "AutoScout24",
-						Bundle:   "com.autoscout24",
-						StoreURL: "https://play.google.com/store/apps/details?id=com.autoscout24&hl=fr",
-					},
-					Imp: []openrtb2.Imp{
-						{
-							ID:       "test-imp-id",
-							BidFloor: 0.12,
-							Banner: &openrtb2.Banner{
-								W: ptrutil.ToPtr[int64](300),
-								H: ptrutil.ToPtr[int64](250),
-							},
-							Ext: json.RawMessage(`{}`),
-						},
-					},
-				},
-				impFloorsMap: map[string][]float64{
-					"test-imp-id": {1.2},
-				},
-				cookies: []string{"test-cookie"},
-			},
-			wantRequestData: []*adapters.RequestData{
-				{
-					Method: "POST",
-					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
-					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf1","banner":{"w":300,"h":250},"bidfloor":1.2,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
-					Headers: http.Header{
-						"Content-Type": []string{"application/json;charset=utf-8"},
-						"Accept":       []string{"application/json"},
-						"Cookie":       []string{"test-cookie"},
-					},
-					ImpIDs: []string{"test-imp-id_mf1"},
-				},
-			},
-			wantError: []error{},
-		},
-		{
-			name: "request with single imp and two floors",
-			fields: fields{
-				URI:        "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
-				bidderName: "pubmatic",
-			},
-			args: args{
-				request: &openrtb2.BidRequest{
-					ID: "test-request-id",
-					App: &openrtb2.App{
-						Name:     "AutoScout24",
-						Bundle:   "com.autoscout24",
-						StoreURL: "https://play.google.com/store/apps/details?id=com.autoscout24&hl=fr",
-					},
-					Imp: []openrtb2.Imp{
-						{
-							ID:       "test-imp-id",
-							BidFloor: 0.12,
-							Banner: &openrtb2.Banner{
-								W: ptrutil.ToPtr[int64](300),
-								H: ptrutil.ToPtr[int64](250),
-							},
-							Ext: json.RawMessage(`{}`),
-						},
-					},
-				},
-				impFloorsMap: map[string][]float64{
-					"test-imp-id": {1.2, 1.3},
-				},
-				cookies: []string{"test-cookie"},
-			},
-			wantRequestData: []*adapters.RequestData{
-				{
-					Method: "POST",
-					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
-					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf1","banner":{"w":300,"h":250},"bidfloor":1.2,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
-					Headers: http.Header{
-						"Content-Type": []string{"application/json;charset=utf-8"},
-						"Accept":       []string{"application/json"},
-						"Cookie":       []string{"test-cookie"},
-					},
-					ImpIDs: []string{"test-imp-id_mf1"},
-				},
-				{
-					Method: "POST",
-					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
-					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf2","banner":{"w":300,"h":250},"bidfloor":1.3,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
-					Headers: http.Header{
-						"Content-Type": []string{"application/json;charset=utf-8"},
-						"Accept":       []string{"application/json"},
-						"Cookie":       []string{"test-cookie"},
-					},
-					ImpIDs: []string{"test-imp-id_mf2"},
-				},
-			},
-			wantError: []error{},
-		},
-		{
-			name: "request with single imp and max multi floors(3)",
-			fields: fields{
-				URI:        "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
-				bidderName: "pubmatic",
-			},
-			args: args{
-				request: &openrtb2.BidRequest{
-					ID: "test-request-id",
-					App: &openrtb2.App{
-						Name:     "AutoScout24",
-						Bundle:   "com.autoscout24",
-						StoreURL: "https://play.google.com/store/apps/details?id=com.autoscout24&hl=fr",
-					},
-					Imp: []openrtb2.Imp{
-						{
-							ID:       "test-imp-id",
-							BidFloor: 0.12,
-							Banner: &openrtb2.Banner{
-								W: ptrutil.ToPtr[int64](300),
-								H: ptrutil.ToPtr[int64](250),
-							},
-							Ext: json.RawMessage(`{}`),
-						},
-					},
-				},
-				impFloorsMap: map[string][]float64{
-					"test-imp-id": {1.2, 1.3, 1.4},
-				},
-				cookies: []string{"test-cookie"},
-			},
-			wantRequestData: []*adapters.RequestData{
-				{
-					Method: "POST",
-					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
-					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf1","banner":{"w":300,"h":250},"bidfloor":1.2,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
-					Headers: http.Header{
-						"Content-Type": []string{"application/json;charset=utf-8"},
-						"Accept":       []string{"application/json"},
-						"Cookie":       []string{"test-cookie"},
-					},
-					ImpIDs: []string{"test-imp-id_mf1"},
-				},
-				{
-					Method: "POST",
-					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
-					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf2","banner":{"w":300,"h":250},"bidfloor":1.3,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
-					Headers: http.Header{
-						"Content-Type": []string{"application/json;charset=utf-8"},
-						"Accept":       []string{"application/json"},
-						"Cookie":       []string{"test-cookie"},
-					},
-					ImpIDs: []string{"test-imp-id_mf2"},
-				},
-				{
-					Method: "POST",
-					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
-					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf3","banner":{"w":300,"h":250},"bidfloor":1.4,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
-					Headers: http.Header{
-						"Content-Type": []string{"application/json;charset=utf-8"},
-						"Accept":       []string{"application/json"},
-						"Cookie":       []string{"test-cookie"},
-					},
-					ImpIDs: []string{"test-imp-id_mf3"},
-				},
-			},
-			wantError: []error{},
-		},
-		{
-			name: "request with multiple imp and single floor",
-			fields: fields{
-				URI:        "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
-				bidderName: "pubmatic",
-			},
-			args: args{
-				request: &openrtb2.BidRequest{
-					ID: "test-request-id",
-					App: &openrtb2.App{
-						Name:     "AutoScout24",
-						Bundle:   "com.autoscout24",
-						StoreURL: "https://play.google.com/store/apps/details?id=com.autoscout24&hl=fr",
-					},
-					Imp: []openrtb2.Imp{
-						{
-							ID:       "test-imp-id",
-							BidFloor: 0.12,
-							Banner: &openrtb2.Banner{
-								W: ptrutil.ToPtr[int64](300),
-								H: ptrutil.ToPtr[int64](250),
-							},
-							Ext: json.RawMessage(`{}`),
-						},
-						{
-							ID:       "test-imp-id2",
-							BidFloor: 0.13,
-							Banner: &openrtb2.Banner{
-								W: ptrutil.ToPtr[int64](300),
-								H: ptrutil.ToPtr[int64](250),
-							},
-							Ext: json.RawMessage(`{}`),
-						},
-					},
-				},
-				impFloorsMap: map[string][]float64{
-					"test-imp-id":  {1.2},
-					"test-imp-id2": {1.3},
-				},
-				cookies: []string{"test-cookie"},
-			},
-			wantRequestData: []*adapters.RequestData{
-				{
-					Method: "POST",
-					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
-					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf1","banner":{"w":300,"h":250},"bidfloor":1.2,"ext":{}},{"id":"test-imp-id2_mf1","banner":{"w":300,"h":250},"bidfloor":1.3,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
-					Headers: http.Header{
-						"Content-Type": []string{"application/json;charset=utf-8"},
-						"Accept":       []string{"application/json"},
-						"Cookie":       []string{"test-cookie"},
-					},
-					ImpIDs: []string{"test-imp-id_mf1", "test-imp-id2_mf1"},
-				},
-			},
-			wantError: []error{},
-		},
-		{
-			name: "request with multiple imp and 3 floors (max) for only one imp",
-			fields: fields{
-				URI:        "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
-				bidderName: "pubmatic",
-			},
-			args: args{
-				request: &openrtb2.BidRequest{
-					ID: "test-request-id",
-					App: &openrtb2.App{
-						Name:     "AutoScout24",
-						Bundle:   "com.autoscout24",
-						StoreURL: "https://play.google.com/store/apps/details?id=com.autoscout24&hl=fr",
-					},
-					Imp: []openrtb2.Imp{
-						{
-							ID:       "test-imp-id",
-							BidFloor: 0.12,
-							Banner: &openrtb2.Banner{
-								W: ptrutil.ToPtr[int64](300),
-								H: ptrutil.ToPtr[int64](250),
-							},
-							Ext: json.RawMessage(`{}`),
-						},
-						{
-							ID:       "test-imp-id2",
-							BidFloor: 0.34,
-							Banner: &openrtb2.Banner{
-								W: ptrutil.ToPtr[int64](300),
-								H: ptrutil.ToPtr[int64](250),
-							},
-							Ext: json.RawMessage(`{}`),
-						},
-					},
-				},
-				impFloorsMap: map[string][]float64{
-					"test-imp-id": {1.2, 1.3, 1.4},
-				},
-				cookies: []string{"test-cookie"},
-			},
-			wantRequestData: []*adapters.RequestData{
-				{
-					Method: "POST",
-					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
-					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf1","banner":{"w":300,"h":250},"bidfloor":1.2,"ext":{}},{"id":"test-imp-id2","banner":{"w":300,"h":250},"bidfloor":0.34,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
-					Headers: http.Header{
-						"Content-Type": []string{"application/json;charset=utf-8"},
-						"Accept":       []string{"application/json"},
-						"Cookie":       []string{"test-cookie"},
-					},
-					ImpIDs: []string{"test-imp-id_mf1", "test-imp-id2"},
-				},
-				{
-					Method: "POST",
-					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
-					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf2","banner":{"w":300,"h":250},"bidfloor":1.3,"ext":{}},{"id":"test-imp-id2","banner":{"w":300,"h":250},"bidfloor":0.34,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
-					Headers: http.Header{
-						"Content-Type": []string{"application/json;charset=utf-8"},
-						"Accept":       []string{"application/json"},
-						"Cookie":       []string{"test-cookie"},
-					},
-					ImpIDs: []string{"test-imp-id_mf2", "test-imp-id2"},
-				},
-				{
-					Method: "POST",
-					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
-					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf3","banner":{"w":300,"h":250},"bidfloor":1.4,"ext":{}},{"id":"test-imp-id2","banner":{"w":300,"h":250},"bidfloor":0.34,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
-					Headers: http.Header{
-						"Content-Type": []string{"application/json;charset=utf-8"},
-						"Accept":       []string{"application/json"},
-						"Cookie":       []string{"test-cookie"},
-					},
-					ImpIDs: []string{"test-imp-id_mf3", "test-imp-id2"},
-				},
-			},
-			wantError: []error{},
-		},
-		{
-			name: "request with multiple imp with 3 floors for one imp and 2 floors for another imp",
-			fields: fields{
-				URI:        "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
-				bidderName: "pubmatic",
-			},
-			args: args{
-				request: &openrtb2.BidRequest{
-					ID: "test-request-id",
-					App: &openrtb2.App{
-						Name:     "AutoScout24",
-						Bundle:   "com.autoscout24",
-						StoreURL: "https://play.google.com/store/apps/details?id=com.autoscout24&hl=fr",
-					},
-					Imp: []openrtb2.Imp{
-						{
-							ID:       "test-imp-id",
-							BidFloor: 0.12,
-							Banner: &openrtb2.Banner{
-								W: ptrutil.ToPtr[int64](300),
-								H: ptrutil.ToPtr[int64](250),
-							},
-							Ext: json.RawMessage(`{}`),
-						},
-						{
-							ID:       "test-imp-id2",
-							BidFloor: 0.34,
-							Banner: &openrtb2.Banner{
-								W: ptrutil.ToPtr[int64](300),
-								H: ptrutil.ToPtr[int64](250),
-							},
-							Ext: json.RawMessage(`{}`),
-						},
-					},
-				},
-				impFloorsMap: map[string][]float64{
-					"test-imp-id":  {1.2, 1.3, 1.4},
-					"test-imp-id2": {1.2, 1.3},
-				},
-				cookies: []string{"test-cookie"},
-			},
-			wantRequestData: []*adapters.RequestData{
-				{
-					Method: "POST",
-					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
-					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf1","banner":{"w":300,"h":250},"bidfloor":1.2,"ext":{}},{"id":"test-imp-id2_mf1","banner":{"w":300,"h":250},"bidfloor":1.2,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
-					Headers: http.Header{
-						"Content-Type": []string{"application/json;charset=utf-8"},
-						"Accept":       []string{"application/json"},
-						"Cookie":       []string{"test-cookie"},
-					},
-					ImpIDs: []string{"test-imp-id_mf1", "test-imp-id2_mf1"},
-				},
-				{
-					Method: "POST",
-					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
-					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf2","banner":{"w":300,"h":250},"bidfloor":1.3,"ext":{}},{"id":"test-imp-id2_mf2","banner":{"w":300,"h":250},"bidfloor":1.3,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
-					Headers: http.Header{
-						"Content-Type": []string{"application/json;charset=utf-8"},
-						"Accept":       []string{"application/json"},
-						"Cookie":       []string{"test-cookie"},
-					},
-					ImpIDs: []string{"test-imp-id_mf2", "test-imp-id2_mf2"},
-				},
-				{
-					Method: "POST",
-					Uri:    "https://hbopenbid.pubmatic.com/translator?source=prebid-server",
-					Body:   []byte(`{"id":"test-request-id","imp":[{"id":"test-imp-id_mf3","banner":{"w":300,"h":250},"bidfloor":1.4,"ext":{}},{"id":"test-imp-id2","banner":{"w":300,"h":250},"bidfloor":0.34,"ext":{}}],"app":{"name":"AutoScout24","bundle":"com.autoscout24","storeurl":"https://play.google.com/store/apps/details?id=com.autoscout24\u0026hl=fr"}}`),
-					Headers: http.Header{
-						"Content-Type": []string{"application/json;charset=utf-8"},
-						"Accept":       []string{"application/json"},
-						"Cookie":       []string{"test-cookie"},
-					},
-					ImpIDs: []string{"test-imp-id_mf3", "test-imp-id2"},
-				},
-			},
-			wantError: []error{},
-		},
-	}
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			a := &PubmaticAdapter{
-				URI:        tt.fields.URI,
-				bidderName: tt.fields.bidderName,
-			}
-			gotRequestData, gotError := a.buildMultiFloorRequests(tt.args.request, tt.args.impFloorsMap, tt.args.cookies)
-			assert.Equal(t, tt.wantRequestData, gotRequestData)
-			assert.Equal(t, tt.wantError, gotError)
-		})
-	}
-}
-
 func TestPubmaticAdapter_buildAdapterRequest(t *testing.T) {
 	type fields struct {
 		URI        string
@@ -1550,59 +1103,6 @@ func TestPubmaticAdapter_buildAdapterRequest(t *testing.T) {
 	}
 }
 
-func TestTrimSuffixWithPattern(t *testing.T) {
-	type args struct {
-		input string
-	}
-	tests := []struct {
-		name string
-		args args
-		want string
-	}{
-		{
-			name: "input string is empty",
-			args: args{
-				input: "",
-			},
-			want: "",
-		},
-		{
-			name: "input string does not contain pattern",
-			args: args{
-				input: "div123456789",
-			},
-			want: "div123456789",
-		},
-		{
-			name: "input string contains pattern",
-			args: args{
-				input: "div123456789_mf1",
-			},
-			want: "div123456789",
-		},
-		{
-			name: "input string contains pattern at the end",
-			args: args{
-				input: "div123456789_mf1_mf2",
-			},
-			want: "div123456789",
-		},
-		{
-			name: "input string contains pattern at the start",
-			args: args{
-				input: "mf1_mf2_div123456789",
-			},
-			want: "mf1",
-		},
-	}
-	for _, tt := range tests {
-		t.Run(tt.name, func(t *testing.T) {
-			got := trimSuffixWithPattern(tt.args.input)
-			assert.Equal(t, tt.want, got)
-		})
-	}
-}
-
 func TestGetDisplayManagerAndVer(t *testing.T) {
 	type args struct {
 		app *openrtb2.App
diff --git a/modules/pubmatic/openwrap/auctionresponsehook.go b/modules/pubmatic/openwrap/auctionresponsehook.go
index cacda092cf..481842d19a 100644
--- a/modules/pubmatic/openwrap/auctionresponsehook.go
+++ b/modules/pubmatic/openwrap/auctionresponsehook.go
@@ -327,6 +327,7 @@ func (m OpenWrap) handleAuctionResponseHook(
 
 	rctx.ResponseExt = responseExt
 	rctx.DefaultBids = m.addDefaultBids(&rctx, payload.BidResponse, responseExt)
+	rctx.DefaultBids = m.addDefaultBidsForMultiFloorsConfig(&rctx, payload.BidResponse, responseExt)
 
 	rctx.Trackers = tracker.CreateTrackers(rctx, payload.BidResponse)
 
diff --git a/modules/pubmatic/openwrap/auctionresponsehook_test.go b/modules/pubmatic/openwrap/auctionresponsehook_test.go
index 55d11e8c55..a8d7ea1ab9 100644
--- a/modules/pubmatic/openwrap/auctionresponsehook_test.go
+++ b/modules/pubmatic/openwrap/auctionresponsehook_test.go
@@ -1724,6 +1724,9 @@ func TestOpenWrapHandleAuctionResponseHook(t *testing.T) {
 									Banner: false,
 								},
 							},
+							PrebidBidderCode: map[string]string{
+								"pubmatic": "pubmatic",
+							},
 							BidderResponseTimeMillis: map[string]int{},
 							SeatNonBids:              map[string][]openrtb_ext.NonBid{},
 							ReturnAllBidStatus:       true,
@@ -1757,7 +1760,7 @@ func TestOpenWrapHandleAuctionResponseHook(t *testing.T) {
 										ImpID: "Div1",
 										Price: 5,
 										AdM:   "<VAST version=\"3.0\"><Ad><Wrapper></Wrapper></Ad></VAST>",
-										Ext:   json.RawMessage(`{"bidtype":0,"deal_channel":1,"dspid":6,"origbidcpm":8,"origbidcur":"USD","prebid":{"bidid":"bb57a9e3-fdc2-4772-8071-112dd7f50a6a","meta":{"adaptercode":"pubmatic","advertiserId":4098,"agencyId":4098,"demandSource":"6","mediaType":"banner","networkId":6},"targeting":{"hb_bidder_pubmatic":"pubmatic","hb_deal_pubmatic":"PUBDEAL1","hb_pb_pubmatic":"8.00","hb_size_pubmatic":"728x90"},"type":"video","video":{"duration":0,"primary_category":"","vasttagid":""}}}`),
+										Ext:   json.RawMessage(`{"bidtype":0,"deal_channel":1,"dspid":6,"mbmfv":4,"origbidcpm":8,"origbidcur":"USD","prebid":{"bidid":"bb57a9e3-fdc2-4772-8071-112dd7f50a6a","meta":{"adaptercode":"pubmatic","advertiserId":4098,"agencyId":4098,"demandSource":"6","mediaType":"banner","networkId":6},"targeting":{"hb_bidder_pubmatic":"pubmatic","hb_deal_pubmatic":"PUBDEAL1","hb_pb_pubmatic":"8.00","hb_size_pubmatic":"728x90"},"type":"video","video":{"duration":0,"primary_category":"","vasttagid":""}}}`),
 									},
 								},
 								Seat: "pubmatic",
@@ -1781,7 +1784,7 @@ func TestOpenWrapHandleAuctionResponseHook(t *testing.T) {
 			want: want{
 				result:      hookstage.HookResult[hookstage.AuctionResponsePayload]{},
 				err:         nil,
-				bidResponse: json.RawMessage(`{"id":"12345","seatbid":[{"bid":[{"id":"bid-id-1","impid":"Div1","price":5,"adm":"\u003cVAST version=\"3.0\"\u003e\u003cAd\u003e\u003cWrapper\u003e\u003cImpression\u003e\u003c![CDATA[https:?adv=\u0026af=video\u0026aps=0\u0026au=\u0026bc=pubmatic\u0026bidid=bb57a9e3-fdc2-4772-8071-112dd7f50a6a\u0026di=-1\u0026dur=20\u0026eg=0\u0026en=0\u0026ft=0\u0026iid=\u0026kgpv=\u0026orig=\u0026origbidid=bid-id-1\u0026pdvid=0\u0026pid=0\u0026plt=0\u0026pn=pubmatic\u0026psz=0x0\u0026pubid=5890\u0026purl=\u0026sl=1\u0026slot=\u0026ss=1\u0026tgid=0\u0026tst=0]]\u003e\u003c/Impression\u003e\u003cExtensions\u003e\u003cExtension\u003e\u003cPricing model=\"CPM\" currency=\"USD\"\u003e\u003c![CDATA[5]]\u003e\u003c/Pricing\u003e\u003c/Extension\u003e\u003c/Extensions\u003e\u003c/Wrapper\u003e\u003c/Ad\u003e\u003c/VAST\u003e","ext":{"prebid":{"meta":{"adaptercode":"pubmatic","advertiserId":4098,"agencyId":4098,"demandSource":"6","mediaType":"banner","networkId":6},"type":"video","video":{"duration":20,"primary_category":"","vasttagid":""},"bidid":"bb57a9e3-fdc2-4772-8071-112dd7f50a6a"},"refreshInterval":30,"crtype":"video","video":{"minduration":10,"maxduration":20,"skip":1,"skipmin":1,"skipafter":2,"battr":[1],"playbackmethod":[1]},"dspid":6,"netecpm":5,"origbidcpm":8,"origbidcur":"USD"}}],"seat":"pubmatic"}],"ext":{"responsetimemillis":{"pubmatic":8},"matchedimpression":{"pubmatic":0}}}`),
+				bidResponse: json.RawMessage(`{"id":"12345","seatbid":[{"bid":[{"id":"bid-id-1","impid":"Div1","price":5,"adm":"\u003cVAST version=\"3.0\"\u003e\u003cAd\u003e\u003cWrapper\u003e\u003cImpression\u003e\u003c![CDATA[https:?adv=\u0026af=video\u0026aps=0\u0026au=\u0026bc=pubmatic\u0026bidid=bb57a9e3-fdc2-4772-8071-112dd7f50a6a\u0026di=-1\u0026dur=20\u0026eg=0\u0026en=0\u0026frv=4\u0026ft=0\u0026fv=4\u0026iid=\u0026kgpv=\u0026orig=\u0026origbidid=bid-id-1\u0026pdvid=0\u0026pid=0\u0026plt=0\u0026pn=pubmatic\u0026psz=0x0\u0026pubid=5890\u0026purl=\u0026sl=1\u0026slot=\u0026ss=1\u0026tgid=0\u0026tst=0]]\u003e\u003c/Impression\u003e\u003cExtensions\u003e\u003cExtension\u003e\u003cPricing model=\"CPM\" currency=\"USD\"\u003e\u003c![CDATA[5]]\u003e\u003c/Pricing\u003e\u003c/Extension\u003e\u003c/Extensions\u003e\u003c/Wrapper\u003e\u003c/Ad\u003e\u003c/VAST\u003e","ext":{"prebid":{"meta":{"adaptercode":"pubmatic","advertiserId":4098,"agencyId":4098,"demandSource":"6","mediaType":"banner","networkId":6},"type":"video","video":{"duration":20,"primary_category":"","vasttagid":""},"bidid":"bb57a9e3-fdc2-4772-8071-112dd7f50a6a"},"refreshInterval":30,"crtype":"video","video":{"minduration":10,"maxduration":20,"skip":1,"skipmin":1,"skipafter":2,"battr":[1],"playbackmethod":[1]},"dspid":6,"netecpm":5,"origbidcpm":8,"origbidcur":"USD","mbmfv":4}}],"seat":"pubmatic"}],"ext":{"responsetimemillis":{"pubmatic":8},"matchedimpression":{"pubmatic":0}}}`),
 			},
 		},
 	}
diff --git a/modules/pubmatic/openwrap/beforevalidationhook.go b/modules/pubmatic/openwrap/beforevalidationhook.go
index b16d0e8814..332756ad24 100644
--- a/modules/pubmatic/openwrap/beforevalidationhook.go
+++ b/modules/pubmatic/openwrap/beforevalidationhook.go
@@ -466,7 +466,7 @@ func (m OpenWrap) handleBeforeValidationHook(
 			// prebidBidderCode is equivalent of PBS-Core's bidderCode
 			prebidBidderCode := partnerConfig[models.PREBID_PARTNER_NAME]
 			//
-			rCtx.PrebidBidderCode[prebidBidderCode] = bidderCode
+			rCtx.PrebidBidderCode[bidderCode] = prebidBidderCode
 
 			if _, ok := rCtx.AdapterFilteredMap[bidderCode]; ok {
 				result.Warnings = append(result.Warnings, "Dropping adapter due to bidder filtering: "+bidderCode)
diff --git a/modules/pubmatic/openwrap/defaultbids.go b/modules/pubmatic/openwrap/defaultbids.go
index ebc3af57ea..c7f128e3ce 100644
--- a/modules/pubmatic/openwrap/defaultbids.go
+++ b/modules/pubmatic/openwrap/defaultbids.go
@@ -2,6 +2,7 @@ package openwrap
 
 import (
 	"encoding/json"
+	"fmt"
 	"strconv"
 
 	"github.com/prebid/openrtb/v20/openrtb2"
@@ -178,6 +179,67 @@ func (m *OpenWrap) addDefaultBids(rctx *models.RequestCtx, bidResponse *openrtb2
 	return defaultBids
 }
 
+func (m *OpenWrap) addDefaultBidsForMultiFloorsConfig(rctx *models.RequestCtx, bidResponse *openrtb2.BidResponse, bidResponseExt openrtb_ext.ExtBidResponse) map[string]map[string][]openrtb2.Bid {
+
+	// MultiBidMultiFloor is only supported for AppLovinMax
+	if rctx.Endpoint != models.EndpointAppLovinMax || !rctx.AppLovinMax.MultiFloorsConfig.Enabled {
+		return rctx.DefaultBids
+	}
+
+	defaultBids := rctx.DefaultBids
+	bidderExcludeFloors := make(map[string]struct{}, len(bidResponse.SeatBid)) //exclude floors which are already present in bidresponse
+	var adunitFloors []float64                                                 //floors for each adunit
+
+	for _, seatBid := range bidResponse.SeatBid {
+		if rctx.PrebidBidderCode[seatBid.Seat] == models.BidderPubMatic || rctx.PrebidBidderCode[seatBid.Seat] == models.BidderPubMaticSecondaryAlias {
+			for _, bid := range seatBid.Bid {
+				impId, _ := models.GetImpressionID(bid.ImpID)
+				floorValue := rctx.ImpBidCtx[impId].BidCtx[bid.ID].BidExt.MultiBidMultiFloorValue
+				if floorValue > 0 {
+					key := fmt.Sprintf("%s-%s-%.2f", impId, seatBid.Seat, floorValue)
+					bidderExcludeFloors[key] = struct{}{}
+				}
+			}
+		}
+	}
+
+	for impID, impCtx := range rctx.ImpBidCtx {
+		adunitFloors = rctx.AppLovinMax.MultiFloorsConfig.Config[impCtx.TagID]
+		for bidder := range impCtx.Bidders {
+			if prebidBidderCode := rctx.PrebidBidderCode[bidder]; prebidBidderCode != models.BidderPubMatic && prebidBidderCode != models.BidderPubMaticSecondaryAlias {
+				continue
+			}
+
+			if defaultBids[impID] == nil {
+				defaultBids[impID] = make(map[string][]openrtb2.Bid)
+			}
+
+			//if defaultbid is already present for pubmatic, then reset it, as we are adding new defaultbids with MultiBidMultiFloor
+			if _, ok := defaultBids[impID][bidder]; ok {
+				defaultBids[impID][bidder] = make([]openrtb2.Bid, 0)
+			}
+
+			//exclude floors which are already present in bidresponse for defaultbids
+			for _, floor := range adunitFloors {
+				key := fmt.Sprintf("%s-%s-%.2f", impID, bidder, floor)
+				if _, ok := bidderExcludeFloors[key]; !ok {
+					uuid, _ := m.uuidGenerator.Generate()
+					bidExt := newDefaultBidExtMultiFloors(floor, bidder, bidResponseExt)
+					bidExtJson, _ := json.Marshal(bidExt)
+					defaultBids[impID][bidder] = append(defaultBids[impID][bidder], openrtb2.Bid{
+						ID:    uuid,
+						ImpID: impID,
+						Ext:   bidExtJson,
+					})
+				}
+
+			}
+
+		}
+	}
+	return defaultBids
+}
+
 // getNonBRCodeFromBidRespExt maps the error-code present in prebid partner response with standard nonBR code
 func getNonBRCodeFromBidRespExt(bidder string, bidResponseExt openrtb_ext.ExtBidResponse) *openrtb3.NoBidReason {
 	errs := bidResponseExt.Errors[openrtb_ext.BidderName(bidder)]
@@ -223,6 +285,13 @@ func newDefaultBidExt(rctx models.RequestCtx, impID, bidder string, bidResponseE
 	return &bidExt
 }
 
+func newDefaultBidExtMultiFloors(floor float64, bidder string, bidResponseExt openrtb_ext.ExtBidResponse) *models.BidExt {
+	return &models.BidExt{
+		Nbr:                     getNonBRCodeFromBidRespExt(bidder, bidResponseExt),
+		MultiBidMultiFloorValue: floor,
+	}
+}
+
 // TODO : Check if we need this?
 // func newDefaultVastTagBidExt(rctx models.RequestCtx, impID, bidder, vastTag string, bidResponseExt openrtb_ext.ExtBidResponse) *models.BidExt {
 // 	bidExt := models.BidExt{
diff --git a/modules/pubmatic/openwrap/defaultbids_test.go b/modules/pubmatic/openwrap/defaultbids_test.go
index b321aa9687..8452d7c2c8 100644
--- a/modules/pubmatic/openwrap/defaultbids_test.go
+++ b/modules/pubmatic/openwrap/defaultbids_test.go
@@ -218,3 +218,475 @@ func TestOpenWrap_addDefaultBids(t *testing.T) {
 		})
 	}
 }
+
+func TestOpenWrap_addDefaultBidsForMultiFloorsConfig(t *testing.T) {
+	type fields struct {
+		cfg             config.Config
+		metricEngine    metrics.MetricsEngine
+		rateConvertor   *currency.RateConverter
+		geoInfoFetcher  geodb.Geography
+		pubFeatures     publisherfeature.Feature
+		unwrap          unwrap.Unwrap
+		profileMetaData profilemetadata.ProfileMetaData
+		uuidGenerator   uuidutil.UUIDGenerator
+	}
+	type args struct {
+		rctx           *models.RequestCtx
+		bidResponse    *openrtb2.BidResponse
+		bidResponseExt openrtb_ext.ExtBidResponse
+	}
+	tests := []struct {
+		name   string
+		fields fields
+		args   args
+		want   map[string]map[string][]openrtb2.Bid
+	}{
+		{
+			name: "request is other than applovinmax",
+			args: args{
+				rctx: &models.RequestCtx{
+					Endpoint:    models.EndpointWebS2S,
+					DefaultBids: map[string]map[string][]openrtb2.Bid{},
+				},
+				bidResponse: &openrtb2.BidResponse{
+					ID:      "bid-1",
+					SeatBid: []openrtb2.SeatBid{},
+				},
+			},
+			want: map[string]map[string][]openrtb2.Bid{},
+		},
+		{
+			name: "request is applovinmax but the multi-floors config is not enabled from DB",
+			args: args{
+				rctx: &models.RequestCtx{
+					Endpoint:    models.EndpointAppLovinMax,
+					DefaultBids: map[string]map[string][]openrtb2.Bid{},
+					AppLovinMax: models.AppLovinMax{
+						MultiFloorsConfig: models.MultiFloorsConfig{
+							Enabled: false,
+						},
+					},
+				},
+			},
+			want: map[string]map[string][]openrtb2.Bid{},
+		},
+		{
+			name: "mulit-floors config have three floors and no bids in the response",
+			args: args{
+				rctx: &models.RequestCtx{
+					Endpoint: models.EndpointAppLovinMax,
+					DefaultBids: map[string]map[string][]openrtb2.Bid{
+						"test-impID-1": {
+							"pubmatic": {
+								{
+									ID:    "dbbsdhkldks1234",
+									ImpID: "test-impID-1",
+									Ext:   []byte(`{}`),
+								},
+							},
+						},
+					},
+					AppLovinMax: models.AppLovinMax{
+						MultiFloorsConfig: models.MultiFloorsConfig{
+							Enabled: true,
+							Config: models.ApplovinAdUnitFloors{
+								"adunit-1": []float64{1.1, 2.1, 3.1},
+							},
+						},
+					},
+					ImpBidCtx: map[string]models.ImpCtx{
+						"test-impID-1": {
+							TagID: "adunit-1",
+							Bidders: map[string]models.PartnerData{
+								"pubmatic": {
+									PrebidBidderCode: "pubmatic",
+								},
+							},
+						},
+					},
+					PrebidBidderCode: map[string]string{
+						"pubmatic": "pubmatic",
+					},
+				},
+				bidResponse: &openrtb2.BidResponse{
+					ID: "bid-1",
+				},
+			},
+			fields: fields{
+				uuidGenerator: TestUUIDGenerator{},
+			},
+			want: map[string]map[string][]openrtb2.Bid{
+				"test-impID-1": {
+					"pubmatic": {
+						{
+							ID:    "30470a14-2949-4110-abce-b62d57304ad5",
+							ImpID: "test-impID-1",
+							Ext:   []byte(`{"mbmfv":1.1}`),
+						},
+						{
+							ID:    "30470a14-2949-4110-abce-b62d57304ad5",
+							ImpID: "test-impID-1",
+							Ext:   []byte(`{"mbmfv":2.1}`),
+						},
+						{
+							ID:    "30470a14-2949-4110-abce-b62d57304ad5",
+							ImpID: "test-impID-1",
+							Ext:   []byte(`{"mbmfv":3.1}`),
+						},
+					},
+				},
+			},
+		},
+		{
+			name: "mulit-floors config have three floors and only one bid in the response",
+			args: args{
+				rctx: &models.RequestCtx{
+					Endpoint:    models.EndpointAppLovinMax,
+					DefaultBids: map[string]map[string][]openrtb2.Bid{},
+					AppLovinMax: models.AppLovinMax{
+						MultiFloorsConfig: models.MultiFloorsConfig{
+							Enabled: true,
+							Config: models.ApplovinAdUnitFloors{
+								"adunit-1": []float64{1.1, 2.1, 3.1},
+							},
+						},
+					},
+					ImpBidCtx: map[string]models.ImpCtx{
+						"test-impID-1": {
+							TagID: "adunit-1",
+							Bidders: map[string]models.PartnerData{
+								"pubmatic": {
+									PrebidBidderCode: "pubmatic",
+								},
+							},
+							BidCtx: map[string]models.BidCtx{
+								"pubmatic-bid-1": {
+									BidExt: models.BidExt{
+										MultiBidMultiFloorValue: 1.1,
+									},
+								},
+							},
+						},
+					},
+					PrebidBidderCode: map[string]string{
+						"pubmatic": "pubmatic",
+					},
+				},
+				bidResponse: &openrtb2.BidResponse{
+					ID: "bid-1",
+					SeatBid: []openrtb2.SeatBid{
+						{
+							Seat: "pubmatic",
+							Bid: []openrtb2.Bid{
+								{
+									ID:    "pubmatic-bid-1",
+									ImpID: "test-impID-1",
+									Price: 1.5,
+									Ext:   []byte(`{"mbmfv":1.1}`),
+								},
+							},
+						},
+					},
+				},
+			},
+			fields: fields{
+				uuidGenerator: TestUUIDGenerator{},
+			},
+			want: map[string]map[string][]openrtb2.Bid{
+				"test-impID-1": {
+					"pubmatic": {
+						{
+							ID:    "30470a14-2949-4110-abce-b62d57304ad5",
+							ImpID: "test-impID-1",
+							Ext:   []byte(`{"mbmfv":2.1}`),
+						},
+						{
+							ID:    "30470a14-2949-4110-abce-b62d57304ad5",
+							ImpID: "test-impID-1",
+							Ext:   []byte(`{"mbmfv":3.1}`),
+						},
+					},
+				},
+			},
+		},
+		{
+			name: "mulit-floors config have three floors and all three bid in the response",
+			args: args{
+				rctx: &models.RequestCtx{
+					Endpoint:    models.EndpointAppLovinMax,
+					DefaultBids: map[string]map[string][]openrtb2.Bid{},
+					AppLovinMax: models.AppLovinMax{
+						MultiFloorsConfig: models.MultiFloorsConfig{
+							Enabled: true,
+							Config: models.ApplovinAdUnitFloors{
+								"adunit-1": []float64{1.1, 2.1, 3.1},
+							},
+						},
+					},
+					ImpBidCtx: map[string]models.ImpCtx{
+						"test-impID-1": {
+							TagID: "adunit-1",
+							Bidders: map[string]models.PartnerData{
+								"pubmatic": {
+									PrebidBidderCode: "pubmatic",
+								},
+							},
+							BidCtx: map[string]models.BidCtx{
+								"pubmatic-bid-1": {
+									BidExt: models.BidExt{
+										MultiBidMultiFloorValue: 1.1,
+									},
+								},
+								"pubmatic-bid-2": {
+									BidExt: models.BidExt{
+										MultiBidMultiFloorValue: 2.1,
+									},
+								},
+								"pubmatic-bid-3": {
+									BidExt: models.BidExt{
+										MultiBidMultiFloorValue: 3.1,
+									},
+								},
+							},
+						},
+					},
+					PrebidBidderCode: map[string]string{
+						"pubmatic": "pubmatic",
+					},
+				},
+				bidResponse: &openrtb2.BidResponse{
+					ID: "bid-1",
+					SeatBid: []openrtb2.SeatBid{
+						{
+							Seat: "pubmatic",
+							Bid: []openrtb2.Bid{
+								{
+									ID:    "pubmatic-bid-1",
+									ImpID: "test-impID-1",
+									Price: 1.5,
+									Ext:   []byte(`{"mbmfv":1.1}`),
+								},
+								{
+									ID:    "pubmatic-bid-2",
+									ImpID: "test-impID-1",
+									Price: 2.5,
+									Ext:   []byte(`{"mbmfv":2.1}`),
+								},
+								{
+									ID:    "pubmatic-bid-3",
+									ImpID: "test-impID-1",
+									Price: 3.5,
+								},
+							},
+						},
+					},
+				},
+			},
+			fields: fields{
+				uuidGenerator: TestUUIDGenerator{},
+			},
+			want: map[string]map[string][]openrtb2.Bid{
+				"test-impID-1": {},
+			},
+		},
+		{
+			name: "mulit-floors config have three floors and only one bid in the response for both partner pubmatic and pubmatic_1123",
+			args: args{
+				rctx: &models.RequestCtx{
+					Endpoint:    models.EndpointAppLovinMax,
+					DefaultBids: map[string]map[string][]openrtb2.Bid{},
+					AppLovinMax: models.AppLovinMax{
+						MultiFloorsConfig: models.MultiFloorsConfig{
+							Enabled: true,
+							Config: models.ApplovinAdUnitFloors{
+								"adunit-1": []float64{1.1, 2.1, 3.1},
+							},
+						},
+					},
+					ImpBidCtx: map[string]models.ImpCtx{
+						"test-impID-1": {
+							TagID: "adunit-1",
+							Bidders: map[string]models.PartnerData{
+								"pubmatic": {
+									PrebidBidderCode: "pubmatic",
+								},
+								"pubmatic_1123": {
+									PrebidBidderCode: "pubmatic",
+								},
+							},
+							BidCtx: map[string]models.BidCtx{
+								"pubmatic-bid-1": {
+									BidExt: models.BidExt{
+										MultiBidMultiFloorValue: 1.1,
+									},
+								},
+								"pubmatic-bid-2": {
+									BidExt: models.BidExt{
+										MultiBidMultiFloorValue: 1.1,
+									},
+								},
+							},
+						},
+					},
+					PrebidBidderCode: map[string]string{
+						"pubmatic_1123": "pubmatic",
+						"pubmatic":      "pubmatic",
+					},
+				},
+				bidResponse: &openrtb2.BidResponse{
+					ID: "bid-1",
+					SeatBid: []openrtb2.SeatBid{
+						{
+							Seat: "pubmatic",
+							Bid: []openrtb2.Bid{
+								{
+									ID:    "pubmatic-bid-1",
+									ImpID: "test-impID-1",
+									Price: 1.5,
+									Ext:   []byte(`{"mbmfv":1.1}`),
+								},
+							},
+						},
+						{
+							Seat: "pubmatic_1123",
+							Bid: []openrtb2.Bid{
+								{
+									ID:    "pubmatic-bid-2",
+									ImpID: "test-impID-1",
+									Price: 1.6,
+									Ext:   []byte(`{"mbmfv":1.1}`),
+								},
+							},
+						},
+					},
+				},
+			},
+			fields: fields{
+				uuidGenerator: TestUUIDGenerator{},
+			},
+			want: map[string]map[string][]openrtb2.Bid{
+				"test-impID-1": {
+					"pubmatic": {
+						{
+							ID:    "30470a14-2949-4110-abce-b62d57304ad5",
+							ImpID: "test-impID-1",
+							Ext:   []byte(`{"mbmfv":2.1}`),
+						},
+						{
+							ID:    "30470a14-2949-4110-abce-b62d57304ad5",
+							ImpID: "test-impID-1",
+							Ext:   []byte(`{"mbmfv":3.1}`),
+						},
+					},
+					"pubmatic_1123": {
+						{
+							ID:    "30470a14-2949-4110-abce-b62d57304ad5",
+							ImpID: "test-impID-1",
+							Ext:   []byte(`{"mbmfv":2.1}`),
+						},
+						{
+							ID:    "30470a14-2949-4110-abce-b62d57304ad5",
+							ImpID: "test-impID-1",
+							Ext:   []byte(`{"mbmfv":3.1}`),
+						},
+					},
+				},
+			},
+		},
+		// {
+		// 	name: "mulit-floors config have three floors and no bid in the response for both partner pubmatic and pubmatic_1123",
+		// 	args: args{
+		// 		rctx: &models.RequestCtx{
+		// 			Endpoint:    models.EndpointAppLovinMax,
+		// 			DefaultBids: map[string]map[string][]openrtb2.Bid{},
+		// 			AppLovinMax: models.AppLovinMax{
+		// 				MultiFloorsConfig: models.MultiFloorsConfig{
+		// 					Enabled: true,
+		// 					Config: models.ApplovinAdUnitFloors{
+		// 						"adunit-1": []float64{1.1, 2.1, 3.1},
+		// 					},
+		// 				},
+		// 			},
+		// 			ImpBidCtx: map[string]models.ImpCtx{
+		// 				"test-impID-1": {
+		// 					TagID: "adunit-1",
+		// 					Bidders: map[string]models.PartnerData{
+		// 						"pubmatic": {
+		// 							PrebidBidderCode: "pubmatic",
+		// 						},
+		// 						"pubmatic_1123": {
+		// 							PrebidBidderCode: "pubmatic",
+		// 						},
+		// 					},
+		// 				},
+		// 			},
+		// 			PrebidBidderCode: map[string]string{
+		// 				"pubmatic_1123": "pubmatic",
+		// 				"pubmatic":      "pubmatic",
+		// 			},
+		// 		},
+		// 		bidResponse: &openrtb2.BidResponse{
+		// 			ID:      "bid-1",
+		// 			SeatBid: []openrtb2.SeatBid{},
+		// 		},
+		// 	},
+		// 	fields: fields{
+		// 		uuidGenerator: TestUUIDGenerator{},
+		// 	},
+		// 	want: map[string]map[string][]openrtb2.Bid{
+		// 		"test-impID-1": {
+		// 			"pubmatic": {
+		// 				{
+		// 					ID:    "30470a14-2949-4110-abce-b62d57304ad5",
+		// 					ImpID: "test-impID-1",
+		// 					Ext:   []byte(`{"mbmfv":1.1}`),
+		// 				},
+		// 				{
+		// 					ID:    "30470a14-2949-4110-abce-b62d57304ad5",
+		// 					ImpID: "test-impID-1",
+		// 					Ext:   []byte(`{"mbmfv":2.1}`),
+		// 				},
+		// 				{
+		// 					ID:    "30470a14-2949-4110-abce-b62d57304ad5",
+		// 					ImpID: "test-impID-1",
+		// 					Ext:   []byte(`{"mbmfv":3.1}`),
+		// 				},
+		// 			},
+		// 			"pubmatic_1123": {
+		// 				{
+		// 					ID:    "30470a14-2949-4110-abce-b62d57304ad5",
+		// 					ImpID: "test-impID-1",
+		// 					Ext:   []byte(`{"mbmfv":1.1}`),
+		// 				},
+		// 				{
+		// 					ID:    "30470a14-2949-4110-abce-b62d57304ad5",
+		// 					ImpID: "test-impID-1",
+		// 					Ext:   []byte(`{"mbmfv":2.1}`),
+		// 				},
+		// 				{
+		// 					ID:    "30470a14-2949-4110-abce-b62d57304ad5",
+		// 					ImpID: "test-impID-1",
+		// 					Ext:   []byte(`{"mbmfv":3.1}`),
+		// 				},
+		// 			},
+		// 		},
+		// 	},
+		// },
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			m := &OpenWrap{
+				cfg:             tt.fields.cfg,
+				metricEngine:    tt.fields.metricEngine,
+				rateConvertor:   tt.fields.rateConvertor,
+				geoInfoFetcher:  tt.fields.geoInfoFetcher,
+				pubFeatures:     tt.fields.pubFeatures,
+				unwrap:          tt.fields.unwrap,
+				profileMetaData: tt.fields.profileMetaData,
+				uuidGenerator:   tt.fields.uuidGenerator,
+			}
+			got := m.addDefaultBidsForMultiFloorsConfig(tt.args.rctx, tt.args.bidResponse, tt.args.bidResponseExt)
+			assert.Equal(t, tt.want, got)
+		})
+	}
+}
diff --git a/modules/pubmatic/openwrap/models/response.go b/modules/pubmatic/openwrap/models/response.go
index 438908f8cb..2f535cb7e3 100644
--- a/modules/pubmatic/openwrap/models/response.go
+++ b/modules/pubmatic/openwrap/models/response.go
@@ -11,23 +11,24 @@ import (
 type BidExt struct {
 	openrtb_ext.ExtBid
 
-	ErrorCode         int                   `json:"errorCode,omitempty"`
-	ErrorMsg          string                `json:"errorMessage,omitempty"`
-	RefreshInterval   int                   `json:"refreshInterval,omitempty"`
-	CreativeType      string                `json:"crtype,omitempty"`
-	Summary           []Summary             `json:"summary,omitempty"`
-	SKAdnetwork       json.RawMessage       `json:"skadn,omitempty"`
-	Video             *ExtBidVideo          `json:"video,omitempty"`
-	Banner            *ExtBidBanner         `json:"banner,omitempty"`
-	DspId             int                   `json:"dspid,omitempty"`
-	Winner            int                   `json:"winner,omitempty"`
-	NetECPM           float64               `json:"netecpm,omitempty"`
-	OriginalBidCPM    float64               `json:"origbidcpm,omitempty"`
-	OriginalBidCur    string                `json:"origbidcur,omitempty"`
-	OriginalBidCPMUSD float64               `json:"origbidcpmusd,omitempty"`
-	Nbr               *openrtb3.NoBidReason `json:"-"` // Reason for not bidding
-	Fsc               int                   `json:"fsc,omitempty"`
-	AdPod             *AdpodBidExt          `json:"adpod,omitempty"`
+	ErrorCode               int                   `json:"errorCode,omitempty"`
+	ErrorMsg                string                `json:"errorMessage,omitempty"`
+	RefreshInterval         int                   `json:"refreshInterval,omitempty"`
+	CreativeType            string                `json:"crtype,omitempty"`
+	Summary                 []Summary             `json:"summary,omitempty"`
+	SKAdnetwork             json.RawMessage       `json:"skadn,omitempty"`
+	Video                   *ExtBidVideo          `json:"video,omitempty"`
+	Banner                  *ExtBidBanner         `json:"banner,omitempty"`
+	DspId                   int                   `json:"dspid,omitempty"`
+	Winner                  int                   `json:"winner,omitempty"`
+	NetECPM                 float64               `json:"netecpm,omitempty"`
+	OriginalBidCPM          float64               `json:"origbidcpm,omitempty"`
+	OriginalBidCur          string                `json:"origbidcur,omitempty"`
+	OriginalBidCPMUSD       float64               `json:"origbidcpmusd,omitempty"`
+	Nbr                     *openrtb3.NoBidReason `json:"-"` // Reason for not bidding
+	Fsc                     int                   `json:"fsc,omitempty"`
+	AdPod                   *AdpodBidExt          `json:"adpod,omitempty"`
+	MultiBidMultiFloorValue float64               `json:"mbmfv,omitempty"`
 }
 
 type AdpodBidExt struct {
diff --git a/modules/pubmatic/openwrap/models/utils.go b/modules/pubmatic/openwrap/models/utils.go
index 4775b93426..96ec618c95 100644
--- a/modules/pubmatic/openwrap/models/utils.go
+++ b/modules/pubmatic/openwrap/models/utils.go
@@ -377,6 +377,13 @@ func GetBidLevelFloorsDetails(bidExt BidExt, impCtx ImpCtx,
 	var floorCurrency string
 	frv = NotSet
 
+	//Set the fv from bid.ext.mbmf if it is set
+	if bidExt.MultiBidMultiFloorValue > 0 {
+		fv = RoundToTwoDigit(bidExt.MultiBidMultiFloorValue)
+		frv = RoundToTwoDigit(bidExt.MultiBidMultiFloorValue)
+		return
+	}
+
 	if bidExt.Prebid != nil && bidExt.Prebid.Floors != nil {
 		floorCurrency = bidExt.Prebid.Floors.FloorCurrency
 		fv = RoundToTwoDigit(bidExt.Prebid.Floors.FloorValue)
diff --git a/modules/pubmatic/openwrap/models/utils_test.go b/modules/pubmatic/openwrap/models/utils_test.go
index afff46c2bf..883b78236c 100644
--- a/modules/pubmatic/openwrap/models/utils_test.go
+++ b/modules/pubmatic/openwrap/models/utils_test.go
@@ -954,6 +954,18 @@ func TestGetBidLevelFloorsDetails(t *testing.T) {
 				frv: 0,
 			},
 		},
+		{
+			name: "floor_values_set_from_bidExt_mbmfv_for_applovinmax",
+			args: args{
+				bidExt: BidExt{
+					MultiBidMultiFloorValue: 5.0,
+				},
+			},
+			want: want{
+				fv:  5.0,
+				frv: 5.0,
+			},
+		},
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
diff --git a/modules/pubmatic/openwrap/tracker/create.go b/modules/pubmatic/openwrap/tracker/create.go
index 9ed7bae433..8354fd7030 100644
--- a/modules/pubmatic/openwrap/tracker/create.go
+++ b/modules/pubmatic/openwrap/tracker/create.go
@@ -115,7 +115,6 @@ func createTrackers(rctx models.RequestCtx, trackers map[string]models.OWTracker
 							bidId = bidExt.Prebid.BidId
 						}
 						if bidExt.Prebid.Meta != nil && len(bidExt.Prebid.Meta.AdapterCode) != 0 && seatBid.Seat != bidExt.Prebid.Meta.AdapterCode {
-							partnerID = bidExt.Prebid.Meta.AdapterCode
 
 							if aliasSeat, ok := rctx.PrebidBidderCode[partnerID]; ok {
 								if bidderMeta, ok := impCtx.Bidders[aliasSeat]; ok {
diff --git a/modules/pubmatic/openwrap/tracker/create_test.go b/modules/pubmatic/openwrap/tracker/create_test.go
index e49f4865bc..6b899335ac 100644
--- a/modules/pubmatic/openwrap/tracker/create_test.go
+++ b/modules/pubmatic/openwrap/tracker/create_test.go
@@ -196,7 +196,7 @@ func Test_createTrackers(t *testing.T) {
 				rctx: func() models.RequestCtx {
 					testRctx := rctx
 					testRctx.StartTime = startTime
-					testRctx.PrebidBidderCode["pubmatic"] = "pubmatic2"
+					testRctx.PrebidBidderCode["pubmatic2"] = "pubmatic"
 					return testRctx
 				}(),
 				bidResponse: &openrtb2.BidResponse{