diff --git a/src/commonMain/kotlin/exchange.dydx.abacus/calculator/TradeInputCalculator.kt b/src/commonMain/kotlin/exchange.dydx.abacus/calculator/TradeInputCalculator.kt
index 674d6ca69..86f769989 100644
--- a/src/commonMain/kotlin/exchange.dydx.abacus/calculator/TradeInputCalculator.kt
+++ b/src/commonMain/kotlin/exchange.dydx.abacus/calculator/TradeInputCalculator.kt
@@ -1688,8 +1688,6 @@ internal class TradeInputCalculator(
                 "openPositions.$marketId",
             ),
         )
-        val equity = parser.asDouble(parser.value(subaccount, "equity.current")) ?: return null
-        val freeCollateral = parser.asDouble(parser.value(subaccount, "freeCollateral.current")) ?: return null
 
         val initialMarginFraction =
             parser.asDouble(parser.value(market, "configs.effectiveInitialMarginFraction"))
@@ -1699,9 +1697,12 @@ internal class TradeInputCalculator(
         } else {
             Numeric.double.ONE / initialMarginFraction
         }
+
+        val equity = parser.asDouble(parser.value(subaccount, "equity.current"))
+        val freeCollateral = parser.asDouble(parser.value(subaccount, "freeCollateral.current")) ?: Numeric.double.ZERO
         val positionNotionalTotal = parser.asDouble(parser.value(position, "notionalTotal.current")) ?: Numeric.double.ZERO
 
-        return if (equity > Numeric.double.ZERO) {
+        return if (equity != null && equity > Numeric.double.ZERO) {
             (freeCollateral + positionNotionalTotal / maxMarketLeverage) * maxMarketLeverage / equity
         } else {
             maxMarketLeverage
diff --git a/src/commonMain/kotlin/exchange.dydx.abacus/calculator/V2/TradeInput/TradeInputOptionsCalculator.kt b/src/commonMain/kotlin/exchange.dydx.abacus/calculator/V2/TradeInput/TradeInputOptionsCalculator.kt
index 3f91b5e84..f945c3382 100644
--- a/src/commonMain/kotlin/exchange.dydx.abacus/calculator/V2/TradeInput/TradeInputOptionsCalculator.kt
+++ b/src/commonMain/kotlin/exchange.dydx.abacus/calculator/V2/TradeInput/TradeInputOptionsCalculator.kt
@@ -352,8 +352,6 @@ internal class TradeInputOptionsCalculator(
             return null
         }
 
-        val equity = subaccount.calculated[CalculationPeriod.current]?.equity ?: return null
-        val freeCollateral = subaccount.calculated[CalculationPeriod.current]?.freeCollateral ?: return null
         val initialMarginFraction =
             market.perpetualMarket?.configs?.effectiveInitialMarginFraction ?: return null
 
@@ -362,9 +360,12 @@ internal class TradeInputOptionsCalculator(
         } else {
             Numeric.double.ONE / initialMarginFraction
         }
+
+        val equity = subaccount.calculated[CalculationPeriod.current]?.equity
+        val freeCollateral = subaccount.calculated[CalculationPeriod.current]?.freeCollateral ?: Numeric.double.ZERO
         val positionNotionalTotal = position?.calculated?.get(CalculationPeriod.current)?.notionalTotal ?: Numeric.double.ZERO
 
-        return if (equity > Numeric.double.ZERO) {
+        return if (equity != null && equity > Numeric.double.ZERO) {
             (freeCollateral + positionNotionalTotal / maxMarketLeverage) * maxMarketLeverage / equity
         } else {
             maxMarketLeverage