diff --git a/frontend/src/pages/HistoricalCalendarPrices/actions.ts b/frontend/src/pages/HistoricalCalendarPrices/actions.ts
index d3e7ca3..d2a4c9b 100644
--- a/frontend/src/pages/HistoricalCalendarPrices/actions.ts
+++ b/frontend/src/pages/HistoricalCalendarPrices/actions.ts
@@ -34,11 +34,13 @@ export const refreshSimilarCalendarPriceChartData = () => {
       daysBetweenFrontAndBackExpiration:
         daysBetweenFrontAndBackExpiration.value,
       strikePercentageFromUnderlyingPriceRangeMin:
-        strikePercentageFromUnderlyingPrice.value -
-        strikePercentageFromUnderlyingPriceRadius.value,
+        (strikePercentageFromUnderlyingPrice.value -
+          strikePercentageFromUnderlyingPriceRadius.value) /
+        100,
       strikePercentageFromUnderlyingPriceRangeMax:
-        strikePercentageFromUnderlyingPrice.value +
-        strikePercentageFromUnderlyingPriceRadius.value,
+        (strikePercentageFromUnderlyingPrice.value +
+          strikePercentageFromUnderlyingPriceRadius.value) /
+        100,
       lookbackPeriodStart: lookbackPeriodStart.value,
       lookbackPeriodEnd: lookbackPeriodEnd.value,
     })