diff --git a/app/types.ts b/app/types.ts
index 7474de9..da6674b 100644
--- a/app/types.ts
+++ b/app/types.ts
@@ -12,4 +12,12 @@ export interface AlpacaAccount {
   cash: number;
   buying_power: number;
   portfolio_value: number;
-}
\ No newline at end of file
+}
+
+export interface MostActiveStock {
+  symbol: string;
+  name: string;
+  price: number;
+  changePercent: number;
+  volume: number;
+}