diff --git a/src/views/Company/hooks/useCompanyStock.js b/src/views/Company/hooks/useCompanyStock.js
index 258c9d30..36467910 100644
--- a/src/views/Company/hooks/useCompanyStock.js
+++ b/src/views/Company/hooks/useCompanyStock.js
@@ -33,8 +33,8 @@ export const useCompanyStock = (options = {}) => {
     searchParams.get(paramName) || defaultCode
   );
 
-  // 输入框状态（未确认的输入）
-  const [inputCode, setInputCode] = useState(stockCode);
+  // 输入框状态（默认为空，不显示默认股票代码）
+  const [inputCode, setInputCode] = useState('');
 
   /**
    * 监听 URL 参数变化，同步到本地状态