Update app.py

app.py

@@ -214,7 +214,7 @@ def plot_stock_chart(df: pd.DataFrame, company_name: str) -> plt.Figure:
     ax.plot(x, df['Close'], label='Close Price', color='royalblue', linewidth=2)
     ax.plot(x, df['SMA_20'], label='20-Day SMA', color='orange', linestyle='--', alpha=0.8)
     ax.plot(x, df['SMA_60'], label='60-Day SMA', color='green', linestyle='--', alpha=0.8)
-    ax.set_title(f'{company_name}', fontsize=16)
+    ax.set_title(f'{COMPANY_TO_TICKER.get(company_name, company_name)}', fontsize=16)
     ax.set_xlabel('Date', fontsize=12)
     ax.set_ylabel('Price', fontsize=12)
     ax.legend()