Update app.py

app.py

@@ -48,6 +48,7 @@ COMPANY_TICKERS = {
     'Ansys': 'ANSS',
     'AptarGroup': 'ATR',
     'Aramark': 'ARMK',
+    'Snap-On': 'SNA',
     'ArcBest': 'ARCB',
     'Arch Capital Group': 'ACGL',
     'Arrow Electronics': 'ARW',
@@ -257,9 +258,11 @@ def plot_indicator(data, company_name, ticker, indicator, market_cap):
     plt.figure(figsize=(16, 10))
     if indicator == "SMA":
         sma_55 = data['Close'].rolling(window=55).mean()
+        sma_100 = data['Close'].rolling(window=100).mean()  # 100-day SMA
         sma_200 = data['Close'].rolling(window=252).mean()
         plt.plot(data.index, data['Close'], label='Close')
         plt.plot(data.index, sma_55, label='55-day SMA')
+        plt.plot(data.index, sma_100, label='100-day SMA')  # Plot 100-day SMA
         plt.plot(data.index, sma_200, label='252-day SMA')
         plt.ylabel('Price', fontsize=FONT_SIZE)
     elif indicator == "MACD":