ON Semiconductor Stock (NASDAQ: ON) Week Ahead Outlook: Nasdaq-100 Exit, Buybacks, and GaN Catalysts to Watch (Dec. 22–26, 2025)
ON Semiconductor will be removed from the Nasdaq-100 Index before markets open Monday, Dec. 22, triggering index-related trading flows. Shares closed Friday at $55.21 on heavy volume. The stock faces potential volatility from forced selling by index funds and thin holiday liquidity. Strategic updates on power semiconductors for AI and EVs may also influence trading.