B Riley Raises Price Target on Silicon Motion Signaling Optimism Bill Ackmans Pershing Square Discloses Major Microsoft Stake Betting on AI Growth Heard on the Street Launches Eighth Annual StockPicking Contest General Motors Unveils AllElectric Cadillac Vistiq with 300Mile Range SP 500 Edges Higher as Healthcare and Technology Lead Communication Services Lags Traders Doubt Irans Strait of Hormuz Reopening Timeline Amid Peace Deal Reports SpaceXs Starlink Revenue Stream Could Be Key to Valuation Amid Potential Nasdaq Listing