Stardust Power SDST Q1 2026 Earnings Miss Sparks Concern Sam Altman Takes Stand in OpenAI Trial Over Elon Musks Stolen Charity Claims Birkenstock Faces Cost Pressures from Tariffs and Geopolitical Tensions AfterHours Trading Sees Movement in 12 Information Technology Stocks Indian Stock Market Rises Sensex Gains 50 Points Nifty 50 Holds Above 23400