Berkshire Hathaway Reenters Airlines with 26 Billion Delta Air Lines Stake HALO Stocks Surge as Investors Seek AIProof Investment Themes AI Semiconductor Futures Set to Launch on CME Groups Compute Market Retail Hiring Surges in April Yet Consumer Caution Flags Potential Economic Shift Kevin Warsh Sworn In as Federal Reserve Chair Amidst Presidential Pressure for Rate Cuts Market Expectations Suggest Prolonged Hold NVIDIA Reports First Quarter Fiscal 2027 Financial Results Berkshire Hathaway Revamps Portfolio New Stakes in Delta Air Lines Alphabet Increase