This is CNBC's Morning Squawk newsletter. Subscribe here to receive future editions in your inbox. Happy Friday. In today's edition, we have the latest on the debate over whether to slow the development of artificial intelligence. There may even be some lessons to learn from one Oscar-winning film. Stock futures are little changed this morning after the market put an end to its losing streak. Here are five key things investors need to know to start the trading day:
1. Buffett steps down
Warren Buffett speaking with Becky Quick on CNBC's Squawk Box from Omaha, NE on March 31st, 2026. Gerard Miller | CNBC
After more than 60 years leading Berkshire Hathaway, Warren Buffett announced this morning that he will step down as chairman of the conglomerate. The legendary investor will become chairman emeritus and stay on Berkshire's board of directors, while his son Howard will succeed him as chairman. "Father Time always wins," Buffett, 96, wrote in a letter to shareholders. "He has, however, been generous with me. He has given me the opportunity to see Berkshire reach a point where I am more confident than ever about what lies ahead." Friday's announcement comes less than a year after Greg Abel replaced Buffett as Berkshire's CEO. But as CNBC's John Melloy notes, Buffett has since remained active in the conglomerate's business. Under Buffett's decades-long leadership, Berkshire posted a 19.7% compounded annual return to shareholders — almost double that of the S&P 500.
2. Collecting intelligence
Alex Karp, CEO of Palantir, speaking with CNBC on Sept. 17th, 2026. CNBC
3. Battle back
Traders work on the floor of the New York Stock Exchange (NYSE) in New York City, U.S., Sept. 16, 2026. Jeenah Moon | Reuters
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4. Road race
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