Warren Buffett Loved American Express Stock. With the Oracle of Omaha Now in Retirement, How Should You Play AXP in 2026?

It’s hard to imagine Berkshire Hathaway (BRK.A) without Warren Buffett as CEO, but that’s today’s reality. The legendary “Oracle of Omaha” retired at the end of 2025 at age 95, capping a magnificent 60-year career in running the famed conglomerate. Buffett is still around, of course, as the Chairman at Berkshire Hathaway, but he no longer has day-to-day responsibilities, as those have been passed down to new CEO Greg Abel. And it’s only natural to wonder how the company’s investment philosophy will change ...