Heed Warren Buffett's Advice: The Time to Be Fearful When Others Are Greedy Has Officially Arrived

Warren Buffett retired as Berkshire Hathaway CEO on December 31, 2025, after outperforming the S&P 500 by over 6,000,000%. His preferred valuation metric, the Buffett Indicator, has reached 240%—the highest in history, surpassing the Dot-Com Bubble and 2008 Financial Crisis. Buffett was a net seller of stocks for 13 consecutive quarters before retirement, accumulating a large cash position. The article argues that current stock valuations are extremely expensive, and investors should heed Buffett's famous advice to be fearful when others are greedy.