Buffett Is Underwater Vs. S&P 500 In 2025: $137 Million Loss On Pool Corp Stock Since Q2 Not Helping

Group 1 - Warren Buffett's performance as CEO of Berkshire Hathaway is under scrutiny as the company underperformed the S&P 500 in 2025, with Berkshire stock up 11.3% compared to the S&P 500's 16.9% gain [5] - Berkshire Hathaway significantly increased its stake in Pool Corp by 136% in Q2 2025, following a 145% increase in Q1 2025, bringing the total shares held to 3,458,885 [2] - Pool Corp, a leading distributor of pool equipment, has missed revenue estimates for three consecutive quarters, resulting in a decline in its stock price from $291.48 at the end of Q2 to $251.87 [3] Group 2 - The current value of Berkshire Hathaway's stake in Pool Corp is approximately $871.19 million, reflecting a loss of around $137 million or 13.6% since the end of Q2 [4] - The upcoming third-quarter 13F filing from Berkshire Hathaway is anticipated to reveal any new positions or changes in existing investments, particularly regarding Pool Corp [6]