DaVita shares tumbled after issuing a weak outlook amid rising care costs, while big investor Berkshire offloaded some shares in a preplanned agreement.

Warren Buffett's cash reserves have been at all-time highs but he's put some of that back to work, scooping up more shares Occidental Petroleum, building his stake to more than 28% in the company. Buffett's Berkshire Hathaway purchased 763,

Apple (NASDAQ: AAPL) has been one of Warren Buffett and Berkshire Hathaway's (NYSE: BRK.A) (NYSE: BRK.B) most profitable and famous investments. Berkshire's Apple holding peaked in third-quarter 2023,

Occidental Petroleum shares escaped a broader market downdraft Wednesday after Warren Buffett's Berkshire Hathaway disclosed it had bought more of the oil company's stock. Berkshire snapped up almost $36 million of Occidental shares late last week,

Keep some cash on the sidelines waiting for the day (which will arrive sooner or later) when Berkshire Hathaway stock falls. Then, given you already have a position in the stock, you may have an easier time buying more when the shares look more attractively priced.

Key Takeaways Warren Buffett’s Berkshire Hathaway purchased 763,017 shares of Occidental Petroleum on Friday for $35.7 million, according to a regulatory filing Tuesday.The investment firm has grown its stake in recent years,

Buffett strongly believes in concentrating Berkshire Hathaway's investment capital into his best ideas. Five top-tier companies, with clear competitive advantages and phenomenal capital-return programs,