Microsoft (MSFT) has been added as a new defendant, according to a newly amended lawsuit by Elon Musk against generative artificial intelligence startup OpenAI. Read for more.

Q3 regulatory filings showed fresh buying and selling activity on Berkshire Hathaway's ( BRK.A) ( BRK.B -0.09%) portfolio, ...

Mortgage company Mr. Cooper Group sued American International Group Inc. and Berkshire Hathaway Inc. units over the insurers ...

Warren Buffett's Berkshire Hathaway took a bite of Domino's Pizza and waded into the swimming pool business even as it pared ...

Berkshire Hathaway's Q3 2024 13F portfolio changes included new stakes in Domino's Pizza and Pool Corp, and reductions in ...