NEW YORK (Reuters) - Warren Buffett's Berkshire Hathaway Inc on Monday said it added to its sizable investments in American Airlines Group Inc and Southwest Airlines Co , and shed its stake in ...

Appaloosa Management trimmed its stake in Nvidia (NVDA) and Advanced Micro Devices (AMD) while piling up shares in American Airlines Group (AAL), among its fourth-quarter moves. The American hedge ...

The American AI company OpenAI, Inc. has entered into an agreement to acquire a stake in a subsidiary of Thrive Capital Management, LLC. This is reported in the OpenAI press release. In early 2025, ...

Joining its rivals United and Delta, American Airlines has acquired a minority stake in the post-merger Republic Airways Holdings. According to a Dec. 19 filing with the U.S. Securities and Exchange ...