Appaloosa's billionaire boss has been busy diving in and out of six of Wall Street's leading AI businesses.

Few events are more exciting than quarterly Form 13F filings . Aug. 14 marked the deadline for institutional investors with at least $100 million in assets under management to file their 13F with the Securities and Exchange Commission. This filing provides a clear snapshot for investors of which stocks Wall Street's most iconic money managers bought and sold in the latest quarter (in this case, the second quarter).

Though Warren Buffett is the most prominent of all asset managers, he's not the only billionaire investor known for their outsized returns or ability to find amazing deals. Appaloosa's billionaire chief, David Tepper, knows a thing or two about making money in the stoc

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