A 13F itemizes the individual stocks money managers bought and sold during the most recent quarter. Investors can use these filings as tools to uncover where the "smart money" is looking for opportunity.

Shares of SoundHound AI (NASDAQ: SOUN) plunged following a revelation that Nvidia (NASDAQ: NVDA) exited its investment in the voice artificial intelligence (AI) company. The stock is now down more than 40% on the year as of this writing;