Nvidia’s latest 13-F also indicates it sold its stake in Serve Robotics, and shares of the self-driving-technology company are also sliding.

Shares of AI-driven voice recognition expert SoundHound AI (NASDAQ:SOUN) were crushed after Nvidia (NASDAQ:NVDA) revealed it had completely dumped its stock. It was hardly the love note investors were expecting to receive on Valentine’s Day.

SoundHound AI stock plummeted 23.1% to $11.72 after Nvidia (NVDA) sold its entire stake in the AI-powered voice technology company. Nvidia previously held 1.7 million shares worth over $8 million, but its sudden exit led to a market sell-off,