Nvidia shares' 9% recovery Tuesday was the second-best day in terms of market cap added for any company ever, trailing only a record it set in July.

Jensen Huang likely had an especially bad case of the Mondays when DeepSeek came to town. Of course, as one of the richest people in the world, the co-founder of Nvidia ended up skating away virtually unscathed.

Short sellers of artificial intelligence-related stocks raked in bumper profits after the smashing debut of low-cost AI models from China's DeepSeek spooked Wall Street, with bets against Nvidia yielding record profits totaling more than $6 billion.