Retail investors bought a net $562 million of Nvidia stock on Monday, the largest single-day inflow in at least 10 years, VandaTrack said.

The market reaction proved particularly severe for Nvidia (NASDAQ: NVDA), with shares plummeting and erasing half a trillion in market cap at the time of this writing. To put this staggering figure in perspective,

South Korean individual investors, who actively invest in U.S. and other foreign stocks and are known as ‘Seohak Ants,’ moved to buy U.S. semiconductor shares at lower prices after the emergence of Chinese AI startup DeepSeek shook the market,