The world's nine wealthiest tech titans saw just over $150 billion wiped from their combined fortunes in a single day due to a frenzied rout in AI and chip stocks, with the Nasdaq 100 plunging into a correction and posting a more than 6% drop, its worst day since the COVID-19 pandemic. Investors sold off tech stocks in anticipation of Democrats reining in AI and data-center spending after winning control of the House and Senate in the US midterm elections this week. Elon Musk took the biggest hit as Tesla stock tanked 11% and SpaceX stock tumbled 9%, with his wealth shrinking by about $80 billion, or over 9%, to $785 billion. Michael Dell's net worth fell by over 9%, dropping about $19 billion to $190 billion, as Dell Technologies stock plummeted 15%. Nvidia's Jensen Huang saw his fortune shrink by 9%, or around $15 billion, to $151 billion, as the AI chipmaker's stock slid 9%. Oracle's Larry Ellison took a 6% hit, falling by $10 billion to $158 billion, fueled by a 7% drop in Oracle stock. Meta's Mark Zuckerberg saw his net worth fall by nearly 4%, or about $8 billion, to $215 billion. Former Microsoft CEO Steve Ballmer took a 3% hit, or roughly $6 billion, to $188 billion, as Microsoft stock slumped by about 4%.