Stock market today: Nasdaq, S&P 500 sink as tech leads losses ahead of Tesla earnings

The Dow Jones Industrial Average (^DJI) fell more than 400 points, or nearly 1% . The Nasdaq Composite (^IXIC) slid about 1.6% , leading the way down, while the benchmark S&P 500 (^GSPC) was off more than 0.9% The 10-year Treasury yield (^TNX) added nearly four basis points on Wednesday to hit 4.24% Interest rate volatility is at its highest level since December 2023 .

IBM ( IBM ) stock fell over 6% in after hours trade as the company's third quarter results fell short of Wall Street's estimates.

JPMorgan Asset Management projects that lead won't decline much over the next decade as impact of artificial intelligence permeates through the US equity market.

JPMorgan Wealth Management's global head of multi-asset and portfolio solutions Monica Issar told Yahoo Finance during a media roundtable on Monday that the US dominance will continue as artificial intelligence benefits expand beyond a few large tech names that have dominated the market rally.

McDonald's was the biggest laggard in the Dow , falling more than 5% on Wednesday .

Boeing ( BA ) reported a $6 billion loss ahead of a key union vote later today that will determine whether its workers continue their month-long strike.

The Centers for Disease Control and Prevention said the company's Quarter Pounder burgers had been linked to an E. coli outbreak.