Tech Sell-Off Pushes Nasdaq Down More Than 3% on October 30, 2026

Tech-led selling pushed US stock markets sharply lower on Friday, October 30, 2026. The Nasdaq Composite, which is weighted toward technology shares, fell more than 3%, and the S&P 500 fell more than 1%. The Nasdaq 100 was down more than 5.8% so far in October, erasing about $2tn in value amid concerns about AI spending.