Stock market today: Dow, S&P 500, Nasdaq fall to end volatile month as AI worries buffet markets

US stocks sank on Friday after a measure of wholesale inflation came in hotter than expected and Block's (XYZ) surprise shakeup turned the spotlight on AI disruption risks. The Dow Jones Industrial Average (^DJI) led the way down with a loss of 1%, or more than 500 points. Meanwhile, the Nasdaq Composite (^IXIC) fell 0.8%, while the S&P 500 (^GSPC) dropped 0.4%, respectively, on the heels of sharp closing losses for the tech-heavy indexes. The Dow barely eked out a gain in February, keeping its nine-mont ...