This article was automatically generated by Dow Jones using technology from Automated Insights.

Shares of KLA Corp. plunged 15.2% to $1,427.94 on what proved to be an all-around dismal trading session for the stock market, with the S&P 500 Index falling 0.4% to 6,939.03 and Dow Jones Industrial Average falling 0.4% to 48,892.47.

The stock's fall snapped a five-day winning streak.

KLA Corp. closed 15.7% below its 52-week high of $1,693.35, which the company reached on January 29th.

The stock underperformed when compared to some of its peers, as Applied Materials Inc. fell 5.6% to $322.32, Analog Devices Inc. fell 2.5% to $310.88, and Marvell Technology Inc. fell 2.98% to $78.92.

Trading volume totaled 2.8 million, compared to the 50-day average of 1.0 million.

Data source: Dow Jones Market Data, FactSet

(END) Dow Jones Newswires

January 30, 2026 16:33 ET (21:33 GMT)

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