
Caterpillar (CAT) stock opened 10.80% lower on Thursday after its quarterly earnings report, its biggest earnings-day gap down since July 2002.
Shares opened at $636.33, down from a $713.38 close the day before.
Here are the stock's two biggest earnings-day gaps down since 2002.
July 16, 2002 -10.93%
October 29, 2026 -10.80%
Caterpillar has reported earnings 98 times since July 2002.
Besides those two, the only other earnings-day gap down of more than 10% came in October 2006.
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In 98 reports over 24 years, investors have only once hit Caterpillar harder at the open.
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