What happened: Caterpillar (CAT) stock jumped as much as 10% before trimming gains on Tuesday. What's behind the move: The heavy equipment maker reported second quarter sales and revenues increased 24% to $20.5 billion. "This is the first time in company history that we have generated over $20 billion in sales and revenues in a single quarter," Caterpillar CEO Joe Creed said. Operating profit margin was 20.9% for the second quarter of 2026, compared with 17.3% for the second quarter of 2025. Click here for an in-depth analysis of the latest stock market news and events moving stock pricesRead the latest financial and business news from Yahoo Finance