Exhibit 99.1 Caterpillar Inc. 1Q 2026 Earnings Release FOR IMMEDIATE RELEASE | Caterpillar | Reports | First-Quarter | 2026 Results | | --- | --- | --- | --- | | | First Quarter | | | | ($in billions except profit per share) | 2026 | 2025 | | | | | | ● First-quarter 2026 sales and revenues | | Sales and Revenues |$17.4 | $14.2 | increased 22% to $17.4 billion | | | | | ● First-quarter 2026 profit per share of | | Profit Per Share | $5.47 | $4.20 | $5.47; adjusted profit per share of $5.54 | | Adjusted Pro ...