Form 4 Filing for Jason Kaiser

This filing details a transaction by Jason Kaiser, Group President at CATERPILLAR INC, involving 11 Phantom Stock Units of Common Stock. The transaction occurred on September 25, 2026, with a price of $821.58 per share. Post-transaction, Kaiser holds 5,449 units. These units are part of a non-qualified deferred compensation plan and are settled in cash upon retirement or separation from service. Adjustments for accrued dividends are included, and the number of units may fluctuate due to changes in the fund's stock and cash composition.