Form 4 Filing for Mastercard Inc.

This filing details a transaction by Oki Matsumoto, a director at Mastercard Inc., involving 509 shares of Class A Common Stock. The shares were acquired under a deferred stock unit award on June 16, 2026, with a transaction price of $0.00. These units are fully vested as of the grant date but will settle on June 16, 2030, or potentially later if re-deferred by the reporting person. Following this transaction, Mr. Matsumoto holds 8692 shares. The filing was signed on June 18, 2026, by Craig Brown, acting as attorney-in-fact for Oki Matsumoto.