DEFA14A 1 mastercard2025proxystateme.htm DEFA14A
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
SCHEDULE 14A
Proxy Statement Pursuant to Section 14(a)
of the Securities Exchange Act of 1934
(Amendment No. )
Filed by the Registrant x
Filed by a party other than the Registrant ¨
Check the appropriate box:

¨ |  | Preliminary Proxy Statement
¨ |  | Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
¨ |  | Definitive Proxy Statement
x |  | Definitive Additional Materials
¨ |  | Soliciting Material under §240.14a-12
Mastercard Incorporated
(Name of Registrant as Specified In Its Charter)
(Name of Person(s) Filing Proxy Statement, if other than the Registrant)
Payment of Filing Fee (Check all boxes that apply):
x | No fee required
¨ | Fee paid previously with preliminary materials
¨ | Fee computed on table in exhibit required by Item 25(b) per Exchange Act Rules 14a-6(i)(1) and 0-11