DEFA14A 1 a2025proxynoticecard.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
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☐ | Preliminary Proxy Statement
☐ | Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
☐ | Definitive Proxy Statement
☒ | Definitive Additional Materials
☐ | Soliciting Material Pursuant to §240.14a-12

Cullen/Frost Bankers, Inc.

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement, if other than the Registrant)
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