CFR Form 4: 1,826 RSUs granted to company officer

Rhea-AI Filing Summary

Cullen/Frost Bankers (CFR) disclosed a Form 4 showing an officer received 1,826 restricted stock units on October 28, 2025. Each RSU represents one share of common stock and will cliff vest three years from the grant date. The transaction was coded “A” (grant) at a price of $0, and the officer directly holds 1,826 derivative securities following the grant. The reporting person is Ericka L. Pullin, GEVP, Culture & People Development.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Pullin Ericka Lynn

Role GEVP, Culture & People Dev.

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Units	1,826	$0.00	$0.00

Holdings After Transaction: Restricted Stock Units — 1,826 shares (Direct)

Footnotes (2)

1. F1. Each restricted stock unit represents the right to receive one share of Cullen/Frost common stock.
2. F2. Cliff vests three years from the date of grant.

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Form 4 Insider Transactions: What Each Field Means →

Accepted by SEC EDGAR 10/30/2025 - 05:12 PM Learn about SEC filing dates

FAQ

What insider transaction did CFR report on Form 4?

An officer received 1,826 restricted stock units on October 28, 2025, coded “A” (grant).

Who is the reporting person in CFR’s Form 4?

The reporting person is Ericka L. Pullin, GEVP, Culture & People Development.

What does each RSU represent for CFR?

Each RSU represents the right to receive one share of Cullen/Frost common stock.

When do the CFR RSUs vest?

They cliff vest three years from the date of grant.

What was the price for the RSU grant reported by CFR?

The grant price was $0 for the 1,826 RSUs.

How many derivative securities are held after the transaction?

The officer holds 1,826 derivative securities directly after the grant.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Pullin Ericka Lynn

(Last) (First) (Middle)

111 W. HOUSTON STREET

(Street)

SAN ANTONIO TX 78205

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CULLEN/FROST BANKERS, INC. [ CFR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	GEVP, Culture & People Dev.

3. Date of Earliest Transaction (Month/Day/Year)
10/28/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Units	(1)	10/28/2025		A		1,826		(2)	(2)	Common Stock, $0.01 par value	1,826	$0	1,826	D

Explanation of Responses:

1. Each restricted stock unit represents the right to receive one share of Cullen/Frost common stock.

2. Cliff vests three years from the date of grant.

Remarks:

	/s/ Ericka L. Pullin by Kirsten Irwin under POA	10/30/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.