[Form 4] COMERICA INC Insider Trading Activity

Rhea-AI Filing Summary

Comerica (CMA) reported insider activity by its Chairman, President and CEO. On 10/29/2025, the insider gifted 6,430 shares of common stock (Code G) to a charitable donor advised fund. The same day, the insider exercised 5,648 employee stock options at $32.97 per share (Code M) and had 3,694 shares withheld to cover the exercise price and tax obligations at a value of $76.77 per share (Code F).

Following these transactions, the insider beneficially owned 294,605 common shares directly. The filing also lists remaining vested/unvested employee stock options across multiple grants with stated exercise prices and expiration dates.

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

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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^*

FARMER CURTIS C

(Last) (First) (Middle)

COMERICA INCORPORATED

1717 MAIN STREET, MC 6404

(Street)

DALLAS TX 75201

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
COMERICA INC [ CMA ]

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

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chairman, President and CEO

3. Date of Earliest Transaction (Month/Day/Year)
10/29/2025

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
Common Stock	10/29/2025		G(1)		6,430	D	$0	292,651(2)	D
Common Stock	10/29/2025		M		5,648	A	$32.97	298,299(2)	D
Common Stock	10/29/2025		F		3,694(3)	D	$76.77	294,605(2)	D

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
Employee Stock Option (right to buy)	$32.97	10/29/2025		M			5,648	01/26/2017(4)	01/26/2026	Common Stock	5,648	$32.97	0	D
Employee Stock Option (right to buy)	$67.66							01/24/2018(4)	01/24/2027	Common Stock	4,272		4,272	D
Employee Stock Option (right to buy)	$95.25							01/23/2019(4)	01/23/2028	Common Stock	4,935		4,935	D
Employee Stock Option (right to buy)	$80.17							01/22/2020(4)	01/22/2029	Common Stock	6,605		6,605	D
Employee Stock Option (right to buy)	$79.01							04/23/2020(4)	04/23/2029	Common Stock	6,700		6,700	D
Employee Stock Option (right to buy)	$63.15							01/28/2021(4)	01/28/2030	Common Stock	25,030		25,030	D
Employee Stock Option (right to buy)	$60.12							01/26/2022(4)	01/26/2031	Common Stock	20,140		20,140	D
Employee Stock Option (right to buy)	$92.58							01/25/2023(4)	01/25/2032	Common Stock	16,865		16,865	D
Employee Stock Option (right to buy)	$71.16							01/24/2024(4)	01/24/2033	Common Stock	24,400		24,400	D
Employee Stock Option (right to buy)	$53.96							01/23/2025(4)	01/25/2034	Common Stock	29,660		29,660	D

Explanation of Responses:

1. Reflects the gift of common stock to a charitable donor advised fund.

2. Includes shares acquired through employee stock plans and restricted stock units as of October 29, 2025.

3. Reflects shares withheld for payment of exercise price and to satisfy tax withholding obligations.

4. The options vest in four equal annual installments (based on the original grant amount) beginning on the date indicated in this column.

Remarks:

Ex. 24 - Power of Attorney

	/s/ Steven Franklin, on behalf of Curtis C. Farmer through Power of Attorney	10/30/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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