Statement of Changes in Beneficial Ownership (Form 4)

FORM 4 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 that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * DeMilia David M 2. Issuer Name and Ticker or Trading Symbol TOMPKINS FINANCIAL CORP [TMP] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) EVP, Pres of TCB Hudson Valley (Last) (First) (Middle) P.O. BOX 460 3. Date of Earliest Transaction (Month/Day/Year) 02/13/2026 (Street) ITHACA, NY 14851 4. If Amendment, Date 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 (City) (State) (Zip) 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 02/13/2026 L V 1.20(1) A $83.3209 6,737.281 D Common Stock 03/12/2026 L V 1.342(1) A $74.4894 6,766.738 D Common Stock 04/14/2026 L V 1.183(1) A $84.5 6,767.921 D Common Stock 05/13/2026 L V 1.208(1) A $82.75 6,769.129 D Common Stock 05/18/2026 A 730(2) A $ 0 7,526.978 D Common Stock 05/18/2026 F 264(3) D $84.18 7,262.978 D Common Stock 163.4763 I By 401(k) Common Stock 2,100.7811 I By ESOP

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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 Underlying Securities (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 of Derivative Security: 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

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
DeMilia David M P.O. BOX 460 ITHACA, NY 14851			EVP, Pres of TCB Hudson Valley

Signatures

/s/ David M. DeMilia		05/19/2026
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	Optional cash purchase through Tompkins Financial Dividend Reinvestment and Stock Puchase and Sale Plan.
(2)	Each performance-based stock unit (PSU) represents the right to receive, following vesting, one share of Tompkins common stock. The number of shares of common stock acquired upon vesting of the PSUs is contingent upon the achievement of pre-established performance metrics, as approved by the Company's Compensation Committee, over a three-year performance period beginning with the first day of the fiscal year of the grant date and ending on the last day of the fiscal year of the third anniversary of the grant date.
(3)	Shares withheld for taxes.

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