Fiserv (NYSE: FI) CEO logs 4,849-share RSU tax withholding, 37,978 owned

Rhea-AI Filing Summary

Fiserv Inc.'s chief executive officer reported a share withholding related to equity compensation. On 12/31/2025, 4,849 shares of common stock were disposed of in a transaction coded "F" at a price of $67.17 per share. This reflects shares withheld to cover tax obligations upon the vesting of restricted stock units, rather than an open-market sale. Following this tax-withholding transaction, the officer beneficially owns 37,978 shares of Fiserv common stock directly.

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

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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^*

Lyons Michael P.

(Last) (First) (Middle)

600 N. VEL R. PHILLIPS AVENUE

(Street)

MILWAUKEE WI 53203

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
FISERV INC [ FISV ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Chief Executive Officer

3. Date of Earliest Transaction (Month/Day/Year)
12/31/2025

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	12/31/2025		F		4,849(1)	D	$67.17	37,978	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

Explanation of Responses:

1. Reflects payment of tax liability by withholding securities incident to vesting of restricted stock units.

Remarks:

	/s/ Eric C. Nelson (attorney-in-fact)	01/05/2026
	** 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).
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FAQ

What insider transaction did Fiserv (FI) report in this Form 4?

The chief executive officer reported the disposal of 4,849 shares of Fiserv common stock on 12/31/2025 in a transaction coded "F" at $67.17 per share.

Why were 4,849 Fiserv (FI) shares disposed of by the CEO?

The filing explains that the 4,849 shares reflect payment of tax liability by withholding securities incident to the vesting of restricted stock units.

How many Fiserv (FI) shares does the CEO own after this transaction?

After the reported transaction, the CEO beneficially owns 37,978 shares of Fiserv common stock in direct ownership.

What does transaction code "F" mean in this Fiserv (FI) insider filing?

Transaction code "F" identifies a tax-related transaction, where shares are withheld or delivered to satisfy tax withholding obligations tied to equity awards.

Was this Fiserv (FI) CEO transaction an open-market sale?

No. The filing states that the 4,849 shares disposed of were withheld to cover tax liability upon vesting of restricted stock units, rather than sold in the open market.

What type of security was involved in the Fiserv (FI) insider transaction?

The transaction involved Fiserv Inc. common stock, reported in Table I for non-derivative securities.