Fiserv (FI) CAO Kenneth Best covers RSU taxes with 531 shares

Rhea-AI Filing Summary

Fiserv Inc.'s Chief Accounting Officer Kenneth Best reported a routine tax-related share disposition. On this Form 4, he surrendered 531 shares of common stock at $58.40 per share to cover tax withholding tied to vesting of restricted stock units, and held 64,586 shares afterward.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Best Kenneth

Role Chief Accounting Officer

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock	531	$58.40	$31K

Holdings After Transaction: Common Stock — 64,586 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

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^*

Best Kenneth

(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 Accounting Officer

3. Date of Earliest Transaction (Month/Day/Year)
02/23/2026

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	02/23/2026		F		531(1)	D	$58.4	64,586	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)	02/24/2026
	** 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).
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.

FAQ

What insider transaction did Fiserv (FI) report for Kenneth Best?

Fiserv reported that Chief Accounting Officer Kenneth Best disposed of 531 common shares to satisfy tax withholding on vested restricted stock units. This was a non-open-market tax-withholding transaction, leaving him with beneficial ownership of 64,586 Fiserv common shares afterward.

Was the Kenneth Best Form 4 transaction in Fiserv (FI) an open-market sale?

No, the Form 4 shows a tax-withholding disposition, not an open-market sale. Shares were withheld by the company to cover tax liability arising from restricted stock units vesting, a common administrative mechanism for equity compensation.

How many Fiserv (FI) shares did Kenneth Best dispose of for taxes?

Kenneth Best disposed of 531 Fiserv common shares through tax withholding. The transaction used a reference price of $58.40 per share, as disclosed, and was classified under code F for payment of tax liability by delivering securities.

How many Fiserv (FI) shares does Kenneth Best own after this Form 4?

After the tax-withholding disposition, Kenneth Best reported owning 64,586 Fiserv common shares directly. This figure reflects his holdings following the surrender of 531 shares to cover the tax obligation tied to restricted stock unit vesting.

What does transaction code F mean in the Fiserv (FI) Form 4 for Kenneth Best?

Transaction code F indicates payment of tax liability or exercise price by delivering securities. In this filing, 531 Fiserv shares were withheld to satisfy taxes owed upon restricted stock units vesting, rather than being sold on the open market.