Fiserv (FISV) director Wafaa Mamilli buys 2,960 shares in open market

Rhea-AI Filing Summary

Fiserv Inc. director Wafaa Mamilli bought additional shares of the company’s common stock in the open market. On this transaction date, Mamilli purchased 2,960 shares at an average price of $50.59 per share, increasing her directly held position to 15,386 shares of Fiserv common stock.

Insider Trade Summary

Net Buyer: 2,960 shares ($149,746)

Net Buy 1 txn

Insider Mamilli Wafaa

Role null

Bought 2,960 shs ($150K)

Type	Security	Shares	Price	Value
Purchase	Common Stock	2,960	$50.59	$150K

Holdings After Transaction: Common Stock — 15,386 shares (Direct, null)

Footnotes (1)

Key Figures

Shares purchased: 2,960 shares Purchase price: $50.59 per share Shares owned after: 15,386 shares +2 more

5 metrics

Shares purchased 2,960 shares Open-market purchase of common stock

Purchase price $50.59 per share Average price for this transaction

Shares owned after 15,386 shares Direct holdings following transaction

Net buy shares 2,960 shares Net buy direction in transaction summary

Buy transactions count 1 transaction Number of buy transactions in this Form 4

Key Terms

Common Stock, open-market purchase, Form 4, direct ownership

4 terms

Common Stock financial

"security_title: "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

open-market purchase financial

"transaction_action: "open-market purchase""

An open-market purchase is when an investor or a company buys shares on a public stock exchange at the going market price, rather than through a private deal. It matters to investors because these purchases change how many shares are available, can push the stock price up or signal confidence from large buyers, and often affect per-share metrics like earnings—think of it like someone buying lots of apples off a grocery shelf, reducing supply and potentially raising the price.

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

direct ownership financial

"ownership_type: "direct" and direct_or_indirect: "D""

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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^*

Mamilli Wafaa

(Last) (First) (Middle)

600 N. VEL R. PHILLIPS AVENUE

(Street)

MILWAUKEE WISCONSIN 53203

(City) (State) (Zip)

UNITED STATES

(Country)

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

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

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

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/17/2026

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

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

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

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	06/17/2026		P		2,960	A	$50.59	15,386	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:

Remarks:

	/s/ Eric C. Nelson (attorney-in-fact)	06/17/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did FISV director Wafaa Mamilli report?

Director Wafaa Mamilli reported an open-market purchase of Fiserv common stock. She bought 2,960 shares at an average price of $50.59 per share, bringing her directly held position to 15,386 shares after the transaction.

How many FISV shares did Wafaa Mamilli buy in this Form 4?

Wafaa Mamilli bought 2,960 shares of Fiserv common stock. The shares were acquired in an open-market purchase at an average price of $50.59 per share, as disclosed in the Form 4 insider trading report.

What price did Wafaa Mamilli pay for FISV shares in the reported trade?

She paid an average price of $50.59 per share for the Fiserv common stock. This price applies to the 2,960 shares purchased in an open-market transaction disclosed in the insider filing.

What are Wafaa Mamilli’s FISV holdings after this insider purchase?

After the reported transaction, Wafaa Mamilli directly holds 15,386 shares of Fiserv common stock. This reflects her updated ownership position following the open-market purchase of 2,960 additional shares reported in the Form 4.

Does the Form 4 for FISV show any insider share sales?

No, this Form 4 reports only an insider share purchase. It shows Wafaa Mamilli buying 2,960 Fiserv common shares in an open-market transaction, with no insider sales disclosed in the same filing.