Wafaa Mamilli - 21 May 2026 Form 4 Insider Report for FISERV INC (FISV)

Reporting relationship: Director
Issuer ticker: FISV
Reported as of: 21 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 22 May 2026, 16:09:28 UTC
Prior SEC filing: 02 Apr 2026
Next SEC filing: 17 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Eric C. Nelson (attorney-in-fact)

Key filing fact

Wafaa Mamilli filed Form 4 for FISERV INC (FISV) on 22 May 2026.

Key facts

This page summarizes Wafaa Mamilli's Form 4 filing for FISERV INC (FISV).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 22 May 2026, 16:09.

Change

Previous filing in this sequence was filed on 02 Apr 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001800960 Primary reporting owner

Mamilli Wafaa

Relationship: Director
Address: 600 N. VEL R. PHILLIPS AVENUE, MILWAUKEE
Signature: /s/ Eric C. Nelson (attorney-in-fact)
Signature date: 22 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

FISV transaction

Common Stock

Award

Transaction value
Shares: +4,121
Change %: +50%
Price: $0.000000^*
Shares after: 12,426
Date: 21 May 2026
Ownership: Direct
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

These restricted stock units each represent a contingent right to receive one share of Fiserv, Inc. common stock. The restricted stock units vest 100% on the earlier of: (i) the first anniversary of the grant date; or (ii) immediately prior to the first annual meeting of shareholders after the grant date.