Mark Jeffery Penn - 13 May 2026 Form 4 Insider Report for Stagwell Inc (STGW)

Reporting relationship: Chief Executive Officer, Director, 10%+ Owner
Issuer ticker: STGW
Reported as of: 13 May 2026
Net transaction value: +$117,600
SEC form: 4
Accepted by SEC: 13 May 2026, 16:15:19 UTC
Prior SEC filing: 03 Apr 2026
Source filing: View source filing
Reporting owner signature: /s/ Mark Penn

Key filing fact

Mark Jeffery Penn filed Form 4 for Stagwell Inc (STGW) on 13 May 2026.

Key facts

This page summarizes Mark Jeffery Penn's Form 4 filing for Stagwell Inc (STGW).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 13 May 2026, 16:15.

Change

Previous filing in this sequence was filed on 03 Apr 2026.
Current net transaction value: +$117,600.

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 0001771735 Primary reporting owner

Penn Mark Jeffery

Relationship: Chief Executive Officer, Director, 10%+ Owner
Address: C/O STAGWELL INC., ONE WORLD TRADE CENTER, FLOOR 65, NEW YORK
Signature: /s/ Mark Penn
Signature date: 13 May 2026

Reported non-derivative transactions

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

STGW transaction

Class A Common Stock

Purchase

Transaction value: $117,600
Shares: +20,000
Change %: +0.09%
Price: $5.88
Shares after: 23,034,990
Date: 13 May 2026
Ownership: Direct
Footnotes: F1

STGW holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 2,000,000
Date: 13 May 2026
Ownership: See Footnote
Footnotes: F2

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

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

The purchase price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $5.865 to $5.895, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

Footnote F2

The shares are held by The Stagwell Group LLC ("Stagwell Group"). The Reporting Person is the controlling person of Stagwell Group.