Mark Jeffery Penn - 01 Aug 2026 Form 4 Insider Report for Stagwell Inc (STGW)

Reporting relationship: Chief Executive Officer, Director, 10%+ Owner
Issuer ticker: STGW
Reported as of: 01 Aug 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 03 Aug 2026, 19:33:13 UTC
Prior SEC filing: 13 May 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 03 Aug 2026.

Key facts

This page summarizes Mark Jeffery Penn's Form 4 filing for Stagwell Inc (STGW).
1 reported transaction and 1 derivative row are listed below.
Accepted by SEC: 03 Aug 2026, 19:33.

Change

Previous filing in this sequence was filed on 13 May 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 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: 03 Aug 2026

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

STGW transaction Derivative

Stock Appreciation Rights

Award

Transaction value
Shares: +2,000,000
Change %
Price: $0.000000^*
Shares after: 2,000,000
Date: 01 Aug 2026
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 2,000,000
Exercise price: $8.45
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

Stock Appreciation Rights (SARs) granted August 1, 2026 to the reporting person vest and are exercisable in three installments with SARs in respect of 1,000,000 underlying shares of Class A Common Stock vesting on the first anniversary of the grant date, SARs in respect of 500,000 underlying shares of Class A Common Stock vesting on the second anniversary of the grant date, and SARs in respect of 500,000 underlying shares of Class A Common Stock vesting on the third anniversary of the grant date. The SARs expire on the fifth anniversary of the grant date and are settleable only for cash.