Mark Jeffery Penn
Chief Executive Officer at Stagwell Inc.
Sits on 1 board. Last updated September 28, 2026
Time on boards
- Boards served
- 1
- Current seats
- 1
- Board service
- 4 years
- Director since
- 2023
4 years of board service in total across 1 board, counting each seat separately. Longest: Stagwell Inc., 3 years.
Chief executive roles
Shareholder support
Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
Stagwell Inc. June 11, 202699.8%
-
Stagwell Inc. June 12, 202598.9%
-
Stagwell Inc. June 12, 202499.4%
-
Stagwell Inc. June 14, 202399.8%
Insider trades
All notable trades →From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.
| Date | Company | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Nov 1, 2026 | Stagwell Inc. | Option exercise | +500,000 | $8.27 | $4,135,000 |
| Nov 1, 2026 | Stagwell Inc. | Sold back to the company | −500,000 | $10.47 | $5,235,000 |
| Oct 29, 2026 | Stagwell Inc. | Option exercise | +500,000 | $8.27 | $4,135,000 |
| Oct 29, 2026 | Stagwell Inc. | Sold back to the company | −500,000 | $9.95 | $4,975,000 |
| Aug 9, 2026 | Stagwell Inc. | Option exercise | +500,000 | $8.27 | $4,135,000 |
| Aug 9, 2026 | Stagwell Inc. | Sold back to the company | −500,000 | $9.17 | $4,585,000 |
| Aug 9, 2026 | Stagwell Inc. | Option exercise | +75,000 | $6.79 | $509,250 |
| Aug 9, 2026 | Stagwell Inc. | Sold back to the company | −75,000 | $9.17 | $687,750 |
| May 13, 2026 | Stagwell Inc. | Open-market purchase | +20,000 | $5.88 | $117,600 |
| Apr 1, 2026 | Stagwell Inc. | Grant or award | +389,432 | — | — |
| Mar 11, 2026 | Stagwell Inc. | Sold back to the company | −4,572,207 | $6.17 | $28,210,517 |
| Mar 7, 2026 | Stagwell Inc. | Shares withheld for tax | −75,447 | $5.24 | $395,342 |
| Mar 3, 2026 | Stagwell Inc. | Sold back to the company | −57,689 | — | — |
| Mar 3, 2026 | Stagwell Inc. | Shares withheld for tax | −229,529 | $4.82 | $1,106,330 |
| Aug 1, 2025 | Stagwell Inc. | Gift | −1,750,000 | — | — |
Questions about Mark Jeffery Penn
What boards is Mark Jeffery Penn on?
Mark Jeffery Penn sits on the board of Stagwell Inc.
What company is Mark Jeffery Penn the CEO of?
Mark Jeffery Penn is Chief Executive Officer of Stagwell Inc.
How long has Mark Jeffery Penn served on boards?
Our records show at least 4 years of board service across 1 board, the earliest from 2023.
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