Stagwell Inc.
Last updated September 27, 2026
Organization details
- Legal name
- Stagwell Inc.
- Former names
- MDC Stagwell Holdings Inc MDC Partners Inc MDC Corp Inc MDC Communications Corp
- Ownership
- Public
- Status
- Active
- SIC code
- 7311 — Services-Advertising Agencies
- Jurisdiction of incorporation
- Delaware
- Headquarters city
- New York
- Headquarters state / province
- New York
- Headquarters country
- Canada
- Fiscal year end
- December
- Ticker symbol
- STGW
- Primary stock exchange
- Nasdaq
Identifiers
- SEC CIK
- 0000876883
- EIN
- 98-0364441
Board of directors
- Since 2026
-
Bradley J. Gross · DirectorSince 2023
-
Brandt A. Vaughan · DirectorSince 2023
-
Charlene Barshefsky · DirectorSince 2023
-
Desiree G. Rogers · DirectorSince 2023
-
Eli Samaha · DirectorSince 2023
-
Irwin D. Simon · DirectorSince 2023
-
Mark Jeffery Penn · Director · Chief Executive OfficerSince 2023
-
Rodney E. Slater · DirectorSince 2023
-
Wade Oosterman · DirectorSince 2023
Chief executives
Mark Jeffery Penn
· Chief Executive Officer
Dates unknown
Director election results
Annual meeting of June 11, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.
-
99.1%
-
99.7%
-
99.7%
-
99.8%
-
99.9%
-
99.9%
-
100.0%
-
100.0%
-
100.0%
Board connections
6 of this board's directors also sit on 10 other boards.
- via Beth J. Kaplan
- via Wade Oosterman
- via Beth J. Kaplan
- via Beth J. Kaplan
- via Desiree G. Rogers
- via Beth J. Kaplan
- via Wade Oosterman
- via Charlene Barshefsky
- via Irwin D. Simon
- via Rodney E. Slater
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.
- Bought, last 12 months
- $117,600
- 1 purchase by 1 insider
- Sold, last 12 months
- $13,593,812
- 2 sales by 2 insiders
| Date | Insider | Transaction | Shares | Price | Value |
|---|---|---|---|---|---|
| Aug 11, 2026 | Beth J. Kaplan Director | Grant or award | +15,459 | — | — |
| Aug 9, 2026 | Mark Jeffery Penn Director, Officer (Chief Executive Officer), 10% owner | Option exercise | +500,000 | $8.27 | $4,135,000 |
| Aug 9, 2026 | Mark Jeffery Penn Director, Officer (Chief Executive Officer), 10% owner | Sold back to the company | −500,000 | $9.17 | $4,585,000 |
| Aug 9, 2026 | Mark Jeffery Penn Director, Officer (Chief Executive Officer), 10% owner | Option exercise | +75,000 | $6.79 | $509,250 |
| Aug 9, 2026 | Mark Jeffery Penn Director, Officer (Chief Executive Officer), 10% owner | Sold back to the company | −75,000 | $9.17 | $687,750 |
| Jul 31, 2026 | Lanuto Frank P Officer (See Remarks) | Open-market sale | −62,000 | $8.46 | $524,520 |
| Jul 1, 2026 | Eli Samaha Director | Grant or award | +2,691 | $7.43 | $19,994 |
| Jul 1, 2026 | Brandt A. Vaughan Director | Grant or award | +2,355 | $7.43 | $17,498 |
| Jun 11, 2026 | Brandt A. Vaughan Director | Grant or award | +22,970 | — | — |
| Jun 11, 2026 | Rodney E. Slater Director | Grant or award | +22,970 | — | — |
| Jun 11, 2026 | Irwin D. Simon Director | Grant or award | +22,970 | — | — |
| Jun 11, 2026 | Eli Samaha Director | Grant or award | +22,970 | — | — |
| Jun 11, 2026 | Desiree G. Rogers Director | Grant or award | +22,970 | — | — |
| Jun 11, 2026 | Wade Oosterman Director | Grant or award | +22,970 | — | — |
| Jun 11, 2026 | Charlene Barshefsky Director | Grant or award | +22,970 | — | — |
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