| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Leveton Jay | President | C/O STAGWELL INC., ONE WORLD TRADE CENTER, FLOOR 65, NEW YORK | /s/ Jay Leveton | 05 Mar 2026 | 0001876913 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | STGW | Class A Common Stock | Disposed to Issuer | -11,855 | -0.44% | $0.000000* | 2,681,865 | 03 Mar 2026 | Direct | F1 | |
| transaction | STGW | Class A Common Stock | Tax liability | -60,467 | -2.3% | $4.82* | 2,621,398 | 03 Mar 2026 | Direct | F2 |
| Id | Content |
|---|---|
| F1 | Represents shares of restricted stock forfeited to the issuer in connection with the partial vesting of a three-year financial performance-based restricted stock award. |
| F2 | Represents shares withheld by the issuer to satisfy tax withholding requirements on the nonreportable vesting of restricted stock. |