| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| MCCOURT Thomas A | Chief Executive Officer, Director | C/O IRONWOOD PHARMACEUTICALS, INC., 100 SUMMER STREET, SUITE 2300, BOSTON | /s/ Brian Tessler, Attorney-in-Fact | 20 May 2025 | 0001478448 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | IRWD | Class A Common Stock | Sale | $7,745 | -13,353 | -1.2% | $0.5800 | 1,147,281 | 16 May 2025 | Direct | F1 |
| transaction | IRWD | Class A Common Stock | Award | $0 | +540,000 | +47% | $0.000000 | 1,687,281 | 20 May 2025 | Direct | F2 |
| Id | Content |
|---|---|
| F1 | The sale reported on this Form 4 represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. The sale occurred automatically to satisfy the tax withholding obligations to be funded by a sell to cover transaction and does not represent a discretionary trade by the Reporting Person. |
| F2 | The restricted stock unit award, granted as an annual performance award, vests as to 33.33% of the shares of Class A Common Stock on each approximate anniversary of the grant thereof. |