| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| PUTMAN JILL | Director | C/O INTEGRAL AD SCIENCE HOLDING CORP., 12 E. 49TH STREET, 20TH FLOOR, NEW YORK | /s/ Yossi Almani, by Power of Attorney | 12 Jun 2025 | 0001806834 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | IAS | Common Stock, $0.001 par value | Disposed to Issuer | $0 | -42,377 | -24% | $0.000000 | 132,355 | 10 Jun 2025 | Direct | F1 |
| Id | Content |
|---|---|
| F1 | Represents the forfeiture of unvested Restricted Stock Units to the Issuer for no consideration in connection with the Reporting Person transitioning out of the role of Interim Chief Financial Officer of the Issuer. |