| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 08/02/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Exercise | Market Stock Units | 17.9k | $0.00 | $0 | | 08/02/2023 |
| 05/23/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Sale | Common Stock, $0.001 par value | 13.5k | $17.67 | $237.7k | | 05/22/2023 |
| 05/22/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Sale | Common Stock, $0.001 par value | 9.6k | $17.41 | $167.9k | | 05/22/2023 |
| 05/05/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Sale | Common Stock, $0.001 par value | 53.3k | $16.79 | $895.7k | | 05/04/2023 |
| 05/05/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Sale | Common Stock, $0.001 par value | 200 | $17.51 | $3.5k | | 05/04/2023 |
| 05/05/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Exercise | Options (Right to Buy) | 53.5k | $8.58 | $459.4k | | 05/04/2023 |
| 05/04/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Exercise | Options (Right to Buy) | 4.2k | $8.58 | $35.7k | | 05/04/2023 |
| 05/04/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Sale | Common Stock, $0.001 par value | 4.2k | $16.00 | $66.5k | | 05/04/2023 |
| 05/02/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Exercise | Market Stock Units | 55k | $0.00 | $0 | | 05/02/2023 |
| 05/02/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Sale | Common Stock, $0.001 par value | 1.5k | $16.00 | $24k | | 05/01/2023 |
| 05/02/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Exercise | Options (Right to Buy) | 1.5k | $8.58 | $12.9k | | 05/01/2023 |
| 05/01/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Exercise | Options (Right to Buy) | 4.5k | $8.58 | $38.5k | | 05/01/2023 |
| 05/01/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Sale | Common Stock, $0.001 par value | 4.5k | $16.00 | $71.9k | | 05/01/2023 |
| 03/31/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Sale | Common Stock, $0.001 par value | 17.1k | $14.13 | $241.8k | | 03/31/2023 |
| 03/31/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Exercise | Options (Right to Buy) | 17.1k | $8.58 | $146.8k | | 03/31/2023 |
| 03/24/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Exercise | Options (Right to Buy) | 13.2k | $8.58 | $113.6k | | 03/23/2023 |
| 03/24/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Sale | Common Stock, $0.001 par value | 13.2k | $14.00 | $185.4k | | 03/23/2023 |
| 03/23/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Exercise | Options (Right to Buy) | 10k | $8.58 | $85.4k | | 03/23/2023 |
| 03/23/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Sale | Common Stock, $0.001 par value | 10k | $14.05 | $139.9k | | 03/23/2023 |
| 03/22/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Exercise | Options (Right to Buy) | 28.4k | $8.58 | $243.5k | | 03/21/2023 |
| 03/22/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Sale | Common Stock, $0.001 par value | 28.4k | $14.02 | $398k | | 03/21/2023 |
| 03/21/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Exercise | Options (Right to Buy) | 4.2k | $8.58 | $36k | | 03/21/2023 |
| 03/21/2023 | INTEGRAL AD SCIENCE HOLDING CORP. | | Sale | Common Stock, $0.001 par value | 4.2k | $14.00 | $58.8k | | 03/21/2023 |
| 06/17/2022 | INTEGRAL AD SCIENCE HOLDING CORP. | | Grant | Common Stock, $0.001 par value | 381k | $0.00 | $0 | | 06/17/2022 |