| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 05/29/2023 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Payment of Exercise | Common Stock | 216 | $194.12 | $41.9k | | 05/26/2023 |
| 05/28/2023 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Payment of Exercise | Common Stock | 132 | $194.12 | $25.6k | | 05/26/2023 |
| 05/27/2023 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Payment of Exercise | Common Stock | 242 | $194.12 | $47k | | 05/26/2023 |
| 05/26/2023 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Grant | Stock Options (Right to Buy) | 9.1k | $194.12 | $1.8M | | 05/26/2023 |
| 05/26/2023 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Grant | Common Stock | 3.8k | $0.00 | $0 | | 05/26/2023 |
| 03/07/2023 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Gift | Common Stock | 475 | $0.00 | $0 | | 03/07/2023 |
| 02/22/2023 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Payment of Exercise | Common Stock | 308 | $243.60 | $75k | | 02/22/2023 |
| 01/27/2023 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Grant | Common Stock | 8.4k | $0.00 | $0 | | 01/27/2023 |
| 01/27/2023 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Payment of Exercise | Common Stock | 3.2k | $244.29 | $770.2k | | 01/27/2023 |
| 05/29/2022 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Payment of Exercise | Common Stock | 218 | $244.41 | $53.3k | | 05/27/2022 |
| 05/28/2022 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Payment of Exercise | Common Stock | 150 | $244.41 | $36.7k | | 05/27/2022 |
| 05/27/2022 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Grant | Common Stock | 2.5k | $0.00 | $0 | | 05/27/2022 |
| 05/27/2022 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Grant | Stock Options (Right to Buy) | 6.6k | $244.41 | $1.6M | | 05/27/2022 |
| 02/23/2022 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Payment of Exercise | Common Stock | 280 | $289.58 | $81.1k | | 02/22/2022 |
| 02/22/2022 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Payment of Exercise | Common Stock | 274 | $293.61 | $80.4k | | 02/22/2022 |
| 01/28/2022 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Grant | Common Stock | 11k | $0.00 | $0 | | 09/23/2021 |
| 01/28/2022 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Payment of Exercise | Common Stock | 3.9k | $312.24 | $1.2M | | 09/23/2021 |
| 09/23/2021 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Gift | Common Stock | 531 | $0.00 | $0 | | 09/23/2021 |
| 09/14/2021 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Sale | Common Stock | 2.3k | $439.90 | $1M | | 09/13/2021 |
| 09/13/2021 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Sale | Common Stock | 2 | $441.66 | $883.3 | | 09/13/2021 |
| 09/13/2021 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Sale | Common Stock | 72 | $442.15 | $31.8k | | 09/13/2021 |
| 09/13/2021 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Sale | Common Stock | 7 | $442.73 | $3.1k | | 09/13/2021 |
| 05/29/2021 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Payment of Exercise | Common Stock | 216 | $337.99 | $73k | | 05/28/2021 |
| 05/28/2021 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Grant | Stock Options (Right to Buy) | 3.7k | $337.99 | $1.2M | | 05/28/2021 |
| 05/28/2021 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Grant | Common Stock | 1.2k | $0.00 | $0 | | 05/28/2021 |
| 04/06/2021 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Sale | Common Stock | 6k | $298.00 | $1.8M | | 04/05/2021 |
| 04/06/2021 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Sale | Common Stock | 6.4k | $304.85 | $2M | | 04/05/2021 |
| 04/06/2021 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Sale | Common Stock | 5.9k | $304.85 | $1.8M | | 04/05/2021 |
| 04/06/2021 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Exercise | Stock Options (Right to Buy) | 6k | $88.05 | $527.1k | | 04/05/2021 |
| 04/06/2021 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Exercise | Stock Options (Right to Buy) | 6.4k | $109.34 | $700.8k | | 04/05/2021 |
| 04/06/2021 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Exercise | Stock Options (Right to Buy) | 5.9k | $144.67 | $855.9k | | 04/05/2021 |
| 04/05/2021 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Sale | Common Stock | 999 | $298.00 | $297.7k | | 04/05/2021 |
| 04/05/2021 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Exercise | Stock Options (Right to Buy) | 999 | $88.05 | $88k | | 04/05/2021 |
| 02/24/2021 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Payment of Exercise | Common Stock | 322 | $282.98 | $91.1k | | 02/24/2021 |
| 02/23/2021 | CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | CRL | Payment of Exercise | Common Stock | 315 | $283.59 | $89.3k | | 02/19/2021 |
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