| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 06/16/2022 | Celldex Therapeutics, Inc. | CLDX | Grant | | 77k | $22.48 | $1.7M | | 06/16/2022 |
| 12/08/2021 | Celldex Therapeutics, Inc. | CLDX | Exercise | Incentive Stock Option (Right to Buy) | 4k | $0.00 | $0 | | 12/08/2021 |
| 12/08/2021 | Celldex Therapeutics, Inc. | CLDX | Sale | Common Stock | 4k | $40.00 | $160k | | 12/08/2021 |
| 12/08/2021 | Celldex Therapeutics, Inc. | CLDX | Exercise | Common Stock | 4k | $9.02 | $36.1k | | 12/08/2021 |
| 11/01/2021 | Celldex Therapeutics, Inc. | CLDX | Exercise | Incentive Stock Option (Right to Buy) | 8.6k | $2.78 | $23.8k | | 11/01/2021 |
| 11/01/2021 | Celldex Therapeutics, Inc. | CLDX | Sale | Common Stock | 1.2k | $41.62 | $49.5k | | 11/01/2021 |
| 11/01/2021 | Celldex Therapeutics, Inc. | CLDX | Sale | Common Stock | 600 | $43.11 | $25.9k | | 11/01/2021 |
| 11/01/2021 | Celldex Therapeutics, Inc. | CLDX | Sale | Common Stock | 2.5k | $44.12 | $111.5k | | 11/01/2021 |
| 06/17/2021 | Celldex Therapeutics, Inc. | CLDX | Grant | | 58k | $28.00 | $1.6M | | 06/17/2021 |
| 06/18/2020 | Celldex Therapeutics, Inc. | CLDX | Grant | | 84k | $10.38 | $871.9k | | 06/18/2020 |
| 06/19/2019 | Celldex Therapeutics, Inc. | CLDX | Grant | | 43k | $2.78 | $119.5k | | 06/19/2019 |
| 06/13/2018 | Celldex Therapeutics, Inc. | CLDX | Grant | | 300k | $0.60 | $180.3k | | 06/13/2018 |