| Date | Name | Symbol | Type | Security | Shares | Price | Value | Ownership | Reported |
| 02/23/2023 | SUPERNUS PHARMACEUTICALS, INC. | SUPN | Grant | Restricted Stock Units | 3.9k | $0.00 | $0 | | 02/23/2023 |
| 02/23/2023 | SUPERNUS PHARMACEUTICALS, INC. | SUPN | Grant | Director Stock Option (Right to Buy) | 6.3k | $38.60 | $242.9k | | 02/23/2023 |
| 02/22/2022 | SUPERNUS PHARMACEUTICALS, INC. | SUPN | Grant | Restricted Stock Units | 3.9k | $0.00 | $0 | | 02/22/2022 |
| 02/22/2022 | SUPERNUS PHARMACEUTICALS, INC. | SUPN | Grant | Director Stock Option (Right to Buy) | 6.8k | $32.20 | $220.5k | | 02/22/2022 |
| 02/19/2022 | SUPERNUS PHARMACEUTICALS, INC. | SUPN | Disposition | Restricted Stock Units | 4.2k | $0.00 | $0 | | 02/19/2022 |
| 02/19/2022 | SUPERNUS PHARMACEUTICALS, INC. | SUPN | Grant | Common Stock | 4.2k | $0.00 | $0 | | 02/19/2022 |
| 02/19/2021 | SUPERNUS PHARMACEUTICALS, INC. | SUPN | Grant | Restricted Stock Units | 4.2k | $0.00 | $0 | | 02/19/2021 |
| 02/19/2021 | SUPERNUS PHARMACEUTICALS, INC. | SUPN | Grant | Director Stock Option (Right to Buy) | 7.4k | $29.61 | $218.1k | | 02/19/2021 |
| 02/21/2020 | SUPERNUS PHARMACEUTICALS, INC. | SUPN | Grant | Director Stock Option (Right to Buy) | 9.3k | $23.99 | $223.2k | | 02/21/2020 |
| 02/21/2020 | SUPERNUS PHARMACEUTICALS, INC. | SUPN | Grant | Common Stock | 5.2k | $23.99 | $125k | | 02/21/2020 |
| 02/22/2019 | SUPERNUS PHARMACEUTICALS, INC. | SUPN | Grant | Director Stock Option (Right to Buy) | 12.4k | $36.75 | $456.7k | | 02/22/2019 |
| 06/27/2018 | SUPERNUS PHARMACEUTICALS, INC. | SUPN | Grant | Director Stock Option (Right to Buy) | 10.2k | $58.15 | $593.9k | | 06/27/2018 |