| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Rubin Jonathan | SVP, Chief Medical Officer | C/O SUPERNUS PHARMACEUTICALS, INC.,, 9715 KEY WEST AVENUE, ROCKVILLE | /s/ Timothy C. Dec, as attorney-in-fact | 20 Feb 2026 | 0001836067 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| holding | SUPN | Common Stock | 11,284 | 18 Feb 2026 | Direct | F1 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | SUPN | Employee Stock Option (Right to Buy) | Award | $0 | +13,500 | $0.000000 | 13,500 | 18 Feb 2026 | Common Stock | 13,500 | $50.20 | Direct | F2 | |
| transaction | SUPN | Restricted Stock Unit | Award | $0 | +3,000 | $0.000000 | 3,000 | 18 Feb 2026 | Common Stock | 3,000 | Direct | F3, F4 |
| Id | Content |
|---|---|
| F1 | Includes an aggregate of 269 shares acquired by the Reporting Person through the Issuer's Employee Stock Purchase Plan. |
| F2 | The option vests in four equal annual installments beginning on February 18, 2027. |
| F3 | Each restricted stock unit represents the right to receive one share of Supernus common stock upon vesting. |
| F4 | These restricted stock units are settled in common stock upon vesting, which occurs in four equal annual installments, beginning on February 18, 2027. |