NEWHALL CHARLES W III (CIK 1005544) reported 8 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-02-25). Recent activity: Buy SUPN (4,475 shares), Buy SUPN (15,000 shares), Sell SUPN (23,800 shares), Sell SUPN (1,200 shares), Sell SUPN (3,588 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-02-25 | SUPERNUS PHARMACEUTICALS, INC. (SUPN) | Director | Buy | 4,475 | $0 |
| 2025-11-24 | SUPERNUS PHARMACEUTICALS, INC. (SUPN) | Director | Buy | 15,000 | $194,700 |
| 2025-10-10 | SUPERNUS PHARMACEUTICALS, INC. (SUPN) | Director | Sell | 23,800 | $1.2M |
| 2025-10-10 | SUPERNUS PHARMACEUTICALS, INC. (SUPN) | Director | Sell | 1,200 | $61,860 |
| 2025-08-29 | SUPERNUS PHARMACEUTICALS, INC. (SUPN) | Director | Sell | 3,588 | $161,496 |
| 2025-08-27 | SUPERNUS PHARMACEUTICALS, INC. (SUPN) | Director | Sell | 1,000 | $45,000 |
| 2025-08-26 | SUPERNUS PHARMACEUTICALS, INC. (SUPN) | Director | Sell | 1,412 | $63,540 |
| 2025-02-24 | SUPERNUS PHARMACEUTICALS, INC. (SUPN) | Director | Buy | 5,369 | $0 |
Source: SEC Form 4 filings · as of 2026-02-25