WEAVER GREGORY L (CIK 1251779) reported 4 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-09). Recent activity: Buy ALT (5,000 shares), Buy ALT (18,750 shares), Sell ALT (5,672 shares), Buy ALT (10,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-09 | Altimmune, Inc. (ALT) | Chief Financial Officer | Buy | 5,000 | $17,700 |
| 2025-11-12 | Altimmune, Inc. (ALT) | Chief Financial Officer | Buy | 18,750 | $0 |
| 2025-11-12 | Altimmune, Inc. (ALT) | Chief Financial Officer | Sell | 5,672 | $24,276 |
| 2025-03-14 | Altimmune, Inc. (ALT) | Chief Financial Officer | Buy | 10,000 | $52,000 |
Source: SEC Form 4 filings · as of 2026-03-09