Companies / Altimmune Inc / Activity
Activity — Altimmune Inc
52 moves.
Top impactInsider · CEO movesInsider · biggest buysInsider · biggest sellsInstitution · biggest movesInstitution · new positions
| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Feb 2, 2026 | Roberts M Scot Executive | Exercise | Common Stock, par value $0.0001 | $0 | +8K +7.24% | 115,153 0.06% of shares | low |
| Jan 30, 2026 | Roberts M Scot Executive | Exercise | Common Stock, par value $0.0001 | $0 | +9K +9.72% | 104,670 0.05% of shares | low |
| Jan 27, 2026 | Roberts M Scot Executive | Exercise | Common Stock, par value $0.0001 | $0 | +16K +18.80% | 100,143 0.05% of shares | low |
| Jan 25, 2026 | Roberts M Scot Executive | Exercise | Common Stock, par value $0.0001 | $0 | +15K +19.71% | 88,666 0.05% of shares | low |
| Jan 30, 2026 | Garg Vipin K Director | Exercise | Common Stock, par value $0.0001 | $0 | +27K +6.65% | 429,225 0.22% of shares | low |
| Jan 27, 2026 | Garg Vipin K Director | Exercise | Common Stock, par value $0.0001 | $0 | +41K +10.87% | 420,348 0.22% of shares | low |
| Jan 25, 2026 | Garg Vipin K Director | Exercise | Common Stock, par value $0.0001 | $0 | +42K +11.84% | 397,132 0.20% of shares | low |
| Jan 27, 2026 | Jordt Raymond M Executive | Exercise | Common Stock, par value $0.0001 | $0 | +16K +29.40% | 69,765 0.04% of shares | low |
| Jan 25, 2026 | Jordt Raymond M Executive | Exercise | Common Stock, par value $0.0001 | $0 | +15K +33.82% | 57,770 0.03% of shares | low |
| Jan 1, 2026 | Jordt Raymond M Executive | Exercise | Common Stock, par value $0.0001 | $0 | +9K +25.85% | 45,645 0.02% of shares | low |
| Jan 5, 2026 | Sohn Catherine A. Director | Buy | Common Stock, par value $0.0001 | $2.1K | +500 +50.00% | 1,500 <0.01% of shares | low |
| Jan 1, 2026 | Jordt Raymond M Executive | Other | Common Stock, par value $0.0001 | $8.9K | -2K -5.42% | 43,170 0.02% of shares | low |
| Feb 2, 2026 | Roberts M Scot Executive | Other | Common Stock, par value $0.0001 | $12.9K | -2K -2.02% | 112,824 0.06% of shares | low |
| Jan 31, 2026 | Jordt Raymond M Executive | Grant | Common Stock, par value $0.0001 | $14.0K | +5K +6.97% | 70,107 0.04% of shares | low |
| Jan 30, 2026 | Roberts M Scot Executive | Other | Common Stock, par value $0.0001 | $16.0K | -3K -2.73% | 101,811 0.05% of shares | low |
| Jan 31, 2026 | Roberts M Scot Executive | Grant | Common Stock, par value $0.0001 | $17.1K | +6K +5.47% | 107,378 0.06% of shares | low |
| Mar 6, 2026 | Weaver Gregory L Executive | Buy | Common Stock, par value $0.0001 | $17.7K | +5K +21.67% | 28,078 0.01% of shares | low |
| Jan 8, 2026 | Pisano Wayne Director | Buy | Common Stock, par value $0.0001 | $20.4K | +5K +58.84% | 13,498 <0.01% of shares | low |
| Jan 25, 2026 | Jordt Raymond M Executive | Other | Common Stock, par value $0.0001 | $21.2K | -4K -6.67% | 53,915 0.03% of shares | low |
| Jan 31, 2026 | Garg Vipin K Director | Grant | Common Stock, par value $0.0001 | $21.3K | +7K +1.66% | 424,519 0.22% of shares | low |
| Jan 25, 2026 | Roberts M Scot Executive | Other | Common Stock, par value $0.0001 | $24.1K | -4K -4.93% | 84,293 0.04% of shares | low |
| Jan 27, 2026 | Jordt Raymond M Executive | Other | Common Stock, par value $0.0001 | $26.1K | -4K -6.06% | 65,536 0.03% of shares | low |
| Jan 27, 2026 | Roberts M Scot Executive | Other | Common Stock, par value $0.0001 | $29.3K | -5K -4.74% | 95,395 0.05% of shares | low |
| Apr 6, 2026 | Gill John Director | Buy | Common Stock, par value $0.0001 | $31.3K | +9K +73.60% | 21,700 0.01% of shares | low |
| Apr 1, 2026 | Weaver Gregory L Executive | Buy | Common Stock, par value $0.0001 | $31.5K | +10K +35.62% | 38,078 0.02% of shares | low |
| Apr 1, 2026 | Durso Jerome Benedict CEO | Buy | Common Stock, par value $0.0001 | $47.1K | +15K +46.15% | 47,500 0.02% of shares | low |
| Jan 30, 2026 | Garg Vipin K Director | Other | Common Stock, par value $0.0001 | $65.1K | -12K -2.71% | 417,593 0.21% of shares | low |
| Mar 6, 2026 | Durso Jerome Benedict CEO | Buy | Common Stock, par value $0.0001 | $70.8K | +20K +160.00% | 32,500 0.02% of shares | medium |
| Jan 25, 2026 | Garg Vipin K Director | Other | Common Stock, par value $0.0001 | $98.9K | -18K -4.53% | 379,148 0.19% of shares | low |
| Jan 27, 2026 | Garg Vipin K Director | Other | Common Stock, par value $0.0001 | $110.6K | -18K -4.26% | 402,450 0.21% of shares | low |
| May 1, 2026 | Lawver Teri L Director | Grant | Stock Options (option to buy) | — | +49K | 48,800 0.03% of shares | low |
| May 1, 2026 | Pisano Wayne Director | Grant | Stock Options (option to buy) | — | +49K | 48,800 0.03% of shares | low |
| May 1, 2026 | Schafer Klaus Director | Grant | Stock Options (option to buy) | — | +49K | 48,800 0.03% of shares | low |
| May 1, 2026 | Hodges Philip Director | Grant | Stock Options (option to buy) | — | +49K | 48,800 0.03% of shares | low |
| May 1, 2026 | Sohn Catherine A. Director | Grant | Stock Options (option to buy) | — | +49K | 48,800 0.03% of shares | low |
| May 1, 2026 | Jorkasky Diane Director | Grant | Stock Options (option to buy) | — | +49K | 48,800 0.03% of shares | low |
| May 1, 2026 | Gill John Director | Grant | Stock Options (option to buy) | — | +49K | 48,800 0.03% of shares | low |
| May 1, 2026 | Sayare Mitchel Director | Grant | Stock Options (option to buy) | — | +49K | 48,800 0.03% of shares | low |
| Feb 26, 2026 | Roberts M Scot Executive | Grant | Restricted Stock Units | — | +95K | 95,430 0.05% of shares | low |
| Feb 26, 2026 | Roberts M Scot Executive | Grant | Stock Options (option to buy) | — | +223K | 222,670 0.11% of shares | low |
| Feb 2, 2026 | Roberts M Scot Executive | Exercise | Restricted Stock Units | — | -8K -100.00% | 0 0.00% of shares | low |
| Jan 30, 2026 | Roberts M Scot Executive | Exercise | Restricted Stock Units | — | -9K -50.00% | 9,275 <0.01% of shares | low |
| Jan 27, 2026 | Roberts M Scot Executive | Exercise | Restricted Stock Units | — | -16K -25.00% | 47,550 0.02% of shares | low |
| Jan 25, 2026 | Roberts M Scot Executive | Exercise | Restricted Stock Units | — | -15K -33.33% | 29,200 0.02% of shares | low |
| Jan 30, 2026 | Garg Vipin K Director | Exercise | Restricted Stock Units | — | -27K -50.00% | 26,775 0.01% of shares | low |
| Jan 27, 2026 | Garg Vipin K Director | Exercise | Restricted Stock Units | — | -41K -25.00% | 123,600 0.06% of shares | low |
| Jan 25, 2026 | Garg Vipin K Director | Exercise | Restricted Stock Units | — | -42K -33.33% | 84,100 0.04% of shares | low |
| Feb 26, 2026 | Weaver Gregory L Executive | Grant | Restricted Stock Units | — | +111K | 111,000 0.06% of shares | low |
| Feb 26, 2026 | Weaver Gregory L Executive | Grant | Stock Options (option to buy) | — | +259K | 259,000 0.13% of shares | low |
| Jan 27, 2026 | Jordt Raymond M Executive | Exercise | Restricted Stock Units | — | -16K -25.00% | 47,550 0.02% of shares | low |