ALT Altimmune, Inc.
Nasdaq · SEC CIK 1326190 · EDGAR
- Bought, last 12 months
- $370.1K 11 purchases by 6 insiders
- Sold, last 12 months
- $0 0 sales by 0 insiders
- Filings on record
- 183 since 2021-07-01, latest 2026-09-17 16:05
BoughtSold
Most active insiders, 12 months
| Insider | Title | Bought | Sold |
|---|---|---|---|
| Durso Jerome Benedict | Pres, CEO, Dir | $213.8K | — |
| GILL JOHN | Dir | $82.6K | — |
| WEAVER GREGORY L | CFO | $49.2K | — |
| Pisano Wayne | Dir | $20.4K | — |
| Sohn Catherine A. | Dir | $2,120 | — |
| Jorkasky Diane | Dir | $2,003 | — |
| Jordt Raymond M | Chief Business Off | — | — |
| Roberts M Scot | CSO | — | — |
| Richardson Linda M | Chief Commercial Off | — | — |
| Garg Vipin K | Dir | — | — |
Transactions 176
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-09-17 16:05 | 2026-09-16 | ALT | Richardson Linda M | Chief Commercial Off | M - OptEx | $0.00 | +24.0K | 24.0K | New | $0 |
| D | 2026-09-17 16:05 | 2026-09-16 | ALT | Richardson Linda M | Chief Commercial Off | F - Tax | $3.24 | -6,826 | 17.2K | -28% | -$22.1K |
| 2026-08-13 16:05 | 2026-08-13 | ALT | Durso Jerome Benedict | Pres, CEO, Dir | P - Purchase | $2.95 | +15.0K | 62.5K | +32% | +$44.2K | |
| 2026-08-03 16:05 | 2026-07-31 | ALT | WEAVER GREGORY L | CFO | A - Grant | $2.41 | +1,753 | 39.8K | +5% | +$4,232 | |
| 2026-08-03 16:05 | 2026-07-31 | ALT | Roberts M Scot | CSO | A - Grant | $2.41 | +875 | 113.7K | +0.8% | +$2,112 | |
| 2026-04-06 16:05 | 2026-04-06 | ALT | GILL JOHN | Dir | P - Purchase | $3.41 | +9,200 | 21.7K | +74% | +$31.3K | |
| 2026-04-01 16:05 | 2026-04-01 | ALT | WEAVER GREGORY L | CFO | P - Purchase | $3.15 | +10.0K | 38.1K | +36% | +$31.5K | |
| 2026-04-01 16:05 | 2026-04-01 | ALT | Durso Jerome Benedict | Pres, CEO, Dir | P - Purchase | $3.14 | +15.0K | 47.5K | +46% | +$47.1K | |
| 2026-03-09 | 2026-03-06 | ALT | Durso Jerome Benedict | Pres, CEO, Dir | P - Purchase | $3.54 | +20.0K | 32.5K | +160% | +$70.8K | |
| 2026-03-09 | 2026-03-06 | ALT | WEAVER GREGORY L | CFO | P - Purchase | $3.54 | +5,000 | 28.1K | +22% | +$17.7K | |
| DM | 2026-02-03 | 2026-01-30+ | ALT | Roberts M Scot | CSO | M - OptEx | $0.00 | +17.1K | 115.2K | +17% | $0 |
| D | 2026-02-03 | 2026-01-31 | ALT | Roberts M Scot | CSO | A - Grant | $3.07 | +5,567 | 107.4K | +5% | +$17.1K |
| DM | 2026-02-03 | 2026-01-30+ | ALT | Roberts M Scot | CSO | F - Tax | $5.58 | -5,188 | 101.8K | -5% | -$28.9K |
| D | 2026-02-02 | 2026-01-31 | ALT | Garg Vipin K | Dir | A - Grant | $3.07 | +6,926 | 424.5K | +2% | +$21.3K |
| D | 2026-02-02 | 2026-01-30 | ALT | Garg Vipin K | Dir | F - Tax | $5.60 | -11.6K | 417.6K | -3% | -$65.1K |
| D | 2026-02-02 | 2026-01-30 | ALT | Garg Vipin K | Dir | M - OptEx | $0.00 | +26.8K | 429.2K | +7% | $0 |
| 2026-02-02 | 2026-01-31 | ALT | Jordt Raymond M | Chief Business Off | A - Grant | $3.07 | +4,571 | 70.1K | +7% | +$14.0K | |
| D | 2026-01-29 | 2026-01-27 | ALT | Garg Vipin K | Dir | M - OptEx | $0.00 | +41.2K | 420.3K | +11% | $0 |
| D | 2026-01-29 | 2026-01-27 | ALT | Garg Vipin K | Dir | F - Tax | $6.18 | -17.9K | 402.4K | -4% | -$110.6K |
| D | 2026-01-29 | 2026-01-27 | ALT | Jordt Raymond M | Chief Business Off | M - OptEx | $0.00 | +15.8K | 69.8K | +29% | $0 |
| D | 2026-01-29 | 2026-01-27 | ALT | Jordt Raymond M | Chief Business Off | F - Tax | $6.18 | -4,229 | 65.5K | -6% | -$26.1K |
| D | 2026-01-29 | 2026-01-27 | ALT | Roberts M Scot | CSO | F - Tax | $6.18 | -4,748 | 95.4K | -5% | -$29.3K |
| D | 2026-01-29 | 2026-01-27 | ALT | Roberts M Scot | CSO | M - OptEx | $0.00 | +15.8K | 100.1K | +19% | $0 |
| D | 2026-01-27 | 2026-01-25 | ALT | Jordt Raymond M | Chief Business Off | M - OptEx | $0.00 | +14.6K | 57.8K | +34% | $0 |
| D | 2026-01-27 | 2026-01-25 | ALT | Jordt Raymond M | Chief Business Off | F - Tax | $5.50 | -3,855 | 53.9K | -7% | -$21.2K |
| D | 2026-01-27 | 2026-01-25 | ALT | Garg Vipin K | Dir | M - OptEx | $0.00 | +42.0K | 397.1K | +12% | $0 |
| D | 2026-01-27 | 2026-01-25 | ALT | Garg Vipin K | Dir | F - Tax | $5.50 | -18.0K | 379.1K | -5% | -$98.9K |
| D | 2026-01-27 | 2026-01-25 | ALT | Roberts M Scot | CSO | M - OptEx | $0.00 | +14.6K | 88.7K | +20% | $0 |
| D | 2026-01-27 | 2026-01-25 | ALT | Roberts M Scot | CSO | F - Tax | $5.50 | -4,373 | 84.3K | -5% | -$24.1K |
| 2026-01-09 | 2026-01-08 | ALT | Pisano Wayne | Dir | P - Purchase | $4.08 | +5,000 | 13.5K | +59% | +$20.4K | |
| 2026-01-05 | 2026-01-05 | ALT | Sohn Catherine A. | Dir | P - Purchase | $4.24 | +500 | 1,500 | +50% | +$2,120 | |
| D | 2026-01-05 | 2026-01-01 | ALT | Jordt Raymond M | Chief Business Off | M - OptEx | $0.00 | +9,375 | 45.6K | +26% | $0 |
| D | 2026-01-05 | 2026-01-01 | ALT | Jordt Raymond M | Chief Business Off | F - Tax | $3.61 | -2,475 | 43.2K | -5% | -$8,935 |
| 2025-12-29 | 2025-12-29 | ALT | Jorkasky Diane | Dir | P - Purchase | $3.80 | +527 | 527 | New | +$2,003 | |
| 2025-12-23 | 2025-12-23 | ALT | GILL JOHN | Dir | P - Purchase | $4.10 | +12.5K | 12.5K | New | +$51.2K | |
| 2025-12-22 | 2025-12-22 | ALT | Durso Jerome Benedict | Dir | P - Purchase | $4.13 | +12.5K | 12.5K | New | +$51.6K | |
| D | 2025-11-12 | 2025-11-11 | ALT | WEAVER GREGORY L | CFO | F - Tax | $4.28 | -5,672 | 23.1K | -20% | -$24.3K |
| D | 2025-11-12 | 2025-11-11 | ALT | WEAVER GREGORY L | CFO | M - OptEx | $0.00 | +18.8K | 28.8K | +188% | $0 |
| D | 2025-09-29 | 2022-01-06 | ALT | GILL JOHN | Dir | G - Gift | $0.00 | -2,714 | 0 | -100% | $0 |
| 2025-08-04 | 2025-07-31 | ALT | Jordt Raymond M | Chief Business Off | A - Grant | $3.14 | +1,368 | 36.3K | +4% | +$4,296 | |
| 2025-08-04 | 2025-07-31 | ALT | Harris Matthew Scott | Chief Medical Off | A - Grant | $3.14 | +2,018 | 16.1K | +14% | +$6,337 | |
| 2025-08-04 | 2025-07-31 | ALT | Roberts M Scot | CSO | A - Grant | $3.14 | +846 | 74.1K | +1% | +$2,656 | |
| 2025-03-18 | 2025-03-17 | ALT | Sohn Catherine A. | Dir | P - Purchase | $5.78 | +1,000 | 1,000 | New | +$5,780 | |
| 2025-03-14 | 2025-03-13 | ALT | WEAVER GREGORY L | CFO | P - Purchase | $5.20 | +10.0K | 10.0K | New | +$52.0K | |
| 2025-03-11 | 2025-03-07 | ALT | Harris Matthew Scott | Chief Medical Off | G - Gift | $0.00 | -67.8K | 14.1K | -83% | $0 | |
| DM | 2025-02-03 | 2025-01-30+ | ALT | Harris Matthew Scott | Chief Medical Off | F - Tax | $6.78 | -7,990 | 76.8K | -9% | -$54.2K |
| DM | 2025-02-03 | 2025-01-30+ | ALT | Harris Matthew Scott | Chief Medical Off | M - OptEx | $0.00 | +23.2K | 78.9K | +42% | $0 |
| D | 2025-02-03 | 2025-01-31 | ALT | Harris Matthew Scott | Chief Medical Off | A - Grant | $5.18 | +1,905 | 72.7K | +3% | +$9,868 |
| 2025-02-03 | 2025-01-31 | ALT | Jordt Raymond M | Chief Business Off | A - Grant | $5.18 | +2,614 | 34.9K | +8% | +$13.5K | |
| DM | 2025-02-03 | 2025-01-30+ | ALT | Roberts M Scot | CSO | M - OptEx | $0.00 | +23.2K | 69.6K | +50% | $0 |
| DM | 2025-02-03 | 2025-01-30+ | ALT | Roberts M Scot | CSO | F - Tax | $6.78 | -6,826 | 67.8K | -9% | -$46.3K |
| D | 2025-02-03 | 2025-01-31 | ALT | Roberts M Scot | CSO | A - Grant | $5.18 | +3,184 | 63.4K | +5% | +$16.5K |
| DM | 2025-02-03 | 2025-01-30+ | ALT | Garg Vipin K | Pres, CEO, Dir | M - OptEx | $0.00 | +62.3K | 351.6K | +22% | $0 |
| DM | 2025-02-03 | 2025-01-30+ | ALT | Garg Vipin K | Pres, CEO, Dir | F - Tax | $6.79 | -27.2K | 344.4K | -7% | -$184.9K |
| D | 2025-02-03 | 2025-01-31 | ALT | Garg Vipin K | Pres, CEO, Dir | A - Grant | $5.18 | +4,105 | 335.1K | +1% | +$21.3K |
| D | 2025-01-28 | 2025-01-25 | ALT | Jordt Raymond M | Chief Business Off | M - OptEx | $0.00 | +14.6K | 36.1K | +68% | $0 |
| D | 2025-01-28 | 2025-01-25 | ALT | Jordt Raymond M | Chief Business Off | F - Tax | $6.98 | -3,862 | 32.3K | -11% | -$27.0K |
| D | 2025-01-28 | 2025-01-25 | ALT | Roberts M Scot | CSO | M - OptEx | $0.00 | +14.6K | 57.9K | +34% | $0 |
| D | 2025-01-28 | 2025-01-25 | ALT | Roberts M Scot | CSO | F - Tax | $6.98 | -4,264 | 53.6K | -7% | -$29.8K |
| D | 2025-01-28 | 2025-01-25 | ALT | Garg Vipin K | Pres, CEO, Dir | F - Tax | $6.98 | -18.2K | 315.9K | -5% | -$126.7K |
| D | 2025-01-28 | 2025-01-25 | ALT | Garg Vipin K | Pres, CEO, Dir | M - OptEx | $0.00 | +42.0K | 334.1K | +14% | $0 |
| D | 2025-01-28 | 2025-01-25 | ALT | Harris Matthew Scott | Chief Medical Off | F - Tax | $6.98 | -4,994 | 64.7K | -7% | -$34.9K |
| D | 2025-01-28 | 2025-01-25 | ALT | Harris Matthew Scott | Chief Medical Off | M - OptEx | $0.00 | +14.6K | 69.7K | +26% | $0 |
| D | 2025-01-03 | 2025-01-01 | ALT | Jordt Raymond M | Chief Business Off | M - OptEx | $0.00 | +9,375 | 24.0K | +64% | $0 |
| D | 2025-01-03 | 2025-01-01 | ALT | Jordt Raymond M | Chief Business Off | F - Tax | $7.21 | -2,485 | 21.6K | -10% | -$17.9K |
| DMI | 2024-08-20 | 2024-08-19 | ALT | Drutz David | Dir | M - OptEx | $2.55 | +41.8K | 49.8K | +520% | +$106.4K |
| DMI | 2024-08-20 | 2024-08-19 | ALT | Drutz David | Dir | S - Sale+OE | $6.90 | -16.0K | 55.5K | -22% | -$110.5K |
| 2024-08-01 | 2024-07-31 | ALT | Roberts M Scot | CSO | A - Grant | $5.41 | +650 | 43.3K | +2% | +$3,516 | |
| 2024-08-01 | 2024-07-31 | ALT | Harris Matthew Scott | Chief Medical Off | A - Grant | $5.41 | +1,486 | 55.1K | +3% | +$8,039 | |
| 2024-08-01 | 2024-07-31 | ALT | Shutterly Andrew | Acting CFO | A - Grant | $5.41 | +1,259 | 11.4K | +12% | +$6,811 | |
| 2024-08-01 | 2024-07-31 | ALT | Jordt Raymond M | Chief Business Off | A - Grant | $5.41 | +917 | 14.7K | +7% | +$4,961 | |
| DM | 2024-02-05 | 2024-02-01+ | ALT | Roberts M Scot | CSO | M - OptEx | $0.00 | +13.9K | 45.0K | +45% | $0 |
| DM | 2024-02-05 | 2024-02-01+ | ALT | Roberts M Scot | CSO | F - Tax | $9.56 | -4,131 | 42.7K | -9% | -$39.5K |
| DM | 2024-02-05 | 2024-02-01+ | ALT | Harris Matthew Scott | Chief Medical Off | M - OptEx | $0.00 | +13.9K | 50.0K | +39% | $0 |
| DM | 2024-02-05 | 2024-02-01+ | ALT | Harris Matthew Scott | Chief Medical Off | F - Tax | $9.56 | -4,133 | 53.6K | -7% | -$39.5K |
| DM | 2024-02-05 | 2024-02-01+ | ALT | Garg Vipin K | Pres, CEO, Dir | F - Tax | $9.58 | -15.7K | 292.0K | -5% | -$150.3K |
| DM | 2024-02-05 | 2024-02-01+ | ALT | Garg Vipin K | Pres, CEO, Dir | M - OptEx | $0.00 | +35.5K | 288.8K | +14% | $0 |
| D | 2024-02-01 | 2024-01-30 | ALT | Roberts M Scot | CSO | F - Tax | $9.80 | -2,709 | 27.0K | -9% | -$26.5K |
| D | 2024-02-01 | 2024-01-31 | ALT | Roberts M Scot | CSO | A - Grant | $2.69 | +5,860 | 32.9K | +22% | +$15.8K |
| D | 2024-02-01 | 2024-01-30 | ALT | Roberts M Scot | CSO | M - OptEx | $0.00 | +9,275 | 29.7K | +45% | $0 |
| D | 2024-02-01 | 2024-01-31 | ALT | Harris Matthew Scott | Chief Medical Off | A - Grant | $2.69 | +3,257 | 43.8K | +8% | +$8,761 |
| D | 2024-02-01 | 2024-01-30 | ALT | Harris Matthew Scott | Chief Medical Off | M - OptEx | $0.00 | +9,275 | 43.3K | +27% | $0 |
| D | 2024-02-01 | 2024-01-30 | ALT | Harris Matthew Scott | Chief Medical Off | F - Tax | $9.80 | -2,709 | 40.6K | -6% | -$26.5K |
| D | 2024-02-01 | 2024-01-31 | ALT | Eisenstadt Richard I | CFO | A - Grant | $2.69 | +4,621 | 45.0K | +11% | +$12.4K |
| D | 2024-02-01 | 2024-01-30 | ALT | Eisenstadt Richard I | CFO | F - Tax | $9.80 | -2,175 | 40.4K | -5% | -$21.3K |
| D | 2024-02-01 | 2024-01-30 | ALT | Eisenstadt Richard I | CFO | M - OptEx | $0.00 | +9,275 | 42.6K | +28% | $0 |
| D | 2024-02-01 | 2024-01-31 | ALT | Garg Vipin K | Pres, CEO, Dir | A - Grant | $2.69 | +7,889 | 272.2K | +3% | +$21.2K |
| D | 2024-02-01 | 2024-01-30 | ALT | Garg Vipin K | Pres, CEO, Dir | F - Tax | $9.80 | -11.7K | 264.3K | -4% | -$114.6K |
| D | 2024-02-01 | 2024-01-30 | ALT | Garg Vipin K | Pres, CEO, Dir | M - OptEx | $0.00 | +26.8K | 276.0K | +11% | $0 |
| 2024-02-01 | 2024-01-31 | ALT | Jordt Raymond M | Chief Business Off | A - Grant | $2.69 | +5,030 | 13.7K | +58% | +$13.5K | |
| D | 2024-01-04 | 2024-01-01 | ALT | Jordt Raymond M | Chief Business Off | M - OptEx | $0.00 | +9,375 | 11.2K | +512% | $0 |
| D | 2024-01-04 | 2024-01-01 | ALT | Jordt Raymond M | Chief Business Off | F - Tax | $11.25 | -2,503 | 8,704 | -22% | -$28.2K |
| D | 2024-01-02 | 2023-12-29 | ALT | Eisenstadt Richard I | CFO | F - Tax | $11.25 | -3,044 | 33.3K | -8% | -$34.2K |
| D | 2024-01-02 | 2023-12-29 | ALT | Eisenstadt Richard I | CFO | M - OptEx | $0.00 | +12.5K | 36.3K | +52% | $0 |
| I | 2023-08-15 | 2023-08-15 | ALT | Drutz David | Dir | P - Purchase | $2.88 | +300 | 29.8K | +1% | +$864 |
| 2023-08-02 | 2023-07-31 | ALT | Roberts M Scot | CSO | A - Grant | $2.81 | +568 | 20.4K | +3% | +$1,596 | |
| 2023-08-02 | 2023-07-31 | ALT | Jordt Raymond M | Chief Business Off | A - Grant | $2.81 | +1,832 | 1,832 | New | +$5,148 | |
| 2023-08-02 | 2023-07-31 | ALT | Harris Matthew Scott | Chief Medical Off | A - Grant | $2.81 | +691 | 34.0K | +2% | +$1,942 | |
| 2023-08-02 | 2023-07-31 | ALT | Eisenstadt Richard I | CFO | A - Grant | $2.81 | +1,825 | 23.8K | +8% | +$5,128 | |
| 2023-08-02 | 2023-07-31 | ALT | Garg Vipin K | Pres, CEO, Dir | A - Grant | $2.81 | +126 | 249.3K | +0.1% | +$354.06 |
Purchase Sale Sale after option exercise All abbreviations