Harris Matthew Scott
Insider CIK 1787762 · ALT Chief Medical Officer, Director
Trades across companies
| Ticker | Code | Trade | Filed | Shares | Price | Value | Owned after | |
|---|---|---|---|---|---|---|---|---|
| ALT Altimmune, Inc. | A Award | 2025-07-31 | 2025-08-04 | 2,018 | $3.14 | $6.3K | 16,087 | SEC↗ |
| ALT Altimmune, Inc. | G Gift | 2025-03-07 | 2025-03-11 | 67,787 | — | $0 | 14,069 | SEC↗ |
| ALT Altimmune, Inc. | M Exercise deriv | 2025-02-02 | 2025-02-03 | 7,775 | — | $0 | 7,775 | SEC↗ |
| ALT Altimmune, Inc. | M Exercise | 2025-02-02 | 2025-02-03 | 7,775 | — | $0 | 84,564 | SEC↗ |
| ALT Altimmune, Inc. | F Tax w/h | 2025-02-02 | 2025-02-03 | 2,708 | $6.64 | $18.0K | 81,856 | SEC↗ |
| ALT Altimmune, Inc. | M Exercise deriv | 2025-02-01 | 2025-02-03 | 6,166 | — | $0 | 0 | SEC↗ |
| ALT Altimmune, Inc. | F Tax w/h | 2025-02-01 | 2025-02-03 | 2,109 | $6.64 | $14.0K | 76,789 | SEC↗ |
| ALT Altimmune, Inc. | M Exercise | 2025-02-01 | 2025-02-03 | 6,166 | — | $0 | 78,898 | SEC↗ |
| ALT Altimmune, Inc. | A Award | 2025-01-31 | 2025-02-03 | 1,905 | $5.18 | $9.9K | 72,732 | SEC↗ |
| ALT Altimmune, Inc. | M Exercise deriv | 2025-01-30 | 2025-02-03 | 9,275 | — | $0 | 18,550 | SEC↗ |
| ALT Altimmune, Inc. | F Tax w/h | 2025-01-30 | 2025-02-03 | 3,173 | $7.00 | $22.2K | 70,827 | SEC↗ |
| ALT Altimmune, Inc. | M Exercise | 2025-01-30 | 2025-02-03 | 9,275 | — | $0 | 74,000 | SEC↗ |
| ALT Altimmune, Inc. | A Award deriv | 2025-01-27 | 2025-01-28 | 63,400 | — | $0 | 63,400 | SEC↗ |
| ALT Altimmune, Inc. | A Award deriv | 2025-01-27 | 2025-01-28 | 183,600 | — | $0 | 183,600 | SEC↗ |
| ALT Altimmune, Inc. | M Exercise deriv | 2025-01-25 | 2025-01-28 | 14,600 | — | $0 | 43,800 | SEC↗ |
| ALT Altimmune, Inc. | M Exercise | 2025-01-25 | 2025-01-28 | 14,600 | — | $0 | 69,719 | SEC↗ |
| ALT Altimmune, Inc. | F Tax w/h | 2025-01-25 | 2025-01-28 | 4,994 | $6.98 | $34.9K | 64,725 | SEC↗ |
| ALT Altimmune, Inc. | A Award | 2024-07-31 | 2024-08-01 | 1,486 | $5.41 | $8.0K | 55,119 | SEC↗ |
| ALT Altimmune, Inc. | M Exercise deriv | 2024-02-02 | 2024-02-05 | 7,775 | — | $0 | 15,550 | SEC↗ |
| ALT Altimmune, Inc. | F Tax w/h | 2024-02-02 | 2024-02-05 | 2,332 | $9.32 | $21.7K | 53,633 | SEC↗ |
| ALT Altimmune, Inc. | M Exercise | 2024-02-02 | 2024-02-05 | 7,775 | — | $0 | 55,965 | SEC↗ |
| ALT Altimmune, Inc. | M Exercise deriv | 2024-02-01 | 2024-02-05 | 6,166 | — | $0 | 6,166 | SEC↗ |
| ALT Altimmune, Inc. | F Tax w/h | 2024-02-01 | 2024-02-05 | 1,801 | $9.88 | $17.8K | 48,190 | SEC↗ |
| ALT Altimmune, Inc. | M Exercise | 2024-02-01 | 2024-02-05 | 6,166 | — | $0 | 49,991 | SEC↗ |
| ALT Altimmune, Inc. | A Award | 2024-01-31 | 2024-02-01 | 3,257 | $2.69 | $8.8K | 43,825 | SEC↗ |
| ALT Altimmune, Inc. | M Exercise deriv | 2024-01-30 | 2024-02-01 | 9,275 | — | $0 | 27,825 | SEC↗ |
| ALT Altimmune, Inc. | F Tax w/h | 2024-01-30 | 2024-02-01 | 2,709 | $9.80 | $26.5K | 40,568 | SEC↗ |
| ALT Altimmune, Inc. | M Exercise | 2024-01-30 | 2024-02-01 | 9,275 | — | $0 | 43,277 | SEC↗ |
| ALT Altimmune, Inc. | A Award deriv | 2024-01-25 | 2024-01-29 | 58,400 | — | $0 | 58,400 | SEC↗ |
| ALT Altimmune, Inc. | A Award deriv | 2024-01-25 | 2024-01-29 | 163,200 | — | $0 | 163,200 | SEC↗ |
| ALT Altimmune, Inc. | A Award | 2023-07-31 | 2023-08-02 | 691 | $2.81 | $1.9K | 34,002 | SEC↗ |
| ALT Altimmune, Inc. | P Buy | 2023-03-23 | 2023-03-23 | 10,000 | $4.22 | $42.2K | 33,311 | SEC↗ |
| ALT Altimmune, Inc. | M Exercise deriv | 2023-02-02 | 2023-02-06 | 7,775 | — | $0 | 23,325 | SEC↗ |
| ALT Altimmune, Inc. | F Tax w/h | 2023-02-02 | 2023-02-06 | 2,364 | $15.04 | $35.6K | 23,311 | SEC↗ |
| ALT Altimmune, Inc. | M Exercise | 2023-02-02 | 2023-02-06 | 7,775 | — | $0 | 25,675 | SEC↗ |
| ALT Altimmune, Inc. | M Exercise deriv | 2023-02-01 | 2023-02-02 | 6,166 | — | $0 | 12,332 | SEC↗ |
| ALT Altimmune, Inc. | M Exercise | 2023-02-01 | 2023-02-02 | 6,166 | — | $0 | 20,083 | SEC↗ |
| ALT Altimmune, Inc. | F Tax w/h | 2023-02-01 | 2023-02-02 | 2,183 | $13.78 | $30.1K | 17,900 | SEC↗ |
| ALT Altimmune, Inc. | A Award | 2023-01-31 | 2023-02-02 | 1,296 | $10.21 | $13.2K | 13,917 | SEC↗ |
| ALT Altimmune, Inc. | A Award deriv | 2023-01-30 | 2023-02-01 | 37,100 | — | $0 | 37,100 | SEC↗ |
| ALT Altimmune, Inc. | A Award deriv | 2023-01-30 | 2023-02-01 | 105,000 | — | $0 | 105,000 | SEC↗ |
| ALT Altimmune, Inc. | A Award | 2022-07-31 | 2022-08-03 | 1,076 | $6.86 | $7.4K | 12,621 | SEC↗ |
| ALT Altimmune, Inc. | M Exercise deriv | 2022-02-28 | 2022-03-02 | 30,000 | — | $0 | 31,400 | SEC↗ |
| ALT Altimmune, Inc. | S Sale | 2022-02-28 | 2022-03-02 | 30,000 | $7.52 | $225.6K | 11,545 | SEC↗ |
| ALT Altimmune, Inc. | M Exercise | 2022-02-28 | 2022-03-02 | 30,000 | $1.92 | $57.6K | 41,545 | SEC↗ |
| ALT Altimmune, Inc. | A Award deriv | 2022-02-02 | 2022-02-03 | 91,600 | — | $0 | 91,600 | SEC↗ |
| ALT Altimmune, Inc. | A Award deriv | 2022-02-02 | 2022-02-03 | 31,100 | — | $0 | 31,100 | SEC↗ |
| ALT Altimmune, Inc. | M Exercise deriv | 2022-02-01 | 2022-02-03 | 6,166 | — | $0 | 18,498 | SEC↗ |
| ALT Altimmune, Inc. | F Tax w/h | 2022-02-01 | 2022-02-03 | 2,183 | $7.98 | $17.4K | 11,545 | SEC↗ |
| ALT Altimmune, Inc. | M Exercise | 2022-02-01 | 2022-02-03 | 6,166 | — | $0 | 13,728 | SEC↗ |
| ALT Altimmune, Inc. | A Award | 2022-01-31 | 2022-02-03 | 1,800 | $6.86 | $12.3K | 7,562 | SEC↗ |
| ALT Altimmune, Inc. | A Award | 2021-07-31 | 2021-08-06 | 725 | $7.71 | $5.6K | 5,762 | SEC↗ |
| ALT Altimmune, Inc. | A Award deriv | 2021-02-01 | 2021-02-03 | 24,664 | — | $0 | 24,664 | SEC↗ |
| ALT Altimmune, Inc. | A Award deriv | 2021-02-01 | 2021-02-03 | 90,000 | — | $0 | 90,000 | SEC↗ |
| ALT Altimmune, Inc. | A Award | 2021-01-31 | 2021-02-03 | 968 | $12.14 | $11.8K | 5,037 | SEC↗ |
| ALT Altimmune, Inc. | S Sale | 2020-11-12 | 2020-11-13 | 4,015 | $10.02 | $40.2K | 4,069 | SEC↗ |
| ALT Altimmune, Inc. | A Award | 2020-07-31 | 2020-08-04 | 8,084 | $1.46 | $11.8K | 8,084 | SEC↗ |
| ALT Altimmune, Inc. | A Award deriv | 2020-01-02 | 2020-01-03 | 61,400 | — | $0 | 61,400 | SEC↗ |
| ALT Altimmune, Inc. | A Award deriv | 2019-09-09 | 2019-09-11 | 107,000 | — | $0 | 107,000 | SEC↗ |