Durso Jerome Benedict
SEC insider (Form 3/4/5 filer). CIK 0001698665. President and CEO at Altimmune, Inc. (ALT). 8 reported Form 4/5 transactions since Sep 2024; latest on Aug 13, 2026. Located in GAITHERSBURG, MD.
Companies Durso Jerome Benedict has filed insider reports for
- Altimmune, Inc. (ALT): Director, Officer, President and CEO
Durso Jerome Benedict
CIK: 0001698665
Transaction Breakdown
High conviction signal
Position reduction
Derivative conversions
Compensation grants
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
Altimmune, Inc.
Discretionary Trading P&L
Holdings
Transaction History (8 total)
- Aug 13, 2026ALT
Altimmune, Inc.
PurchaseDirect15K shares at avg. $2.95$44K - Apr 1, 2026ALT
Altimmune, Inc.
PurchaseDirect15K shares at avg. $3.14$47K - Mar 6, 2026ALT
Altimmune, Inc.
PurchaseDirect20K shares at avg. $3.54$71K - Dec 22, 2025ALT
Altimmune, Inc.
PurchaseDirect12.5K shares at avg. $4.13$52K - Dec 1, 2025ALT
Altimmune, Inc.
AwardDirectStock Options (option to buy)
1.8M shares- - Dec 1, 2025ALT
Altimmune, Inc.
AwardDirectRestricted Stock Units
633.7K shares- - Sep 25, 2025ALT
Altimmune, Inc.
AwardDirectStock Options (option to buy)
48.8K shares- - Feb 24, 2025ALT
Altimmune, Inc.
AwardDirectStock Options (option to buy)
69.8K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Aug 13, 2026 | ALT Altimmune, Inc. | Purchase | 15,000 | $2.95 | $44,250 | Direct |
| Apr 1, 2026 | ALT Altimmune, Inc. | Purchase | 15,000 | $3.14 | $47,100 | Direct |
| Mar 6, 2026 | ALT Altimmune, Inc. | Purchase | 20,000 | $3.54 | $70,790 | Direct |
| Dec 22, 2025 | ALT Altimmune, Inc. | Purchase | 12,500 | $4.13 | $51,569 | Direct |
| Dec 1, 2025 | ALT Altimmune, Inc. | Award Stock Options (option to buy) | 1,824,400 | - | - | Direct |
| Dec 1, 2025 | ALT Altimmune, Inc. | Award Restricted Stock Units | 633,700 | - | - | Direct |
| Sep 25, 2025 | ALT Altimmune, Inc. | Award Stock Options (option to buy) | 48,800 | - | - | Direct |
| Feb 24, 2025 | ALT Altimmune, Inc. | Award Stock Options (option to buy) | 69,800 | - | - | Direct |
1-8 of 8 transactions