InsiderTrades

Form 4 for ALT Altimmune, Inc.

Accepted 2026-08-13 16:05:06 ET · period of report 2026-08-13 · accession 0001698665-26-000007 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
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

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock, par value $0.0001 2026-08-13 P A 15,000 $2.95 62,500 D — —