InsiderTrades

Form 4 for ALT Altimmune, Inc.

Accepted 2025-03-11 00:00:00 ET · period of report 2025-03-07 · accession 0001104659-25-022550 · 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
2025-03-11 2025-03-07 ALT Harris Matthew Scott Chief Medical Off G - Gift $0.00 -67.8K 14.1K -83% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock, par value $0.0001 2025-03-07 G D 67,787 $0.00 14,069 D — — (F1) On March 7, 2025, the reporting person transferred 67,787 shares of common stock to the Matthew Scott Harris Trust for no consideration. The reporting person is trustee of the trust, and the reporting person and members of his immediate family are the sole beneficiaries of the trust. The reporting person remains the beneficial owner of the securities held by the trust.