InsiderTrades

Form 4 for ALT Altimmune, Inc.

Accepted 2025-02-03 00:00:00 ET · period of report 2025-01-30 · accession 0001104659-25-008770 · 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
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 Roberts M Scot CSO M - OptEx $0.00 +23.2K 0 New $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock, par value $0.0001 2025-01-30 M A 9,275 $0.00 62,921 D — — (F2) Vesting transaction: Shares surrendered to the Issuer solely to cover taxes associated with vesting of RSUs.
2 Common Common Stock, par value $0.0001 2025-01-30 F D 2,709 $7.00 60,212 D — —
3 Common Common Stock, par value $0.0001 2025-01-31 A A 3,184 $5.18 63,396 D — — (F4) In accordance with the ESPP, these shares were purchased based on 85% of the closing price of the Issuer's common stock on August 1, 2024.
4 Common Common Stock, par value $0.0001 2025-02-02 F D 2,316 $6.64 73,220 D — —
5 Common Common Stock, par value $0.0001 2025-02-01 F D 1,801 $6.64 67,761 D — —
6 Common Common Stock, par value $0.0001 2025-02-02 M A 7,775 $0.00 75,536 D — — (F2) Vesting transaction: Shares surrendered to the Issuer solely to cover taxes associated with vesting of RSUs.
7 Common Common Stock, par value $0.0001 2025-02-01 M A 6,166 $0.00 69,562 D — — (F2) Vesting transaction: Shares surrendered to the Issuer solely to cover taxes associated with vesting of RSUs.
8 Derivative Restricted Stock Units 2025-01-30 M A 9,275 $0.00 18,550 D — · — to — 9,275 Common Stock, par value $0.0001 (F1) Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of Common Stock, par value $0.0001, when vested. (F5) The RSUs vest in substantially equal annual installments over the 4 years following January 30, 2023, subject to the reporting person's continued service through the applicable vesting date, and have no expiration date
9 Derivative Restricted Stock Units 2025-02-02 M A 7,775 $0.00 7,775 D — · — to — 7,775 Common Stock, par value $0.0001 (F1) Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of Common Stock, par value $0.0001, when vested. (F7) The RSUs vest in substantially equal annual installments over the 4 years following February 2, 2022, subject to the reporting person's continued service through the applicable vesting date, and have no expiration date
10 Derivative Restricted Stock Units 2025-02-01 M A 6,166 $0.00 0 D — · — to — 6,166 Common Stock, par value $0.0001 (F1) Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of Common Stock, par value $0.0001, when vested. (F6) The RSUs vest in substantially equal annual installments over the 4 years following February 1, 2021, subject to the reporting person's continued service through the applicable vesting date, and have no expiration date.