Arkolith/Insider Trading/ALT/Form 4

Roberts M Scot

Chief Scientific OfficerAltimmune, Inc. (ALT) · full profile →Form 4 · filed Feb 3, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
7
5 non-derivative · 2 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Feb 2, 2026Tax withholding(F)2K$5.55$13K113K
Feb 2, 2026Option exercise(M)8K—$0115K
Jan 31, 2026Grant(A)6K$3.07$17K107K
Jan 30, 2026Option exercise(M)9K—$0105K
Jan 30, 2026Tax withholding(F)3K$5.60$16K102K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Feb 2, 2026Option exercise(M)8K—$00
Jan 30, 2026Option exercise(M)9K—$09K

Transaction Codes

F
Shares withheld for taxes
M
Option exercise / conversion
A
Grant / award

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001705905-26-000006) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML