Arkolith/Insider Trading/AMTM/Form 4

Arnette Stephen A

Chief Operating OfficerAmentum Holdings, Inc. (AMTM) · full profile →Form 4 · filed Nov 19, 2025
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
4
3 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Nov 17, 2025Tax withholding(F)287$21.49$6K47K
Nov 17, 2025Option exercise(M)1K——47K
Nov 17, 2025Grant(A)47K—$094K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Nov 17, 2025Option exercise(M)1K—$00

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 0001628280-25-053268) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML