Arkolith/Insider Trading/AMTM/Form 4

Arnette Stephen A

Chief Operating OfficerAmentum Holdings, Inc. (AMTM) · full profile →Form 4 · filed Nov 10, 2025
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
3
2 non-derivative · 1 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Nov 6, 2025Option exercise(M)13K——35K
Nov 6, 2025Tax withholding(F)3K$21.79$67K32K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Nov 6, 2025Option exercise(M)13K—$025K

Transaction Codes

M
Option exercise / conversion
F
Shares withheld for taxes

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001628280-25-051106) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML