Arkolith/Insider Trading/AMTM/Form 4

Heller John E.

Chief Executive Officer, DirectorAmentum Holdings, Inc. (AMTM) · full profile →Form 4 · filed Jan 29, 2026
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
Jan 28, 2026Option exercise(M)52K——386K
Jan 28, 2026Tax withholding(F)20K$35.71$706K366K

Derivative Transactions (Table II)

DateActionSharesPriceValueOwned After
Jan 28, 2026Option exercise(M)52K—$0104K

Transaction Codes

M
Option exercise / conversion
F
Shares withheld for taxes

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001628280-26-004144) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML