Arkolith/Insider Trading/CENX/Form 4

Hafberg Agust F

SVP & Chief Commercial OfficerCENTURY ALUMINUM CO (CENX) · full profile →Form 4 · filed Jan 5, 2026
No Open-Market Flow
Open-Market Buys
$0
Open-Market Sells
$0
Net Open-Market Flow
$0
Transactions
4
4 non-derivative · 0 derivative

Non-Derivative Transactions (Table I)

DateActionSharesPriceValueOwned After
Jan 1, 2026Grant(A)5K—$068K
Dec 31, 2025Grant(A)31K—$086K
Dec 31, 2025Tax withholding(F)16K$39.18$612K71K
Dec 31, 2025Tax withholding(F)8K$39.18$306K63K

Transaction Codes

A
Grant / award
F
Shares withheld for taxes

Data Source & Provenance

Parsed from a single SEC EDGAR Form 4 filing (accession 0001628280-26-000570) within minutes of acceptance. Every field above traces to the original document. Verify it directly:

View original filing on SEC.govRaw Form 4 XML