Form 4 for CENX CENTURY ALUMINUM CO

Accepted 2025-01-03 00:00:00 ET · period of report 2024-12-31 · accession 0000949157-25-000012 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
M	2025-01-03	2024-12-31+	CENX	Hafberg Agust F	SVP, Chief Commercial Off	A - Grant	$0.00	+22.1K	66.7K	+50%	$0
M	2025-01-03	2024-12-31	CENX	Hafberg Agust F	SVP, Chief Commercial Off	F - Tax	$18.22	-9,716	59.4K	-14%	-$177.0K

Purchase Sale Sale after option exercise All abbreviations

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Common Stock	2025-01-01	A	A	7,787	$0.00	64,753	D	—	—	(F4) Represents TVSUs granted to the Reporting Person in connection with the Issuer's 2025-2027 Long-Term Incentive Plan under Rule 16b-3(d), all of which will vest on December 31, 2027, subject to the Plan's terms and conditions. (F5) Includes unvested TVSUs granted to the Reporting Person under the Issuer's Long-Term Incentive Plans.
2	Common	Common Stock	2024-12-31	F	D	2,481	$18.22	56,966	D	—	—	(F3) Shares withheld by the Issuer to satisfy tax obligations in connection with the vesting of TVSUs previously granted to the Reporting Person on January 1, 2022.
3	Common	Common Stock	2024-12-31	F	D	7,235	$18.22	59,447	D	—	—	(F2) Shares withheld by the Issuer to satisfy tax obligations in connection with the vesting of PSUs granted to the Reporting Person.
4	Common	Common Stock	2024-12-31	A	A	14,304	$0.00	66,682	D	—	—	(F1) Represents shares of common stock acquired by the Reporting Person upon the vesting of PSUs granted in connection with the Issuer's 2022-2024 Long-Term Incentive Plan under Rule 16b-3(d).