Form 4 for CENX CENTURY ALUMINUM CO

Accepted 2025-01-03 00:00:00 ET · period of report 2024-12-31 · accession 0000949157-25-000004 · 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	Trpkovski Peter A	SVP, Fin, Treas	A - Grant	$0.00	+10.7K	54.2K	+24%	$0
M	2025-01-03	2024-12-31	CENX	Trpkovski Peter A	SVP, Fin, Treas	F - Tax	$18.22	-2,752	52.2K	-5%	-$50.1K

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	6,046	$0.00	57,537	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	703	$18.22	51,491	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	2,049	$18.22	52,194	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	4,624	$0.00	54,243	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).