Form 4 for CENX CENTURY ALUMINUM CO

Accepted 2023-01-04 00:00:00 ET · period of report 2022-12-30 · accession 0000949157-23-000015 · 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	2023-01-04	2022-12-30	CENX	Harrison Michelle	SVP Fin, Treas	F - Tax	$8.18	-10.3K	71.9K	-13%	-$84.3K
M	2023-01-04	2022-12-30+	CENX	Harrison Michelle	SVP Fin, Treas	A - Grant	$0.00	+25.3K	80.9K	+45%	$0

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	2022-12-30	F	D	4,491	$8.18	67,383	D	—	—	(F3) Shares withheld by the Issuer to satisfy tax obligations in connection with the vesting of Restricted Stock Units (RSUs) previously granted to the Reporting Person on January 2, 2020.
2	Common	Common Stock	2022-12-30	F	D	5,811	$8.18	71,874	D	—	—	(F2) Shares withheld by the Issuer to satisfy tax obligations in connection with the vesting of PSUs granted to the Reporting Person.
3	Common	Common Stock	2022-12-30	A	A	11,720	$0.00	77,685	D	—	—	(F1) Represents shares of common stock acquired by the Reporting Person upon the vesting of Performance Share Units (PSUs) granted in connection with the Issuer's 2020-2022 Long-Term Incentive Plan under Rule 16b-3(d).
4	Common	Common Stock	2023-01-01	A	A	13,564	$0.00	80,947	D	—	—	(F4) Represents RSUs granted to the Reporting Person in connection with the Issuer's 2023-2025 Long-Term Incentive Plan under Rule 16b-3(d), all of which will vest on December 31, 2025, subject to the Plan's terms and conditions. (F5) Includes unvested RSUs granted to the Reporting Person pursuant to Issuer's 2021-2023, 2022-2024 and 2023-2025 Long-Term Incentive Plans under Rule 16b-3(d).