Peter A. Trpkovski - Dec 28, 2023 Form 4 Insider Report for CENTURY ALUMINUM CO (CENX)

Role
SVP, Finance and Treasurer
Signature
/s/ Paul Sharobeem, as attorney in fact for Peter A. Trpkovski
Stock symbol
CENX
Transactions as of
Dec 28, 2023
Transactions value $
-$183,596
Form type
4
Date filed
1/2/2024, 04:55 PM
Previous filing
Jul 3, 2023
Next filing
Feb 13, 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction CENX Common Stock Sale -$171K -13.9K -24.88% $12.32 42K Dec 28, 2023 Direct
transaction CENX Common Stock Tax liability -$12.2K -1.01K -2.4% $12.14 41K Dec 31, 2023 Direct F1
transaction CENX Common Stock Award $0 +11.8K +28.89% $0.00 52.8K Jan 1, 2024 Direct F2, F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Shares withheld by the Issuer to satisfy tax obligations in connection with the vesting of TVSUs previously granted to the Reporting Person on March 26, 2021.
F2 Represents TVSUs granted to the Reporting Person in connection with the Issuer's 2024-2026 Long-Term Incentive Plan under Rule 16b-3(d), all of which will vest on December 31, 2026, subject to the Plan's terms and conditions.
F3 Includes unvested TVSUs granted to the Reporting Person under the Issuer's Long-Term Incentive Plans.