Company: CENX
Filing Date: 2025-05-08
Form Type: 10-Q
Source: 0000949157-25-000035
Chunk: 7

Company: CENTURY ALUMINUM CO
Filing Date: 2025-05-08
Form: 10-Q
Item: Part II, Item 2
Chunk 7
---
 determine accurately the precise net profit attributable to such contracts.

The contracts disclosed above do not violate applicable sanctions laws administered by the U.S. Department of the Treasury, Office of Foreign Assets Control, and are not the subject of any enforcement action under Iran sanction laws.

The non-U.S. Stockholder Affiliates expect to continue to engage in similar activities in the future in compliance with applicable economic sanctions and in conformity with U.S. secondary sanctions.

The Company and its global subsidiaries had no transactions or activities requiring disclosure under ITRA, nor were we involved in the transactions described in this section. As of the date of this report, the Company is not aware of any other activity, transaction or dealing by it or any of its affiliates during the quarter ended March 31, 2025, that requires disclosure in this report under Section 13(r) of the Exchange Act.

Rule 10b5-1 Trading Plans

During the quarter ended March 31, 2025, none of the Company's directors or executive officers adopted or terminated any contract, instruction or written plan for the purchase or sale of Company securities that was intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) or any "non-Rule 10b5-1 trading arrangement" as defined in Item 408 of Regulation S-K.

37

Table of Contents

Item 6.  Exhibits

Exhibit NumberDescription of ExhibitIncorporated by ReferenceFiled HerewithFormFile No.Filing Date31.1Rule 13a-14(a)/15d-14(a) Certification of the Chief Executive OfficerX31.2Rule 13a-14(a)/15d-14(a) Certification of the Principal Financial OfficerX32.1Section 1350 Certification (pursuant to Sarbanes-Oxley Section 906) by Chief Executive OfficerX32.2Section 1350 Certification (pursuant to Sarbanes-Oxley Section 906) by Principal Financial OfficerX101.INSXBRL Instance Document - the instance document does not appear in the Interactive Data File because its XBRL tags are embedded within the Inline XBRL document101.SCHInline XBRL Taxonomy Extension SchemaX101.CALInline XBRL Taxonomy Extension Calculation LinkbaseX101.DEFInline XBRL Taxonomy Extension Definition LinkbaseX101.LABInline XBRL Taxonomy Extension Label LinkbaseX101.PREInline XBRL Taxonomy Extension Presentation LinkbaseX104Cover Page Interactive Data File (embedded within