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Calloway Kenneth L

SEC insider (Form 3/4/5 filer). CIK 0002014963. SVP, Human Resources at CENTURY ALUMINUM CO (CENX). 10 reported Form 4/5 transactions since Sep 2024; latest on Mar 12, 2026. Located in CHICAGO, IL.

Companies Calloway Kenneth L has filed insider reports for

  • CENTURY ALUMINUM CO (CENX): Officer, SVP, Human Resources
Calloway Kenneth L profile photo

Calloway Kenneth L

CIK: 0002014963

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)2 (20.0%)

Position reduction

Option Exercises (M)0 (0.0%)

Derivative conversions

Awards (A)4 (40.0%)

Compensation grants

Other (G, F, J, C, D, …)4 (40.0%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

CENTURY ALUMINUM CO logo
CENX

CENTURY ALUMINUM CO

Officer

Discretionary Trading P&L

Holdings

Transaction History (10 total)

  • CENTURY ALUMINUM CO logo
    CENX

    CENTURY ALUMINUM CO

    Mar 12, 2026
    Sale
    Direct
    18K shares at avg. $58.00$1.0M
  • CENTURY ALUMINUM CO logo
    CENX

    CENTURY ALUMINUM CO

    Jan 1, 2026
    Award
    Direct
    5.2K shares-
  • CENTURY ALUMINUM CO logo
    CENX

    CENTURY ALUMINUM CO

    Dec 31, 2025
    Tax Payment
    Direct
    3.7K shares at avg. $39.18$146K
  • CENTURY ALUMINUM CO logo
    CENX

    CENTURY ALUMINUM CO

    Dec 31, 2025
    Award
    Direct
    18.2K shares-
  • CENTURY ALUMINUM CO logo
    CENX

    CENTURY ALUMINUM CO

    Dec 31, 2025
    Tax Payment
    Direct
    5.5K shares at avg. $39.18$214K
  • CENTURY ALUMINUM CO logo
    CENX

    CENTURY ALUMINUM CO

    Sep 19, 2025
    Sale
    Direct
    16.5K shares at avg. $27.50$452K
  • CENTURY ALUMINUM CO logo
    CENX

    CENTURY ALUMINUM CO

    Jan 1, 2025
    Award
    Direct
    7.8K shares-
  • CENTURY ALUMINUM CO logo
    CENX

    CENTURY ALUMINUM CO

    Dec 31, 2024
    Award
    Direct
    7.3K shares-
  • CENTURY ALUMINUM CO logo
    CENX

    CENTURY ALUMINUM CO

    Dec 31, 2024
    Tax Payment
    Direct
    3.3K shares at avg. $18.22$60K
  • CENTURY ALUMINUM CO logo
    CENX

    CENTURY ALUMINUM CO

    Dec 31, 2024
    Tax Payment
    Direct
    1.1K shares at avg. $18.22$20K

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