CENTURY ALUMINUM CO (CENX) — Insider Trading

AI-Powered SEC Filing Analysis

Latest Insider Trading Filed: 2026-03-27

Key Insights

Peter A. Trpkovski, the Executive Vice President and CFO of Century Aluminum Co., sold 16,739 shares of the company's common stock on March 25, 2026 at a weighted average price of $50.51.
Following the transaction, Trpkovski still holds 64,125 shares, including unvested restricted stock units (RSUs), indicating he maintains a significant ownership stake in the company.
The sale could suggest Trpkovski is taking some profits, but his remaining ownership position suggests he still has confidence in the company's long-term prospects.

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Earlier Insider Trading filings

Filed: 2026-03-17

The reporting person, who is the President and CEO of Century Aluminum Co., has sold 150,000 shares of common stock, reducing their direct ownership to 142,580 shares.
The shares were sold pursuant to a Rule 10b5-1 trading plan that has now been completed, indicating a planned sale rather than an opportunistic one.
The reporting person still holds 277,227 shares, including unvested RSUs, suggesting they maintain a significant ownership stake in the company.

Filed: 2026-03-04

Glencore International AG, a 10% owner of Century Aluminum Co (CENX), has disposed of 6,315,245 shares, reducing its direct ownership to 12,184,755 shares.
The transaction was executed on March 4, 2026 at a price of $51.75 per share.
The reduction in Glencore's ownership stake may signal a shift in the company's investment strategy or portfolio allocation for Century Aluminum.

Filed: 2026-03-03

The reporting person, Agust F. Hafberg, who is the SVP & Chief Commercial Officer of Century Aluminum Co (CENX), sold 22,884 shares of common stock on February 27, 2026 at an average price of $51.24 per share.
Following the reported transaction, the reporting person beneficially owns 45,059 shares of common stock, which includes unvested restricted stock units (RSUs) granted under the company's Long-Term Incentive Plans.
The sale of a significant number of shares by a senior executive may indicate potential concerns about the company's future performance or a desire to diversify personal holdings.

Filed: 2026-02-27

Gunnar Gudlaugsson, the EVP of Global Operations at Century Aluminum Company (CENX), has sold 43,000 shares of the company's common stock at $54.10 per share.
Gudlaugsson's remaining beneficial ownership in CENX is 136,393 shares, including unvested restricted stock units (RSUs) granted under the company's Long-Term Incentive Plans.
The transaction indicates that a key executive has reduced their position in the company, which could signal a shift in their confidence or outlook for the business.

Filed: 2026-02-11

Peter A. Trpkovski, the EVP and CFO of Century Aluminum Company (CENX), disposed of 4,240 shares to satisfy tax obligations related to the vesting of restricted stock units (RSUs).
Trpkovski's beneficial ownership of CENX shares decreased from 85,104 to 80,864 shares following the transaction, indicating he still maintains a substantial stake in the company.
The transaction was executed on February 9, 2026, and filed with the SEC on February 11, 2026, providing timely disclosure to investors.

Filed: 2026-01-23

Jesse E. Gary, the President and CEO of Century Aluminum Co (CENX), transferred a significant number of shares (314,611) to a self-settled, revocable trust for estate planning purposes, while retaining beneficial ownership over the shares.
Gary also sold 150,000 shares of CENX stock at a weighted average price of $48.19, likely for personal financial reasons.
The reported transactions were executed pursuant to a Rule 10b5-1 trading plan, which suggests pre-planned and non-discretionary sales by an insider.

Filed: 2026-01-05

Matt Aboud, SVP of Strategy & Business Development, acquired 36,550 shares of CENX common stock through vested performance share units (PSUs) on 12/31/2025.
Aboud also disposed of 16,485 and 8,243 shares to cover tax obligations related to the vesting of the PSUs and restricted stock units (RSUs), respectively.
Aboud was granted 5,529 additional RSUs on 01/01/2026, which will vest on 12/31/2028, further aligning his interests with shareholders.

Filed: 2026-01-05

The reporting person, Jesse E. Gary, the President and CEO of Century Aluminum Co., has acquired a significant number of the company's shares through vesting of performance stock units (PSUs) and restricted stock units (RSUs) granted under the company's long-term incentive plans.
Gary has also disposed of a portion of the shares to cover tax obligations, indicating a potential need for liquidity, but he still maintains a substantial direct ownership stake in the company.
The granting of additional RSUs to Gary for the 2026-2028 period suggests the company's commitment to long-term incentive alignment with its top executive.

Filed: 2026-01-05

The filing indicates that Gunnar Gudlaugsson, EVP of Global Operations, acquired 82,794 shares of Century Aluminum's common stock through the vesting of performance share units (PSUs) under the company's long-term incentive plan.
The reporting person also had 41,886 and 20,943 shares withheld by the company to satisfy tax obligations related to the vesting of PSUs and restricted stock units (RSUs), respectively.
The filing also shows that Gudlaugsson was granted 15,624 RSUs that will vest on December 31, 2028, indicating continued equity incentives for the executive.

Filed: 2026-01-05

The reporting person, Agust F. Hafberg, acquired 30,878 shares of the company's common stock on December 31, 2025 through the vesting of performance share units (PSUs) granted under the 2023-2025 Long-Term Incentive Plan.
The reporting person disposed of 23,433 shares on December 31, 2025 to satisfy tax obligations related to the vesting of PSUs and restricted stock units (RSUs).
The reporting person was granted 5,238 RSUs on January 1, 2026 under the 2026-2028 Long-Term Incentive Plan, which will vest on December 31, 2028 subject to the plan's terms and conditions.

Filed: 2026-01-05

The reporting person, Peter A. Trpkovski, who is the EVP, CFO and Treasurer of Century Aluminum Company, has acquired 18,260 shares of common stock and 13,488 restricted stock units (RSUs) during the reported period.
Trpkovski has also disposed of 12,135 shares to cover tax obligations related to the vesting of performance stock units (PSUs) and RSUs.
The net increase in Trpkovski's beneficial ownership of Century Aluminum's common stock is 19,613 shares, indicating a positive outlook and confidence in the company's future performance.

Filed: 2026-01-05

The reporting person, Robert F. Hoffman, acquired 31,650 shares of Century Aluminum Company (CENX) common stock through the vesting of performance-based stock units (PSUs) under the company's long-term incentive plan.
Hoffman also had 12,455 and 6,228 shares withheld to satisfy tax obligations related to the vesting of PSUs and restricted stock units (RSUs), respectively.
Hoffman was granted 5,122 additional RSUs under the company's 2026-2028 long-term incentive plan, which will vest on December 31, 2028.

Filed: 2026-01-05

John DeZee, the EVP, General Counsel and Secretary of Century Aluminum Co (CENX), has acquired 54,042 shares of common stock through the vesting of performance stock units (PSUs) granted under the company's 2023-2025 Long-Term Incentive Plan.
DeZee has also had 21,163 and 11,971 shares withheld by the company to satisfy tax obligations in connection with the vesting of PSUs and restricted stock units (RSUs), respectively.
Additionally, DeZee has been granted 9,821 RSUs under the company's 2026-2028 Long-Term Incentive Plan, which will vest on December 31, 2028, subject to plan terms and conditions.

Other reports for CENTURY ALUMINUM CO

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Important Information

AI-generated analysis is for informational purposes only. Always read original SEC filings and consult with qualified professionals before making investment decisions.