Century Aluminum Co. planned insider sales
In the twelve months since 11 October 2025 insiders at Century Aluminum Co. filed 11 Form 144 notices of planned sales, 15.9 million shares worth $329.4 million at the time of filing, from 10 sellers. The latest, filed 9 June 2026: Berntzen Jarl (director), 93,387 shares worth $5.9 million, planned for around 9 June 2026 through Charles Schwab Corp.
| Filed | Seller | Relationship | Shares | Value | Planned sale | Broker | How acquired | Filing |
|---|---|---|---|---|---|---|---|---|
| 9 June 2026 | Berntzen Jarl | Director | 93,387 | $5.9 million | 9 June 2026 | Charles Schwab Corp | Open Market Purchase; Restricted Stock Award | Form 144 |
| 25 March 2026 | Trpkovski Peter A | Officer | 16,739 | $844,540 | 25 March 2026 | Wells Fargo Clearing Services | Compensation | Form 144 |
| 12 March 2026 | Calloway Kenneth L | Officer | 18,000 | $1.1 million | 12 March 2026 | Charles Schwab Corp | Restricted Stock Grant | Form 144 |
| 4 March 2026 | Glencore International AG | 10% Stockholder | 6,315,245 | $52 | 4 March 2026 | Citigroup Global Markets Inc | See Note (3) | Form 144 |
| 2 March 2026 | Hoffman Robert F | Officer | 20,529 | $1.1 million | 2 March 2026 | Charles Schwab & Co | Equity Compensation | Form 144 |
| 27 February 2026 | Aboud Matt | Officer | 30,097 | $1.5 million | 27 February 2026 | Charles Schwab Corp. | RSU | Form 144 |
| 25 February 2026 | Hafberg Agust F | Officer | 22,884 | $1.2 million | 25 February 2026 | Charles Schwab & Co | Restricted Stock Grant | Form 144 |
| 25 February 2026 | Gudlaugsson Gunnar | Officer | 43,000 | $2.3 million | 25 February 2026 | Charles Schwab Corp. | Restricted Stock Units | Form 144 |
| 23 February 2026 | DeZee John | Officer | 66,000 | $3.5 million | 23 February 2026 | Chalres Schwab Corp | LTIP 2019-2021 PSU; LTIP 2020-2022 PSU; LTIP 2020-2022 RSU; LTIP 2021-2023 PSU; LTIP 2021-2023 RSU; LTIP 2022-2024 PSU; LTIP 2022-2024 RSU | Form 144 |
| 23 January 2026 | Jesse E. Gary | President, CEO, Director | 300,000 | $14.5 million | 23 January 2026 | J.P. Morgan Securities LLC | RSU Vesting | Form 144 |
| 12 November 2025 | Glencore International AG | 10% Stockholder | 9,000,000 | $297.4 million | 10 November 2025 | Morgan Stanley & Co. LLC | See Note (3) | Form 144 |
A Form 144 is the notice an insider files with the SEC before selling restricted or control shares over the Rule 144 thresholds; it says what may be sold, not what was.
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Value is the filer's own aggregate market value. Whether the sale happened shows up later on Form 4, on the insiders page.Source
Form 144 filings on EDGAR for Century Aluminum Co.: the company's filing index, each notice read from its own XML.
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