CENTURY ALUMINUM CO (CENX) has 133 open-market insider trades by 38 insiders since 2006. The most active filer is Michael A. Bless, CEO & President.
| Name | Title | Tier | Trades | Value | Last Trade |
|---|---|---|---|---|---|
| International Ag Glencore | 10% Owner | — | 6 | $564.9M | 2025-11-10 |
| Ag Glencore | 10% | — | 2 | $334.2M | 2026-03-04 |
| Investment Pty Ltd. Glencore | 10% | — | 1 | $59.6M | 2009-05-04 |
| Michael A. Bless | CEOPres | — | 23 | $10.7M | 2021-03-03 |
| Jesse E. Gary | CEOPres | — | 10 | $9.8M | 2026-03-16 |
| Craig A. Davis | Dir | — | 6 | $5.6M | 2007-11-28 |
| John DeZee | CLOVP | — | 2 | $4.2M | 2026-02-23 |
| Gunnar Gudlaugsson | VP | — | 3 | $3.0M | 2026-02-25 |
| Logan W. Kruger | Pres | — | 8 | $2.7M | 2011-03-22 |
| Michelle Harrison | VPTreasurer | — | 4 | $1.8M | 2023-01-01 |
| Insider | Title | Type | Value | Date |
|---|---|---|---|---|
| Peter A. Trpkovski | CFO & VP | Sell | $845K | 2026-03-25 |
| Jesse E. Gary | CEO & President | Sell | $8.3M | 2026-03-16 |
| Kenneth L. Calloway | SVP & Human Resources | Sell | $1.0M | 2026-03-12 |
| Robert F. Hoffman | SVP & IT and CAO | Sell | $595K | 2026-03-11 |
| Ag Glencore | 10% | Sell | $326.8M | 2026-03-04 |
| Robert F. Hoffman | SVP & IT and CAO | Sell | $563K |
Companies that share insiders with CENX, and sector peers with recent insider buying. Related by who files, not by how the stocks move.
| 2026-03-04 |
| Matt Aboud | SVP & Strategy & Business Dev't | Sell | $793K | 2026-03-02 |
| Agust F. Hafberg | SVP & Chief Commercial Officer | Sell | $1.2M | 2026-02-27 |
| Gunnar Gudlaugsson | EVP - Global Operations | Sell | $2.3M | 2026-02-25 |
| John DeZee | Secretary & EVP | Sell | $3.3M | 2026-02-23 |
| Jesse E. Gary | President | Sell | $7.2M | 2026-01-23 |
| International Ag Glencore | 10% Owner | Sell | $272.3M | 2025-11-10 |
| Agust F. Hafberg | CCO & VP | Sell | $530K | 2025-09-26 |
| Kenneth L. Calloway | VP | Sell | $452K | 2025-09-19 |
| Matt Aboud | VP | Sell | $560K | 2025-08-12 |