CENTURY ALUMINUM CO (CENX)
Latest CENX Insider Trades
About CENTURY ALUMINUM CO (CENX)
Century Aluminum Co produces primary aluminum standard grade and value-added products. The firm operates smelter facilities in the United States and Iceland. The majority of revenue is generated from Glencore, which agreed to purchase nearly all of Century Aluminum's North American production. The company produces high purity aluminum, standard-grade aluminum sow and tee bars, and value-added billet and foundry products. The company also owns a carbon anode production facility in the Netherlands.
- CHICAGO, IL
- 2,906
- 1996
- XNAS
https://www.centuryaluminum.comSEC filings for CENX on EDGAR
90-Day SEC Filing Activity
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Grant or award | 5 | 10,860 | |
| Tax withholding / forfeiture | 1 | 652 |
Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
CENX Insider Transactions (Form 4)
3928 Form 4 filings on record, the earliest from Oct 2, 2024, newest first.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Jarl Berntzen - Director | Grant or award | Common Stock | 2,172 |
Recent CENX Form 8-K Filings
5Recent CENX Form 144 Notices of Proposed Sale
1A Form 144 is notice of an INTENDED sale, not a completed one. It often precedes the Form 4 that reports the trade actually happening.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| - | - | - | - | View on EDGAR |
CENX Insider Trading - FAQ
What is the latest insider trade for CENX?
CENTURY ALUMINUM CO (CENX) had 5 insider filings in the last 90 days, with the most recent on 2026-06-17. The full record for CENX runs to 28 Form 4 filings, the earliest from 2024-10-02. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
How many insiders are buying CENX stock?
No insider purchases of CENX were filed in the last 90 days.
How many insiders are selling CENX stock?
No insider sales of CENX were filed in the last 90 days. 19 sales are on record for this company.
Where can I see CENX SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page tracks CENX Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
How can I follow CENX insider buys?
Create a free InsiderAlpha account and press Watch on this page to add CENX to your watchlist. A free account also opens the full scored daily plan with every past day and 3 months of price history. No card is required. Sign up at https://insideralpha.ai/register.
More Materials Companies with Insider Activity
Recent Insider Filings
10Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
- - Jarl Berntzen view on EDGAR
- - Errol Glasser view on EDGAR
- - Andrew G. Michelmore view on EDGAR
- - Jennifer Mary Bush view on EDGAR
- - Tamla A. Olivier view on EDGAR
- - Peter A. Trpkovski view on EDGAR
- - Jesse E. Gary view on EDGAR
- - Kenneth L. Calloway view on EDGAR
- - Robert F. Hoffman view on EDGAR
Related Companies - Recent Insider Activity
Learn More
- What is SEC Form 4?
- The filing insiders must submit within two business days of a trade, and how to read its transaction codes.
- Insider activity in Materials
- Where CENX's peers are being bought and sold.
- Every recent Form 4
- The full market-wide feed, updated as filings arrive from SEC EDGAR.
Track CENX insider activity as it files
Real-time Form 4 alerts, AI-scored daily trade ideas and 10b5-1 plan flags.
