Figures computed from official regulatory filings — .
Analysttarget 66.5 USD (+80%) · consensus 5/5 · 4 buy · 0 hold · 0 sell
Ownershipinsiders 30.89% · institutions 78.44% · short 14.1% of float
In USD · as of Oct 5, 2026
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Century Aluminum Company, together with its subsidiaries, produces primary aluminum and alumina in the United States and Iceland. The company engages in the production of standard-grade and value-added primary aluminum products. It also owns and operates a carbon anode production facility in Vlissingen, the Netherlands; and operates aluminum reduction facilities or smelters; and bauxite mining and alumina refining in Jamaica. The company was founded in 1995 and is headquartered in Chicago, Illinois.
Market information source · Oct 5, 2026
SEC company identity · Oct 5, 2026
Open-market timeline · full history
20 buys188 sells— close pricebar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details |
|---|---|---|---|---|
| GLASSER ERROL | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Michelmore Andrew G | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Olivier Tamla A | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Michelmore Andrew G | Other | $35.6K | SEC |
| Berntzen Jarl | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Bush Jennifer Mary | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Trpkovski Peter A | Sell | $845.5K | SEC |
| Gary Jesse E | Sell | $8.3M | Unusual size | SEC |
| Calloway Kenneth L | Sell | $1M | SEC |
| Hoffman Robert F | Sell | $595K | Unusual size | SEC |
| Hoffman Robert F | Sell | $563.3K | Unusual size | SEC |
| Aboud Matt | Sell | $156.5K | SEC |
| Glencore AG | Sell | $326.8M | SEC |
| Aboud Matt | Sell | $636.6K | SEC |
| Hafberg Agust F | Sell | $1.2M | SEC |
| Gudlaugsson Gunnar | Sell | $2.3M | SEC |
| DeZee John | Sell | $3.3M | SEC |
| Trpkovski Peter A | Other | $230.5K | SEC |
| Gary Jesse E | Gift | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Gary Jesse E | Sell | $7.2M | Unusual size | SEC |
| Gary Jesse E | Gift | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Hoffman Robert F | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Hafberg Agust F | Other | $306K | SEC |
| Calloway Kenneth L | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Hoffman Robert F | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |