Century Aluminum Co (CENX) Ownership & Trading Activity

Institutional holders, insider transactions, and congressional trades for CENX. 13F holdings as of 2026-06-30.

Top Institutional Holders

InstitutionSharesValueChange
Glencore29,690,702$1.4BUNCHANGED
BlackRock10,304,905$474MINCREASED
State Street5,542,720$255MINCREASED
Fisher Asset Management1,534,405$71MINCREASED
Assenagon Asset Management1,531,167$70MDECREASED

Recent Insider Trades

InsiderTypeSharesValueDate
Tamla A Olivier (Director)AWARD2,1722026-06-15
Jennifer Mary Bush (Director)AWARD2,1722026-06-15
Andrew G Michelmore (Director)SELL652$36K2026-06-15
Andrew G Michelmore (Director)AWARD2,1722026-06-15
Errol Glasser (Director)AWARD2,1722026-06-15

Full institutional holdings, insider history, and congressional trades for Century Aluminum Co on SentiSense.