ACADIAN ASSET MANAGEMENT LLC

Position in CENX — Century Aluminum Co

CIK 916542 Boston, MA

Position in CENX

as of Mar 31, 2026 · filed May 13, 2026 Compact

Position Value

$466,409

+$379,530 QoQ

Shares Held

7,947

+48.5% QoQ

Ownership

0.008%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Sep 2024

2 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Basic Materials · as of Mar 31, 2026

ACADIAN ASSET MANAGEMENT LLC holds $33,224,144 across 4 Aluminum names. CENX ranks #3 (1.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CSTM	Constellium SE	1,272,871	$31,287,169
2	KALU	Kaiser Aluminum Corp	8,634	$1,040,483
3	CENX	Century Aluminum Co This page	7,947	$466,409
4	AA	Alcoa Corp	6,484	$430,083

2 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$466,409	7,947	+48.5%	Shares	Defined	2026-05-13
2024-09-30	$86,879	5,353	—	Shares	Defined	2024-11-12
No filing history on record for this holder in this stock.