PICTON MAHONEY ASSET MANAGEMENT

Position in CENX — Century Aluminum Co

CIK 1539041 Toronto, A6

Position in CENX

as of Jun 30, 2026 · filed Aug 13, 2026 Compact

Position Value

$5,792,751

-$11,540,166 QoQ

Shares Held

125,902

-57.4% QoQ

Ownership

0.127%

of shares outstanding

% of Portfolio

0.06%

of 13F equity value

Holder Rank

#86

of 413 holders

Holding Since

Mar 2026

2 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Basic Materials · as of Jun 30, 2026

PICTON MAHONEY ASSET MANAGEMENT holds $6,201,328 across 4 Aluminum names. CENX ranks #1 (93.4% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CENX	Century Aluminum Co This page	125,902	$5,792,751
2	AA	Alcoa Corp	7,639	$398,297
3	CSTM	Constellium SE	163	$5,194
4	KALU	Kaiser Aluminum Corp	26	$5,086

2 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$5,792,751	125,902	-57.4%	Shares	Sole	2026-08-13
2026-03-31	$17,332,917	295,330	—	Shares	Sole	2026-05-13
No filing history on record for this holder in this stock.