CONGRESS ASSET MANAGEMENT CO

Position in CENX — Century Aluminum Co

CIK 897378 BOSTON, MA

Position in CENX

as of Jun 30, 2026 · filed Jul 7, 2026 Compact

Position Value

$11,761,812

-$3,112,288 QoQ

Shares Held

255,636

+0.9% QoQ

Ownership

0.258%

of shares outstanding

% of Portfolio

0.07%

of 13F equity value

Holder Rank

#57

of 413 holders

Holding Since

Mar 2022

18 quarters on record

Voting authority Sole 88% Shared 0% None 12%

Basic Materials · as of Jun 30, 2026

CONGRESS ASSET MANAGEMENT CO holds $11,761,812 across 1 Aluminum name. CENX ranks #1 (100.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)	Open
1	CENX	Century Aluminum Co This page	255,636	$11,761,812

18 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$11,761,812	255,636	+0.9%	Shares	Sole	2026-07-07
2026-03-31	$14,874,100	253,435	+22.8%	Shares	Sole	2026-04-14
2025-12-31	$8,088,280	206,439	+1.9%	Shares	Sole	2026-01-09
2025-09-30	$5,948,600	202,609	-6.6%	Shares	Sole	2025-10-10
2025-06-30	$3,908,970	216,924	-0.0%	Shares	Sole	2025-07-16
2025-03-31	$4,026,462	216,943	-0.7%	Shares	Sole	2025-04-11
2024-12-31	$3,981,525	218,525	+7.0%	Shares	Sole	2025-01-30
2024-09-30	$3,315,821	204,302	+1.3%	Shares	Sole	2024-10-28
2024-06-30	$3,376,833	201,602	-1.2%	Shares	Sole	2024-08-02
2024-03-31	$3,141,668	204,137	-4.7%	Shares	Sole	2024-04-11
2023-12-31	$2,599,149	214,098	+0.4%	Shares	Sole	2024-03-04
2023-09-30	$1,533,138	213,232	+0.1%	Shares	Sole	2023-11-01
2023-06-30	$1,856,845	212,941	+1.3%	Shares	Sole	2023-07-27
2023-03-31	$2,102,420	210,242	+11.1%	Shares	Sole	2023-04-21
2022-12-31	$1,548,326	189,282	+1.2%	Shares	Sole	2023-01-18
2022-09-30	$987,497	187,026	+1.1%	Shares	Sole	2022-11-08
2022-06-30	$1,362,985	184,937	+0.6%	Shares	Sole	2022-08-02
2022-03-31	$4,836,988	183,846	—	Shares	Sole	2022-04-20
No filing history on record for this holder in this stock.