MARTINGALE ASSET MANAGEMENT L P

Position in KALU — Kaiser Aluminum Corp

CIK 936944 BOSTON, MA

Position in KALU

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

Position Value

$409,975

New position

Shares Held

3,402

first reported quarter

Ownership

0.021%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2026

1 quarter on record

Voting authority Sole 53% Shared 0% None 47%

Basic Materials · as of Mar 31, 2026

MARTINGALE ASSET MANAGEMENT L P holds $5,422,998 across 3 Aluminum names. KALU ranks #3 (7.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CSTM	Constellium SE	160,598	$3,947,498
2	AA	Alcoa Corp	16,064	$1,065,525
3	KALU	Kaiser Aluminum Corp This page	3,402	$409,975

1 filing row on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$409,975	3,402	—	Shares	Sole	2026-05-13
No filing history on record for this holder in this stock.