Aigen Investment Management, LP

Position in MTRN — MATERION Corp

CIK 1741224 NEW YORK, NY

Position in MTRN

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$354,971

+$122,100 QoQ

Shares Held

2,454

-16.4% QoQ

Ownership

0.012%

of shares outstanding

% of Portfolio

0.09%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

4 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Basic Materials · as of Mar 31, 2026

Aigen Investment Management, LP holds $1,020,968 across 4 Other Industrial Metals & Mining names. MTRN ranks #1 (34.8% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MTRN	MATERION Corp This page	2,454	$354,971
2	VALE	Vale S.A.	21,706	$345,342
3	TECK	Teck Resources Ltd	4,225	$218,643
4	WRN	Western Copper & Gold Corp	40,321	$102,012

4 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$354,971	2,454	-16.4%	Shares	Sole	2026-05-15
2025-06-30	$232,871	2,934	-48.5%	Shares	Sole	2025-08-12
2020-06-30	$350,431	5,699	+192.4%	Shares	Sole	2020-08-10
2020-03-31	$68,234	1,949	—	Shares	Sole	2020-05-08
No filing history on record for this holder in this stock.