NEW YORK STATE TEACHERS RETIREMENT SYSTEM

Pension

Position in MTRN — MATERION Corp

CIK 314969 ALBANY, NY

Back to MTRN Full portfolio

Position in MTRN

as of Mar 31, 2026 · filed Apr 27, 2026 Compact

Position Value

$3,003,367

+$314,450 QoQ

Shares Held

20,763

-4.0% QoQ

Ownership

0.100%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Common Shares in MTRN Over Time

Shares Held

Position Value (USD)

Position in Other Industrial Metals & Mining

Basic Materials · as of Mar 31, 2026

NEW YORK STATE TEACHERS RETIREMENT SYSTEM holds $8,216,909 across 3 Other Industrial Metals & Mining names. MTRN ranks #2 (36.6% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	MP	MP Materials Corp. / DE	106,513	$5,140,317
2	MTRN	MATERION Corp This page	20,763	$3,003,367
3	CMP	Compass Minerals International Inc	3,136	$73,225

All Filings in MTRN

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25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$3,003,367	20,763	-4.0%	Shares	Sole	2026-04-27
2025-12-31	$2,688,917	21,629	-0.5%	Shares	Sole	2026-01-30
2025-09-30	$2,625,080	21,729	-3.7%	Shares	Sole	2025-10-24
2025-06-30	$1,791,539	22,572	-7.5%	Shares	Sole	2025-07-28
2025-03-31	$1,990,550	24,394	-12.9%	Shares	Sole	2025-04-25
2024-12-31	$2,768,046	27,994	-12.6%	Shares	Sole	2025-01-30
2024-09-30	$3,582,204	32,024	-2.7%	Shares	Sole	2024-10-25
2024-06-30	$3,560,072	32,924	-6.5%	Shares	Sole	2024-07-24
2024-03-31	$4,640,762	35,224	-0.7%	Shares	Sole	2024-04-25
2023-12-31	$4,615,971	35,472	+0.7%	Shares	Sole	2024-01-24
2023-09-30	$3,590,595	35,233	-3.1%	Shares	Sole	2023-10-25
2023-06-30	$4,152,654	36,363	+0.3%	Shares	Sole	2023-07-27
2023-03-31	$4,206,508	36,263	-6.2%	Shares	Sole	2023-04-27
2022-12-31	$3,383,399	38,663	-4.7%	Shares	Sole	2023-01-27
2022-09-30	$3,245,040	40,563	-0.2%	Shares	Sole	2022-10-28
2022-06-30	$2,998,082	40,663	-0.2%	Shares	Sole	2022-08-01
2022-03-31	$3,495,019	40,763	0.0%	Shares	Sole	2022-04-27
2021-12-31	$3,747,750	40,763	-0.7%	Shares	Sole	2022-01-24
2021-09-30	$2,818,564	41,063	-0.5%	Shares	Sole	2021-10-25
2021-06-30	$3,109,167	41,263	-1.7%	Shares	Sole	2021-07-21
2021-03-31	$2,779,629	41,963	-4.8%	Shares	Sole	2021-04-22
2020-12-31	$2,807,694	44,063	-16.3%	Shares	Sole	2021-01-25
2020-09-30	$2,740,055	52,663	-14.7%	Shares	Sole	2020-11-13
2020-06-30	$3,797,806	61,763	+3.1%	Shares	Sole	2020-07-21
2020-03-31	$2,098,289	59,934	—	Shares	Sole	2020-04-29
No filing history on record for this holder in this stock.