T. Rowe Price Investment Management, Inc.

Position in MTRN — MATERION Corp

CIK 1897612 BALTIMORE, MD

Back to MTRN Full portfolio

Position in MTRN

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$40,709,419

New position

Shares Held

136,889

first reported quarter

Ownership

0.657%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

#33

of 400 holders

Holding Since

Jun 2026

1 quarter on record

Voting authority Sole 100% Shared 0% None 0%

Position in Other Industrial Metals & Mining

Basic Materials · as of Jun 30, 2026

T. Rowe Price Investment Management, Inc. holds $135,545,909 across 3 Other Industrial Metals & Mining names. MTRN ranks #2 (30.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ALM	Almonty Industries Inc.	5,051,309	$83,649,677
2	MTRN	MATERION Corp This page	136,889	$40,709,419
3	USAR	USA Rare Earth, Inc.	518,388	$11,186,813

1 filing row on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$40,709,419	136,889	—	Shares	Sole	2026-08-14
No filing history on record for this holder in this stock.

T. Rowe Price Investment Management, Inc.

Position in MTRN

Position in Other Industrial Metals & Mining

All Filings in MTRN