MATERION Corp

MTRN

Exchange: NYSE
Industry: Metal Forgings & Stampings
SEC CIK: 0001104657

SEC filings (opens in a new tab)

In the last 90 days, MATERION Corp insiders filed 0 open-market purchases and 5 sales; 406 institutions reported holding it in 13F filings for Q2 2026, worth $6.04B in total; superinvestors Soros Fund Management and ARK Invest hold it.

13F holders, Q3 2026

Institutional positions in MATERION Corp as of Sep 30, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Q3 2026 data is still coming in (13F filing deadline: Nov 16, 2026), so these numbers are incomplete.

Institutional holders: 4; +2 vs. Q2 2026
Shares held: 624; +135 (+27.6%) vs. Q2 2026
Total value: $168.6K; +$23.2K (+16.0%) vs. Q2 2026
New holders: 2; 0 more added
Sold out: 0; 0 more reduced

404 institutions that held it in Q2 2026 haven't filed for Q3 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2026: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting MTRN on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holders

Value held

Institutions holding MTRN and their total value by quarter
Quarter	Holders	Value
Q2 2026	406	$6.04B
Q1 2026	334	$2.88B
Q4 2025	297	$2.46B
Q3 2025	302	$2.40B
Q2 2025	256	$1.55B
Q1 2025	253	$1.60B
Q4 2024	246	$1.93B
Q3 2024	253	$2.17B
Q2 2024	246	$2.11B
Q1 2024	250	$2.55B
Q4 2023	226	$2.51B
Q3 2023	226	$1.97B
Q2 2023	221	$2.20B
Q1 2023	227	$2.25B
Q4 2022	197	$1.74B
Q3 2022	202	$1.58B
Q2 2022	203	$1.43B
Q1 2022	204	$1.64B
Q4 2021	204	$1.71B
Q3 2021	181	$1.28B
Q2 2021	189	$1.41B
Q1 2021	183	$1.23B

Institutions, Q3 2026

Shares, value and share of portfolio for each institution holding MATERION Corp; share changes are against Q2 2026.

Institutions holding MTRN in Q3 2026
Institution	Shares	Value	% of portfolio	Change in shares	Action
Jupiter Topco LLC	–	–	–	–	Not filed
Rice Hall James & Associates, LLC	–	–	–	–	Not filed
Vanguard Asset Management, Ltd	–	–	–	–	Not filed
Citigroup Inc	–	–	–	–	Not filed
PDT Partners, LLC	–	–	–	–	Not filed
New York State Common Retirement Fund	–	–	–	–	Not filed
Creative Planning	–	–	–	–	Not filed
Advisors Asset Management, Inc.	–	–	–	–	Not filed
Barclays PLC	–	–	–	–	Not filed
Alliancebernstein L.P.	–	–	–	–	Not filed
Arrowstreet Capital, Limited Partnership	–	–	–	–	Not filed
Oliver Luxxe Assets LLC	–	–	–	–	Not filed
Millennium Management LLC	–	–	–	–	Not filed
MetLife Investment Management	–	–	–	–	Not filed
Covea Finance	–	–	–	–	Not filed
Susquehanna International Group, LLP	–	–	–	–	Not filed
State Board of Administration of Florida Retirement System	–	–	–	–	Not filed
Illinois Municipal Retirement Fund	–	–	–	–	Not filed
Pinnacle Financial Partners, Inc.	–	–	–	–	Not filed
Pinnacle Associates Ltd	–	–	–	–	Not filed
Kingswood Wealth Advisors, LLC	–	–	–	–	Not filed
Manufacturers Life Insurance Company, The	–	–	–	–	Not filed
Susquehanna Portfolio Strategies, LLC	–	–	–	–	Not filed
HSBC Holdings PLC	–	–	–	–	Not filed
Diversified Trust Co	–	–	–	–	Not filed
Boothbay Fund Management, LLC	–	–	–	–	Not filed
Louisiana State Employees Retirement System	–	–	–	–	Not filed
Vanguard Global Advisers, LLC	–	–	–	–	Not filed
Teachers Retirement System of the State of Kentucky	–	–	–	–	Not filed
Asset Management One Co.,Ltd.	–	–	–	–	Not filed
NorthCrest Asset Manangement, LLC	–	–	–	–	Not filed
D. E. Shaw & Co., Inc.	–	–	–	–	Not filed
Wesbanco Bank Inc	–	–	–	–	Not filed
Voya Investment Management LLC	–	–	–	–	Not filed
State of Tennessee, Treasury Department	–	–	–	–	Not filed
Meyer Handelman Co	–	–	–	–	Not filed
Nisa Investment Advisors, LLC	–	–	–	–	Not filed
Universal- Beteiligungs- und Servicegesellschaft mbH	–	–	–	–	Not filed
State of Alaska, Department of Revenue	–	–	–	–	Not filed
State of Wisconsin Investment Board	–	–	–	–	Not filed
LPL Financial LLC	–	–	–	–	Not filed
Brevan Howard Capital Management LP	–	–	–	–	Not filed
Old West Investment Management, LLC	–	–	–	–	Not filed
Victory Capital Management Inc	–	–	–	–	Not filed
State of New Jersey Common Pension Fund D	–	–	–	–	Not filed
Fifth Third Bancorp	–	–	–	–	Not filed
Quantinno Capital Management LP	–	–	–	–	Not filed
RMB Capital Management, LLC	–	–	–	–	Not filed
Handelsbanken Fonder AB	–	–	–	–	Not filed
Police & Firemen's Retirement System of New Jersey	–	–	–	–	Not filed
First Trust Advisors LP	–	–	–	–	Not filed
Entropy Technologies, LP	–	–	–	–	Not filed
Arizona State Retirement System	–	–	–	–	Not filed
Amalgamated Bank	–	–	–	–	Not filed
Jackson Creek Investment Advisors LLC	–	–	–	–	Not filed
Yousif Capital Management, LLC	–	–	–	–	Not filed
Keystone Investors Pte Ltd	–	–	–	–	Not filed
Heritage Investors Management Corp	–	–	–	–	Not filed
Man Group plc	–	–	–	–	Not filed
Allstate Corp	–	–	–	–	Not filed
Vanguard Investments Australia, Ltd.	–	–	–	–	Not filed
Cetera Investment Advisers	–	–	–	–	Not filed
Dakota Wealth Management	–	–	–	–	Not filed
Franklin Resources Inc	–	–	–	–	Not filed
Teacher Retirement System of Texas	–	–	–	–	Not filed
Zurcher Kantonalbank (Zurich Cantonalbank)	–	–	–	–	Not filed
Commonwealth of Pennsylvania Public School Empls Retrmt Sys	–	–	–	–	Not filed
Oregon Public Employees Retirement Fund	–	–	–	–	Not filed
Janney Montgomery Scott LLC	–	–	–	–	Not filed
KLP Kapitalforvaltning AS	–	–	–	–	Not filed
Deuterium Capital Management, LLC	–	–	–	–	Not filed
Virginia Retirement Systems Et Al	–	–	–	–	Not filed
Cerity Partners LLC	–	–	–	–	Not filed
TD Asset Management Inc	–	–	–	–	Not filed
State of Wyoming	–	–	–	–	Not filed
Ethic Inc.	–	–	–	–	Not filed
Central Pacific Bank - Trust Division	–	–	–	–	Not filed
The PNC Financial Services Group, Inc.	–	–	–	–	Not filed
Envestnet Portfolio Solutions, Inc.	–	–	–	–	Not filed
Arosa Capital Management LP	–	–	–	–	Not filed
JustInvest LLC	–	–	–	–	Not filed
Advisors Preferred, LLC	–	–	–	–	Not filed
First Citizens Bank & Trust Co	–	–	–	–	Not filed
Neuberger Berman Group LLC	–	–	–	–	Not filed
Pictet Asset Management Holding SA	–	–	–	–	Not filed
US Bancorp	–	–	–	–	Not filed
STRS Ohio	–	–	–	–	Not filed
Bridgewater Associates, LP	–	–	–	–	Not filed
Maryland State Retirement & Pension System	–	–	–	–	Not filed
Treasurer of the State of North Carolina	–	–	–	–	Not filed
Sanctuary Advisors, LLC	–	–	–	–	Not filed
XTX Topco Ltd	–	–	–	–	Not filed
Citizens Financial Group Inc	–	–	–	–	Not filed
Mercer Global Advisors Inc	–	–	–	–	Not filed
Gotham Asset Management, LLC	–	–	–	–	Not filed
Wealthspire Advisors, LLC	–	–	–	–	Not filed
Los Angeles Capital Management LLC	–	–	–	–	Not filed
Commonwealth Equity Services, LLC	–	–	–	–	Not filed
Bank of Montreal	–	–	–	–	Not filed
Zacks Investment Management	–	–	–	–	Not filed