Who owns Materion Corporation?
Institutional ownership of MTRN from SEC Form 13F filings across 263 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
263
13F holders
$4.24B
value, 2026 filers
71.2%
of shares outstanding (14.8M sh)
56
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of MTRN's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 3.5M | $1.03B | 0.0% | 16.7% | +3.1% |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | 1.4M | $415.3M | 0.0% | 6.7% | +3.5% |
| 3 | Capital Research Global Investors | 1.0M | $297.5M | 0.0% | 4.8% | +26.7% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 937,553 | $278.8M | 0.0% | 4.5% | -49.5% |
| 5 | AMERICAN CENTURY COMPANIES INC | 616,020 | $183.2M | 0.1% | 3% | -30.2% |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | 591,006 | $175.8M | 0.0% | 2.8% | +17.3% |
| 7 | Fisher Asset Management, LLC | 495,230 | $147.3M | 0.0% | 2.4% | +12.0% |
| 8 | MORGAN STANLEY | 411,140 | $122.3M | 0.0% | 2% | -3.1% |
| 9 | PRICE T ROWE ASSOCIATES INC /MD/ | 329,282 | $97,926 | 0.0% | 1.6% | +1249.4% |
| 10 | MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 281,712 | $83.8M | 0.1% | 1.4% | +8.1% |
| 11 | Sixth Street Partners Management Company, L.P.NEW | 270,972 | $80.6M | 13.9% | 1.3% | new |
| 12 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 270,972 | $80.6M | 0.0% | 1.3% | -7.4% |
| 13 | NORTHERN TRUST CORP | 264,657 | $78.7M | 0.0% | 1.3% | +6.8% |
| 14 | RAYMOND JAMES FINANCIAL INC | 245,405 | $73.0M | 0.0% | 1.2% | -16.1% |
| 15 | GOLDMAN SACHS GROUP INC | 235,842 | $70.1M | 0.0% | 1.1% | +101.8% |
| 16 | Nuveen, LLC | 228,570 | $68.0M | 0.0% | 1.1% | +59.6% |
| 17 | Invesco Ltd. | 200,119 | $59.5M | 0.0% | 1% | +11.7% |
| 18 | BANK OF AMERICA CORP /DE/ | 173,108 | $51.5M | 0.0% | 0.8% | +46.0% |
| 19 | Bank of New York Mellon Corp | 164,967 | $49.1M | 0.0% | 0.8% | +8.2% |
| 20 | WELLINGTON MANAGEMENT GROUP LLPNEW | 158,335 | $47.1M | 0.0% | 0.8% | new |
| 21 | ROYAL BANK OF CANADA | 154,353 | $45.9M | 0.0% | 0.7% | -29.5% |
| 22 | SAMLYN CAPITAL, LLCNEW | 151,721 | $45.1M | 0.7% | 0.7% | new |
| 23 | VANGUARD FIDUCIARY TRUST CO | 149,106 | $44.3M | 0.0% | 0.7% | +9.3% |
| 24 | Public Sector Pension Investment Board | 142,994 | $42.5M | 0.1% | 0.7% | +92.6% |
| 25 | PRINCIPAL FINANCIAL GROUP INC | 123,519 | $36.7M | 0.0% | 0.6% | +2.8% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.