MATERION Corp (NYSE:MTRN) has 286 institutional investors that have filed 13F reports for the period ending December 2025.
| Owner Name | Date | Shares Held | Change (QoQ) | Change (%) | Value (USD) |
|---|---|---|---|---|---|
| BlackRock, Inc. | 31 Mar, 2026 | 3,368,946 | 68,310 | 2.07% | $487,318,160.00 |
| BlackRock, Inc. | 31 Mar, 2026 | 3,300,636 | 28,204 | 0.86% | $410,335,094.00 |
| VANGUARD GROUP INC | 31 Mar, 2026 | 2,344,101 | -11,878 | -0.50% | $291,418,636.00 |
| Capital Research Global Investors | 31 Mar, 2026 | 1,893,919 | -17,746 | -0.93% | $235,452,010.00 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 31 Mar, 2026 | 1,349,933 | 1,349,933 | 0.00% | $195,267,808.00 |
| State Street Corp | 31 Mar, 2026 | 1,328,204 | 118,570 | 9.80% | $192,124,709.00 |
| State Street Corp | 31 Mar, 2026 | 1,209,634 | -127,626 | -9.54% | $150,381,699.00 |
| DIMENSIONAL FUND ADVISORS LP | 31 Mar, 2026 | 990,694 | -12,258 | -1.22% | $123,166,134.00 |
| VANGUARD CAPITAL MANAGEMENT LLC | 31 Mar, 2026 | 927,858 | 927,858 | 0.00% | $134,214,660.00 |
| DIMENSIONAL FUND ADVISORS LP | 31 Mar, 2026 | 885,167 | -105,527 | -10.65% | $128,029,517.00 |
| AMERICAN CENTURY COMPANIES INC | 31 Mar, 2026 | 882,684 | 361,308 | 69.30% | $127,680,441.00 |
| Capital Research Global Investors | 31 Mar, 2026 | 789,873 | -1,104,046 | -58.29% | $114,255,129.00 |
| BARROW HANLEY MEWHINNEY & STRAUSS LLC | 31 Mar, 2026 | 563,369 | -40,981 | -6.78% | $70,038,034.00 |
| BARROW HANLEY MEWHINNEY & STRAUSS LLC | 31 Mar, 2026 | 529,841 | -33,528 | -5.95% | $76,641,501.00 |
| AMERICAN CENTURY COMPANIES INC | 31 Mar, 2026 | 521,376 | 156,164 | 42.76% | $64,817,491.00 |
| GEODE CAPITAL MANAGEMENT, LLC | 31 Mar, 2026 | 503,968 | 14,429 | 2.95% | $72,914,004.00 |
| GEODE CAPITAL MANAGEMENT, LLC | 31 Mar, 2026 | 489,539 | -302 | -0.06% | $60,870,064.00 |
| ACK Asset Management LLC | 31 Mar, 2026 | 474,800 | 0 | 0.00% | $68,679,820.00 |
| ACK Asset Management LLC | 31 Mar, 2026 | 474,800 | -50,000 | -9.53% | $59,027,136.00 |
| Trigran Investments, Inc. | 31 Mar, 2026 | 458,073 | -39,656 | -7.97% | $56,947,636.00 |