MATERION CORP (MTRN) Top Institutional Shareholders
MATERION CORP (MTRN) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended March 31, 2026. The institutional investors covered on this page collectively reported approximately $2.77B in MTRN holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of MTRN tracked by InsiderSet, reporting ownership valued at approximately $487.32M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $889.10M, representing an estimated gain of +82.45% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 58% of the total disclosed MTRN value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Vanguard Portfolio Management Llc, State Street Corp, and several other long-term asset managers with concentrated positions in MATERION CORP (MTRN).
This page ranks the largest institutional MTRN shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
327
Total Reported Value
$2.77B
Largest Holder
Blackrock, Inc.
Largest Position
$487.32M
Insider Transactions (90d)
0
Latest Filing Quarter
Q1 2026
New Institutional Positions
93
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.01% | 3,368,946 | $487,318,160 | $889,098,539 | +$401,780,379 | +82.45% | |
| Vanguard Portfolio Management Llc | 0.01% | 1,349,933 | $195,267,808 | $356,260,818 | +$160,993,010 | +82.45% | |
| State Street Corp | 0.01% | 1,328,204 | $192,124,709 | $350,526,318 | +$158,401,609 | +82.45% | |
| Vanguard Capital Management Llc | 0.00% | 927,858 | $134,214,660 | $244,871,005 | +$110,656,345 | +82.45% | |
| Dimensional Fund Advisors Lp | 0.03% | 885,167 | $128,029,517 | $233,604,423 | +$105,574,906 | +82.46% | |
| American Century Companies Inc | 0.07% | 882,684 | $127,680,441 | $232,949,134 | +$105,268,693 | +82.45% | |
| Capital Research Global Investors | 0.02% | 789,873 | $114,255,129 | $208,455,383 | +$94,200,254 | +82.45% | |
| Barrow Hanley Mewhinney & Strauss Llc | 0.25% | 529,841 | $76,641,501 | $139,830,338 | +$63,188,837 | +82.45% | |
| Geode Capital Management, Llc | 0.00% | 503,968 | $72,914,004 | $133,002,195 | +$60,088,191 | +82.41% | |
| Ack Asset Management Llc | 8.57% | 474,800 | $68,679,820 | $125,304,468 | +$56,624,648 | +82.45% | |
| Fisher Asset Management, Llc | 0.02% | 442,005 | $63,936,125 | $116,649,540 | +$52,713,415 | +82.45% | |
| Morgan Stanley | 0.00% | 424,478 | $61,400,985 | $112,023,989 | +$50,623,004 | +82.45% | |
| Capital World Investors | 0.01% | 415,000 | $60,029,750 | $109,522,650 | +$49,492,900 | +82.45% | |
| Trigran Investments, Inc. | 11.55% | 333,985 | $48,310,930 | $88,141,981 | +$39,831,051 | +82.45% | |
| Harvey Partners, Llc | 3.44% | 293,121 | $42,399,953 | $77,357,563 | +$34,957,610 | +82.45% | |
| Charles Schwab Investment Management Inc | 0.01% | 292,544 | $42,316,490 | $77,205,287 | +$34,888,797 | +82.45% | |
| Copeland Capital Management, Llc | 0.85% | 265,247 | $38,367,993 | $70,001,336 | +$31,633,343 | +82.45% | |
| Mirae Asset Global Etfs Holdings Ltd. | 0.05% | 260,504 | $37,679,365 | $68,749,611 | +$31,070,246 | +82.46% | |
| Northern Trust Corp | 0.00% | 247,777 | $35,840,944 | $65,390,828 | +$29,549,884 | +82.45% | |
| Royal Bank Of Canada | 0.01% | 219,050 | $31,685,000 | $57,809,486 | +$26,124,486 | +82.45% | |
| Gamco Investors, Inc. Et Al | 0.27% | 191,240 | $27,662,866 | $50,470,148 | +$22,807,282 | +82.45% | |
| Invesco Ltd. | 0.00% | 179,213 | $25,923,161 | $47,296,103 | +$21,372,942 | +82.45% | |
| Raymond James Financial Inc | 0.01% | 173,795 | $24,280,364 | $45,866,238 | +$21,585,874 | +88.90% | |
| Kennedy Capital Management Llc | 0.51% | 165,989 | $24,010,309 | $43,806,157 | +$19,795,848 | +82.45% | |
| Aberdeen Group Plc | 0.04% | 164,434 | $23,785,378 | $43,395,777 | +$19,610,399 | +82.45% | |
| Bank Of New York Mellon Corp | 0.00% | 152,480 | $22,056,298 | $40,240,997 | +$18,184,699 | +82.45% | |
| Granahan Investment Management, Llc | 1.01% | 144,476 | $20,898,453 | $38,128,661 | +$17,230,208 | +82.45% | |
| Nuveen, Llc | 0.01% | 143,207 | $20,714,892 | $37,793,759 | +$17,078,867 | +82.45% | |
| Vanguard Fiduciary Trust Co | 0.01% | 136,358 | $19,724,185 | $35,986,240 | +$16,262,055 | +82.45% | |
| Schroder Investment Management Group | 0.01% | 131,748 | $18,104,810 | $34,769,615 | +$16,664,805 | +92.05% | |
| Principal Financial Group Inc | 0.01% | 120,164 | $17,381,723 | $31,712,481 | +$14,330,758 | +82.45% | |
| Bank Of America Corp | 0.00% | 118,569 | $17,151,018 | $31,291,545 | +$14,140,527 | +82.45% | |
| Goldman Sachs Group Inc | 0.00% | 116,842 | $16,901,195 | $30,835,772 | +$13,934,577 | +82.45% | |
| Royce & Associates Lp | 0.15% | 103,540 | $14,977,061 | $27,325,241 | +$12,348,180 | +82.45% | |
| First Eagle U.S. Value | Jean-Marie Eveillard | 0.02% | 101,950 | $14,747,068 | $26,905,625 | +$12,158,557 | +82.45% |
| Ceredex Value Advisors Llc | 0.44% | 97,500 | $14,103,375 | $25,731,225 | +$11,627,850 | +82.45% | |
| Panagora Asset Management Inc | 0.05% | 85,176 | $12,320,708 | $22,478,798 | +$10,158,090 | +82.45% | |
| Ameriprise Financial Inc | 0.00% | 80,410 | $11,631,265 | $21,221,003 | +$9,589,738 | +82.45% | |
| Sei Investments Co | 0.01% | 79,608 | $11,515,660 | $21,009,347 | +$9,493,687 | +82.44% | |
| King Luther Capital Management Corp | 0.05% | 78,147 | $11,303,964 | $20,623,775 | +$9,319,811 | +82.45% | |
| Public Sector Pension Investment Board | 0.03% | 74,230 | $10,737,370 | $19,590,039 | +$8,852,669 | +82.45% | |
| Gendell Jeffrey L | 0.14% | 71,296 | $10,312,966 | $18,815,727 | +$8,502,761 | +82.45% | |
| Qube Research & Technologies Ltd | 0.01% | 65,468 | $9,469,946 | $17,277,660 | +$7,807,714 | +82.45% | |
| Hightower Advisors, Llc | 0.01% | 65,275 | $9,442,144 | $17,226,725 | +$7,784,581 | +82.45% | |
| Rhumbline Advisers | 0.01% | 64,203 | $9,286,943 | $16,943,814 | +$7,656,871 | +82.45% | |
| Envestnet Asset Management Inc | 0.00% | 62,576 | $9,051,604 | $16,514,432 | +$7,462,828 | +82.45% | |
| Fiera Capital Corp | 0.03% | 58,612 | $8,478,225 | $15,468,293 | +$6,990,068 | +82.45% | |
| Wells Fargo & Company/Mn | 0.00% | 57,349 | $8,295,536 | $15,134,975 | +$6,839,439 | +82.45% | |
| Ubs Group Ag | 0.00% | 55,255 | $7,992,635 | $14,582,347 | +$6,589,712 | +82.45% | |
| Mutual Of America Capital Management Llc | 0.09% | 53,356 | $7,717,945 | $14,081,182 | +$6,363,237 | +82.45% |
Frequently asked questions about MTRN
Who owns the most MTRN stock?
The largest holders of MTRN are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for MATERION CORP (MTRN).
Is MTRN widely held by superinvestors?
Many widely followed stocks like MTRN appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly MTRN is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.