Materion Ownership | Who Owns Materion?
Materion Ownership Summary
Materion is owned by 94.07% institutional investors, 1.79% insiders, and 4.13% retail investors. Blackrock funding, inc. /de is the largest institutional shareholder, holding 16.25% of MTRN shares. iShares Core S&P Small-Cap ETF is the top mutual fund, with 6.11% of its assets in Materion shares.
MTRN Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Materion | 94.07% | 1.79% | 4.13% |
| Sector | Basic Materials Stocks | 41.27% | 13.22% | 45.51% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock funding, inc. /de | 3.37M | 16.25% | $487.32M |
| Blackrock | 3.36M | 16.24% | $363.04M |
| Vanguard group | 2.34M | 11.29% | $291.42M |
| State street | 1.33M | 6.41% | $192.12M |
| Dimensional fund advisors lp | 885.17K | 4.27% | $128.03M |
| American century companies | 882.68K | 4.26% | $127.68M |
| Capital research global investors | 789.87K | 3.81% | $114.26M |
| Barrow hanley mewhinney & strauss | 529.84K | 2.56% | $76.64M |
| Geode capital management | 503.97K | 2.43% | $72.91M |
| Ack asset management | 474.80K | 2.29% | $68.68M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Trigran investments | 333.99K | 11.55% | $48.31M |
| Ack asset management | 474.80K | 8.57% | $68.68M |
| Harvey partners | 293.12K | 3.37% | $42.40M |
| Lumbard & kellner | 51.58K | 2.59% | $7.46M |
| Sailingstone capital partners | 42.32K | 1.39% | $6.12M |
| Phocas financial | 48.61K | 1.10% | $7.03M |
| Granahan investment management | 144.48K | 1.01% | $20.90M |
| Copeland capital management | 265.25K | 0.85% | $38.37M |
| Gilman hill asset management | 36.94K | 0.81% | $5.34M |
| Deuterium capital management | 4.54K | 0.76% | $656.71K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Capital world investors | 415.00K | 0.01% | 415.00K |
| American century companies | 882.68K | 0.07% | 361.31K |
| Fisher asset management | 442.00K | 0.02% | 301.74K |
| Vanguard fiduciary trust | 136.36K | 0.01% | 136.36K |
| State street | 1.33M | 0.01% | 118.57K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Capital research global investors | 789.87K | 0.02% | -1.10M |
| Vaughan nelson investment management | - | - | -673.01K |
| Segall bryant & hamill | - | - | -360.50K |
| Silvercrest asset management group | 2.46K | 0.00% | -210.20K |
| Mirae asset global investments | - | - | -144.68K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Capital world investors | 415.00K | 0.01% | 415.00K | $60.03M |
| Vanguard fiduciary trust | 136.36K | 0.01% | 136.36K | $19.72M |
| Qube research | 65.47K | 0.01% | 65.47K | $9.47M |
| Norges bank | 50.94K | 0.00% | 50.94K | $5.04M |
| Aptus capital advisors | 35.62K | 0.04% | 35.62K | $5.15M |
Sold Out
| Holder | Change |
|---|---|
| Clearstead advisors | -1.00 |
| Tfc financial management | -1.00 |
| Claris advisors, llc / mo / | -1.00 |
| Capital performance advisors llp | -2.00 |
| Flagship harbor advisors | -2.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2026 | 329 | 10.40% | 19,504,998 | -1.21% | 94 | 1.04% | 161 | 34.17% | 108 | -10.74% |
| Dec 31, 2025 | 108 | -64.00% | 4,141,082 | -79.19% | 19 | 0.22% | 35 | -80.00% | 40 | -54.55% |
| Sep 30, 2025 | 124 | -50.99% | 4,756,227 | -75.67% | 22 | 0.26% | 67 | -53.47% | 38 | -50.00% |
| Jun 30, 2025 | 249 | -1.19% | 19,436,953 | -1.23% | 93 | 1.04% | 143 | 10.00% | 73 | - |
| Mar 31, 2025 | 249 | 2.05% | 19,671,246 | 0.65% | 94 | 1.07% | 128 | 8.47% | 72 | -5.26% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 1.27M | 6.11% | 276.00 |
| American Funds SMALLCAP World A | 1.05M | 5.05% | -605.00K |
| Vanguard Total Stock Mkt Idx Inv | 662.07K | 3.18% | 2.06K |
| Vanguard US Total Market Shares ETF | 651.62K | 3.13% | 817.00 |
| Stt Strt®SPDR®S&P®Mtls &MngETF | 573.65K | 2.76% | -5.14K |
| SPDR® S&P Metals and Mining ETF | 489.91K | 2.36% | -1.76K |
| iShares Russell 2000 ETF | 488.52K | 2.35% | 4.14K |
| Vanguard Small Cap Index | 477.77K | 2.30% | -977.00 |
| Avantis US Small Cap Value ETF | 434.14K | 2.09% | - |
| Vanguard Small Cap Value Index Inv | 306.72K | 1.47% | 2.06K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| May 29, 2026 | PHILLIPPY ROBERT J | - | Sell | $162.46K |
| May 29, 2026 | PHILLIPPY ROBERT J | - | Sell | $78.43K |
| May 29, 2026 | PHILLIPPY ROBERT J | - | Sell | $287.32K |
| May 29, 2026 | PHILLIPPY ROBERT J | - | Sell | $236.96K |
| May 13, 2026 | KHILNANI VINOD M | - | Sell | $85.29K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q2 | - | 5 |
| 2026 Q1 | - | 20 |
| 2025 Q4 | - | 1 |
| 2025 Q3 | - | 4 |
| 2025 Q2 | - | 4 |
MTRN Ownership FAQ
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