Materion Ownership | Who Owns Materion?
Materion Ownership Summary
Materion is owned by 19.94% institutional investors, 1.95% insiders, and 78.11% retail investors. Blackrock is the largest institutional shareholder, holding 16.24% of MTRN shares. iShares Core S&P Small-Cap ETF is the top mutual fund, with 6.01% of its assets in Materion shares.
MTRN Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Materion | 19.94% | 1.95% | 78.11% |
| Sector | Basic Materials Stocks | 33.12% | 12.20% | 54.68% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock | 3.36M | 16.24% | $363.04M |
| Blackrock funding, inc. /de | 3.30M | 15.90% | $410.34M |
| Vanguard group | 2.34M | 11.29% | $291.42M |
| Capital research global investors | 1.89M | 9.12% | $235.45M |
| State street | 1.34M | 6.44% | $161.55M |
| Dimensional fund advisors lp | 990.69K | 4.77% | $123.17M |
| Barrow hanley mewhinney & strauss | 563.37K | 2.71% | $70.04M |
| Ack asset management | 524.80K | 2.53% | $63.40M |
| Trigran investments | 497.73K | 2.40% | $60.13M |
| Geode capital management | 489.54K | 2.36% | $60.87M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Trigran investments | 497.73K | 10.90% | $60.13M |
| Ack asset management | 524.80K | 7.93% | $63.40M |
| Harvey partners | 318.00K | 3.42% | $38.42M |
| Lumbard & kellner | 51.53K | 2.24% | $6.41M |
| Sailingstone capital partners | 52.52K | 1.66% | $6.35M |
| Phocas financial | 62.33K | 1.01% | $7.75M |
| Copeland capital management | 304.94K | 0.85% | $37.91M |
| Gilman hill asset management | 36.94K | 0.81% | $5.34M |
| Chatham capital group | 29.51K | 0.62% | $4.27M |
| Jackson creek investment advisors | 15.77K | 0.58% | $1.96M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Harvey partners | 318.00K | 3.42% | 318.00K |
| American century companies | 365.21K | 0.02% | 126.79K |
| Raymond james financial | 167.20K | 0.01% | 109.02K |
| Segall bryant & hamill | 349.50K | 0.56% | 78.35K |
| Kennedy capital management | 153.36K | 0.41% | 54.36K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Vaughan nelson investment management | - | - | -673.01K |
| Trigran investments | 497.73K | 10.90% | -301.02K |
| Silvercrest asset management group | 2.46K | 0.00% | -210.20K |
| Mirae asset global investments | - | - | -144.68K |
| Natixis advisors | - | - | -110.02K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Harvey partners | 318.00K | 3.42% | 318.00K | $38.42M |
| Norges bank | 50.94K | 0.00% | 50.94K | $5.04M |
| Martingale asset management l p | 20.71K | 0.06% | 20.71K | $2.50B |
| Wolverine trading | 8.85K | 0.00% | 8.85K | $1.05M |
| Old west investment management | 6.96K | 0.19% | 6.96K | $841.08K |
Sold Out
| Holder | Change |
|---|---|
| Tfc financial management | -1.00 |
| Claris advisors, llc / mo / | -1.00 |
| Flagship harbor advisors | -2.00 |
| Capital performance advisors llp | -2.00 |
| Corecap advisors | -2.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| 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% |
| Dec 31, 2024 | 225 | -10.71% | 17,929,979 | -7.27% | 86 | 1.00% | 109 | -1.80% | 72 | -11.11% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 1.25M | 6.01% | 460.00 |
| American Funds SMALLCAP World A | 1.05M | 5.05% | -605.00K |
| Vanguard Total Stock Mkt Idx Inv | 660.01K | 3.17% | 35.55K |
| Vanguard US Total Market Shares ETF | 651.62K | 3.13% | 817.00 |
| Stt Strt®SPDR®S&P®Mtls &MngETF | 520.92K | 2.50% | 643.00 |
| iShares Russell 2000 ETF | 501.96K | 2.41% | -4.09K |
| SPDR® S&P Metals and Mining ETF | 489.91K | 2.36% | -1.76K |
| Vanguard Small Cap Index | 478.75K | 2.30% | 31.67K |
| Avantis US Small Cap Value ETF | 463.61K | 2.23% | - |
| Vanguard Small Cap Value Index Inv | 304.66K | 1.46% | 17.39K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Mar 03, 2026 | Chadwick Shelly Marie | Vice President, Finance & CFO | Sell | $163.39K |
| Mar 03, 2026 | Chadwick Shelly Marie | Vice President, Finance & CFO | Sell | $243.00K |
| Mar 03, 2026 | Chemnitz Gregory R. | VP General Counsel & Secretary | Sell | $540.03K |
| Mar 03, 2026 | Chemnitz Gregory R. | VP General Counsel & Secretary | Sell | $170.59K |
| Mar 03, 2026 | Fashinpaur Melissa A | Chief Accounting Officer | Sell | $49.44K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q1 | - | 20 |
| 2025 Q4 | - | 1 |
| 2025 Q3 | - | 4 |
| 2025 Q2 | - | 4 |
| 2025 Q1 | - | 2 |
MTRN Ownership FAQ
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