# MATERION CORP COM

MATERION CORP COM is a security (CUSIP 576690101) tracked across SEC portfolio filings. 376 institutional managers reported $3.1B on Form 13F as of 2026-06-30; 26 registered fund positions totaling $274.6M via N-PORT as of 2026-05-31.

## Summary

- Issuer: MATERION CORP
- Class: COM
- CUSIP: 576690101
- Asset category: EC
- 13F holders: 376
- 13F value: $3.1B
- 13F period: 2026-06-30
- N-PORT fund positions: 26
- N-PORT value: $274.6M
- N-PORT report: 2026-05-31

## Top institutional holders (Form 13F)

_Showing 15 of 376 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| BlackRock, Inc. | New York, NY | $487.3M | 3,368,946 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $291.4M | 2,344,101 |
| STATE STREET CORP | BOSTON, MA | $192.1M | 1,328,204 |
| [Fisher Asset Management, LLC](https://search.stillhousedata.com/firm/107342) | PLANO, TX | $147.3M | 495,230 |
| DIMENSIONAL FUND ADVISORS LP | AUSTIN, TX | $128.0M | 885,167 |
| AMERICAN CENTURY COMPANIES INC | KANSAS CITY, MO | $127.7M | 882,684 |
| Capital Research Global Investors | Los Angeles, CA | $114.3M | 789,873 |
| [BARROW HANLEY MEWHINNEY & STRAUSS LLC](https://search.stillhousedata.com/firm/105519) | DALLAS, TX | $76.6M | 529,841 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $72.9M | 503,968 |
| [ACK Asset Management LLC](https://search.stillhousedata.com/firm/155136) | GREENWICH, CT | $68.7M | 474,800 |
| Copeland Capital Management, LLC | Conshohocken, PA | $67.7M | 227,669 |
| MORGAN STANLEY | NEW YORK, NY | $61.4M | 424,478 |
| Capital World Investors | LOS ANGELES, CA | $60.0M | 415,000 |
| Bank of New York Mellon Corp | NEW YORK, NY | $49.1M | 164,967 |
| [SEGALL BRYANT & HAMILL, LLC](https://search.stillhousedata.com/firm/106505) | CHICAGO, IL | $48.4M | 334,337 |

## Top fund holders (N-PORT)

_Showing 15 of 26 fund positions by value._

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [SMALLCAP World Fund Inc](https://search.stillhousedata.com/fund/S000009599) | SMALLCAP World Fund Inc | $152.0M | 18.76% |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $33.5M | 4.11% |
| [VANGUARD RUSSELL 2000 INDEX FUND](https://search.stillhousedata.com/fund/S000030003) | VANGUARD SCOTTSDALE FUNDS | $23.4M | 13.35% |
| [U.S. MICRO CAP PORTFOLIO](https://search.stillhousedata.com/fund/S000000948) | DFA INVESTMENT DIMENSIONS GROUP INC | $18.4M | 24.59% |
| [Heartland Value Plus Fund](https://search.stillhousedata.com/fund/S000003524) | HEARTLAND GROUP INC. | $13.0M | 443.26% |
| [abrdn U.S. Small Cap Equity Fund](https://search.stillhousedata.com/fund/S000020297) | abrdn Funds | $10.9M | 291.35% |
| [Master Small Cap Index Series](https://search.stillhousedata.com/fund/S000002716) | Quantitative Master Series LLC | $4.9M | 10.09% |
| [VANGUARD STRATEGIC EQUITY FUND](https://search.stillhousedata.com/fund/S000002593) | VANGUARD HORIZON FUNDS | $3.8M | 3.75% |
| [BNY Mellon Smallcap Stock Index Fund](https://search.stillhousedata.com/fund/S000000132) | BNY MELLON INDEX FUNDS, INC. | $1.9M | 22.39% |
| [SBH SMALL CAP CORE FUND](https://search.stillhousedata.com/fund/S000067438) | Segall Bryant & Hamill Trust | $1.7M | 180.16% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $1.7M | 0.29% |
| [VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002855) | VANGUARD INSTITUTIONAL INDEX FUNDS | $1.5M | 0.48% |
| [VANGUARD U.S. MOMENTUM FACTOR ETF](https://search.stillhousedata.com/fund/S000061302) | VANGUARD WELLINGTON FUND | $1.3M | 7.01% |
| [WALTHAUSEN SMALL CAP VALUE FUND](https://search.stillhousedata.com/fund/S000020728) | Walthausen Funds | $1.3M | 310.95% |
| [Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF](https://search.stillhousedata.com/fund/S000048296) | Goldman Sachs ETF Trust | $1.3M | 12.91% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/576690101.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

---

Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.