# MISTRAS GROUP INC COM

MISTRAS GROUP INC COM is a security (CUSIP 60649T107) tracked across SEC portfolio filings. 132 institutional managers reported $262.7M on Form 13F as of 2026-06-30; 15 registered fund positions totaling $11.8M via N-PORT as of 2026-05-31.

## Summary

- Issuer: MISTRAS GROUP INC
- Class: COM
- CUSIP: 60649T107
- Asset category: EC
- 13F holders: 132
- 13F value: $262.7M
- 13F period: 2026-06-30
- N-PORT fund positions: 15
- N-PORT value: $11.8M
- N-PORT report: 2026-05-31

## Top institutional holders (Form 13F)

_Showing 15 of 132 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| [Mill Road Capital Management LLC](https://search.stillhousedata.com/firm/157095) | Greenwich, CT | $27.6M | 1,870,580 |
| DIMENSIONAL FUND ADVISORS LP | AUSTIN, TX | $25.2M | 1,703,681 |
| [ROYCE & ASSOCIATES LP](https://search.stillhousedata.com/firm/107689) | New York, NY | $22.7M | 1,533,052 |
| [WEBER CAPITAL MANAGEMENT LLC /ADV](https://search.stillhousedata.com/firm/109624) | SAN FRANCISCO, CA | $21.5M | 1,456,969 |
| IES Holdings, Inc. | Houston, TX | $16.6M | 1,120,545 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $14.0M | 1,109,588 |
| BlackRock, Inc. | New York, NY | $12.7M | 859,452 |
| FEDERATED HERMES, INC. | Pittsburgh, PA | $9.7M | 656,032 |
| [First Eagle Investment Management, LLC](https://search.stillhousedata.com/firm/108260) | NEW YORK, NY | $9.7M | 553,855 |
| Clearline Capital LP | NEW YORK, NY | $8.2M | 554,089 |
| [Invenomic Capital Management LP](https://search.stillhousedata.com/firm/287617) | BOSTON, MA | $6.7M | 452,614 |
| DEUTSCHE BANK AG\\ | Frankfurt Am Main, 2M | $5.6M | 379,454 |
| [BRIDGEWAY CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/111441) | HOUSTON, TX | $5.2M | 354,371 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $5.2M | 353,411 |
| STATE STREET CORP | BOSTON, MA | $4.6M | 312,164 |

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $3.0M | 0.37% |
| ROYCE MICRO-CAP TRUST, INC. | ROYCE MICRO-CAP TRUST, INC. | $2.8M | 40.25% |
| [U.S. MICRO CAP PORTFOLIO](https://search.stillhousedata.com/fund/S000000948) | DFA INVESTMENT DIMENSIONS GROUP INC | $2.0M | 2.64% |
| [1290 Essex Small Cap Growth Fund](https://search.stillhousedata.com/fund/S000076802) | 1290 Funds | $1.2M | 105.50% |
| [VANGUARD RUSSELL 2000 INDEX FUND](https://search.stillhousedata.com/fund/S000030003) | VANGUARD SCOTTSDALE FUNDS | $993K | 0.57% |
| [The Adirondack Small Cap Fund](https://search.stillhousedata.com/fund/S000004764) | Adirondack Funds | $800K | 160.00% |
| [Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF](https://search.stillhousedata.com/fund/S000048296) | Goldman Sachs ETF Trust | $310K | 3.14% |
| [Master Small Cap Index Series](https://search.stillhousedata.com/fund/S000002716) | Quantitative Master Series LLC | $303K | 0.63% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $176K | 0.03% |
| [VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002855) | VANGUARD INSTITUTIONAL INDEX FUNDS | $131K | 0.04% |
| [Vericimetry U.S. Small Cap Value Fund](https://search.stillhousedata.com/fund/S000033942) | VERICIMETRY FUNDS | $85K | 5.07% |
| [Longview Advantage ETF](https://search.stillhousedata.com/fund/S000086399) | RBB Fund Trust | $41K | 0.62% |
| [DWS Small Cap Index VIP](https://search.stillhousedata.com/fund/S000006223) | DEUTSCHE DWS INVESTMENTS VIT FUNDS | $22K | 0.53% |
| [Blackstone Alternative Multi-Strategy Fund](https://search.stillhousedata.com/fund/S000045538) | Blackstone Alternative Investment Funds | $6K | 0.02% |
| [TIFF MULTI-ASSET FUND](https://search.stillhousedata.com/fund/S000006387) | TIFF Investment Program | $-6K | -0.04% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/60649T107.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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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.