Mistras GroupMG
13F holders, Q4 2025 (December 31)123holders +12
19new positions
8sold out
5famous investors
$12.65avg. 13F price*
At the end of Q4 2025, 123 institutions reported holding Mistras Group Inc. (MG) in their 13F filings, up 12 from Q3 2025. 19 opened new positions and 8 sold out. The largest holders were Mill Road Capital Management LLC ($21.2M), Dimensional Fund Advisors LP ($21.1M) and Weber Capital Management LLC ($18.7M). 5 famous investors held it, including Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio), David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).
- Company
- Mistras Group Inc.
- CUSIP
- 60649T107
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q3 2025 → Q4 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 19 | $8.3M |
| Exits | 8 | $1.0M |
All 13F filers, Q3 2025 → Q4 2025: 1,302,108 shares bought and 1,562,581 shares sold, net −260,473 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 123 holders
| Mill Road Capital Management LLC | 12.59% | Add +0.0% | 1,672,681 | $21.2M |
| Dimensional Fund Advisors LP | 0.00% | Add +2.1% | 1,667,846 | $21.1M |
| Weber Capital Management LLC | 17.70% | — | 1,482,102 | $18.7M |
| Royce & Associates LP | 0.18% | Add +5.8% | 1,421,087 | $18.0M |
| Vanguard Group Inc. | 0.00% | Reduce -4.8% | 1,109,588 | $14.0M |
| IES Holdings, Inc. | 7.98% | — | 1,079,841 | $13.7M |
| BlackRock, Inc. | 0.00% | Reduce -16.8% | 880,712 | $11.1M |
| Clearline Capital LP | 0.67% | No change | 698,849 | $8.8M |
| Federated Hermes, Inc. | 0.01% | Reduce -3.6% | 656,032 | $8.3M |
| Invenomic Capital Management LP | 0.29% | Add +0.7% | 475,692 | $6.0M |
| Bridgeway Capital Management, LLC | 0.11% | Reduce -1.3% | 403,043 | $5.1M |
| Deutsche Bank AG | 0.00% | Add +80.7% | 379,454 | $4.8M |
| Geode Capital Management, LLC | 0.00% | Reduce -11.6% | 360,480 | $4.6M |
| State Street Corp. | 0.00% | Reduce -10.4% | 330,834 | $4.2M |
| Pacific Ridge Capital Partners, LLC | 0.79% | Reduce -2.4% | 283,829 | $3.6M |
| CSM Advisors, LLC | 0.09% | Add +0.2% | 269,301 | $3.4M |
| Empowered Funds, LLC | 0.05% | Reduce -1.4% | 221,436 | $2.8M |
| JB Capital Partners LP | 0.44% | No change | 202,243 | $2.6M |
| Renaissance Technologies | 0.00% | Add +11.5% | 201,600 | $2.6M |
| D. E. Shaw & Co. | 0.00% | Add +20.6% | 163,788 | $2.1M |
| Qube Research & Technologies Ltd | 0.00% | Add +56.4% | 163,772 | $2.1M |
| Northern Trust Corp. | 0.00% | Reduce -17.3% | 161,047 | $2.0M |
| Millennium Management | 0.00% | Reduce -56.3% | 156,277 | $2.0M |
| O'shaughnessy Asset Management, LLC | 0.01% | Add +196.7% | 142,621 | $1.8M |
| Goldman Sachs Group Inc. | 0.00% | Reduce -19.7% | 140,785 | $1.8M |
| Algert Global LLC | 0.03% | New | 137,250 | $1.7M |
| J. Goldman & Co LP | 0.07% | Reduce -68.2% | 134,200 | $1.7M |
| Two Sigma Investments, LP | 0.00% | Add +38.5% | 132,955 | $1.7M |
| Jacobs Levy Equity Management, Inc. | 0.01% | Reduce -15.5% | 124,282 | $1.6M |
| Morgan Stanley | 0.00% | Add +0.1% | 112,931 | $1.4M |
| Ameriprise Financial Inc. | 0.00% | Add +2.5% | 105,993 | $1.3M |
| Citadel Advisors | 0.00% | Reduce -57.2% | 102,897 | $1.3M |
| Inspire Investing, LLC | 0.12% | New | 101,661 | $1.3M |
| Informed Momentum Co LLC | 0.14% | New | 96,263 | $1.2M |
| Squarepoint Ops LLC | 0.00% | Add +0.6% | 90,017 | $1.1M |
| Ritholtz Wealth Management | 0.02% | Add +285.7% | 86,003 | $1.1M |
| First Eagle Investment Management, LLC | 0.00% | New | 77,219 | $977K |
| Nuveen, LLC | 0.00% | No change | 67,936 | $859K |
| Bank of America Corp. | 0.00% | Reduce -41.2% | 66,181 | $837K |
| Raiffeisen Bank International AG | 0.01% | No change | 65,000 | $832K |
| Sei Investments Co. | 0.00% | New | 58,618 | $742K |
| First Trust Advisors LP | 0.00% | Add +2.5% | 56,879 | $720K |
| Bank of New York Mellon Corp | 0.00% | Reduce -1.1% | 56,074 | $709K |
| RBF Capital, LLC | 0.03% | Reduce -5.2% | 55,000 | $696K |
| Jane Street Group, LLC | 0.00% | Reduce -45.4% | 53,022 | $671K |
| LSV Asset Management | 0.00% | No change | 51,001 | $645K |
| UBS Group AG | 0.00% | Add +121.9% | 50,068 | $633K |
| Verdad Advisers, LP | 0.72% | — | 50,000 | $633K |
| Two Sigma Advisers, LP | 0.00% | Add +11.2% | 49,824 | $630K |
| American Century Companies Inc. | 0.00% | Reduce -0.1% | 47,368 | $599K |
| STRS Ohio | 0.00% | Reduce -20.0% | 42,500 | $538K |
| Trexquant Investment LP | 0.00% | New | 42,075 | $532K |
| Arrowstreet Capital, Limited Partnership | 0.00% | Reduce -50.2% | 40,796 | $516K |
| Gsa Capital Partners LLP | 0.04% | Reduce -53.8% | 39,702 | $502K |
| Charles Schwab Investment Management Inc. | 0.00% | Reduce -22.9% | 37,213 | $471K |
| Values First Advisors, Inc. | 0.23% | Reduce -17.8% | 35,016 | $443K |
| Panagora Asset Management Inc. | 0.00% | Reduce -1.7% | 33,291 | $421K |
| Invesco Ltd. | 0.00% | Reduce -3.5% | 32,317 | $409K |
| Martingale Asset Management L P | 0.01% | Reduce -59.4% | 30,065 | $380K |
| Franklin Resources Inc. | 0.00% | Reduce -5.6% | 30,062 | $380K |
| Hillsdale Investment Management Inc. | 0.01% | New | 26,600 | $336K |
| Susquehanna International Group, LLP | 0.00% | Reduce -37.1% | 23,619 | $299K |
| Cambridge Investment Research Advisors, Inc. | 0.00% | New | 22,999 | $291K |
| HRT Financial LP | 0.00% | New | 21,879 | $276K |
| Voya Investment Management LLC | 0.00% | Add +2.0% | 20,979 | $265K |
| Raymond James Financial Inc. | 0.00% | Add +24.1% | 20,740 | $262K |
| Old National Bancorp | 0.00% | No change | 20,000 | $253K |
| Simplex Trading, LLC | 0.01% | Reduce -45.5% | 19,795 | $250K |
| Barclays PLC | 0.00% | Reduce -15.8% | 19,548 | $247K |
| AQR Capital Management | 0.00% | Add +16.6% | 18,600 | $235K |
| Assenagon Asset Management S.A. | 0.00% | Add +1.3% | 18,293 | $231K |
| Brevan Howard Capital Management LP | 0.00% | New | 18,173 | $230K |
| Wells Fargo & Company | 0.00% | Add +19.4% | 16,258 | $206K |
| Engineers Gate Manager LP | 0.00% | New | 16,169 | $205K |
| Heron Bay Capital Management | 0.04% | Reduce -3.4% | 14,564 | $184K |
| Alliancebernstein L.P. | 0.00% | No change | 13,580 | $172K |
| Rhumbline Advisers | 0.00% | Reduce -32.1% | 13,412 | $170K |
| Public Employees Retirement System of Ohio | 0.00% | No change | 13,018 | $165K |
| EntryPoint Capital, LLC | 0.06% | Reduce -36.9% | 12,151 | $154K |
| Prudential Financial Inc. | 0.00% | New | 11,218 | $142K |
| SG Americas Securities, LLC | 0.00% | New | 11,160 | $141K |
| Acadian Asset Management LLC | 0.00% | New | 8,314 | $105K |
| BNP Paribas Financial Markets | 0.00% | Add +9.9% | 8,150 | $103K |
| MetLife Investment Management, LLC | 0.00% | Add +17.8% | 7,035 | $89K |
| New York State Common Retirement Fund | 0.00% | No change | 6,776 | $86K |
| Citigroup Inc. | 0.00% | Add +141.3% | 6,176 | $78K |
| JPMorgan Chase & Co. | 0.00% | Reduce -15.1% | 6,054 | $77K |
| Kemnay Advisory Services Inc. | 0.01% | New | 5,839 | $74K |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.00% | Reduce -24.7% | 5,790 | $73K |
| FMR LLC | 0.00% | Add +9.8% | 4,210 | $53K |
| Rockefeller Capital Management L.P. | 0.00% | No change | 3,830 | $48K |
| Jones Financial Companies LLLP | 0.00% | Add +7.3% | 3,676 | $47K |
| Police & Firemen's Retirement System of New Jersey | 0.00% | No change | 3,591 | $45K |
| LOM Asset Management Ltd | 0.01% | No change | 3,000 | $38K |
| TD Waterhouse Canada Inc. | 0.00% | No change | 2,870 | $36K |
| Tower Research Capital LLC (TRC) | 0.00% | Add +70.5% | 2,469 | $31K |
| Torren Management, LLC | 0.01% | — | 2,237 | $28K |
| State of Alaska, Department of Revenue | 0.00% | New | 1,765 | $22K |
| Russell Investments Group, Ltd. | 0.00% | Reduce -35.6% | 1,477 | $19K |
| Cwm, LLC | 0.00% | Add +20.1% | 1,301 | $16K |
"% of holder's portfolio" is MG's weight in each manager's 13F, not the share of Mistras Group Inc. the manager owns.