Mistras Group, Inc.
MG- Exchange
- NYSE
- Industry
- Services-Engineering Services
- SEC CIK
- 0001436126
No open-market purchases or sales by Mistras Group, Inc. insiders were filed in the last 90 days; 137 institutions reported holding it in 13F filings for Q2 2026, worth $336.7M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Mistras Group, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 129
- +7 vs. Q4 2025
- Shares held
- 18.3M
- +1.79M (+10.9%) vs. Q4 2025
- Total value
- $270.0M
- +$61.6M (+29.5%) vs. Q4 2025
- New holders
- 19
- 39 more added
- Sold out
- 12
- 47 more reduced
1 institution that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MG on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 137 | $336.7M |
| Q1 2026 | 129 | $270.0M |
| Q4 2025 | 123 | $222.4M |
| Q3 2025 | 111 | $156.6M |
| Q2 2025 | 109 | $125.2M |
| Q1 2025 | 109 | $160.3M |
| Q4 2024 | 108 | $134.4M |
| Q3 2024 | 106 | $171.0M |
| Q2 2024 | 90 | $118.9M |
| Q1 2024 | 83 | $135.7M |
| Q4 2023 | 79 | $105.2M |
| Q3 2023 | 77 | $80.3M |
| Q2 2023 | 79 | $115.2M |
| Q1 2023 | 63 | $91.4M |
| Q4 2022 | 62 | $68.4M |
| Q3 2022 | 67 | $64.6M |
| Q2 2022 | 79 | $88.7M |
| Q1 2022 | 92 | $102.9M |
| Q4 2021 | 87 | $111.6M |
| Q3 2021 | 89 | $149.3M |
| Q2 2021 | 85 | $145.8M |
| Q1 2021 | 86 | $167.4M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Mistras Group, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Mill Road Capital Management LLC | 1,870,580 | $27.6M | 14.49% | +197,899+11.8% | Added |
| Dimensional Fund Advisors LP | 1,703,681 | $25.2M | 0.01% | +35,835+2.1% | Added |
| Royce & Associates LP | 1,533,052 | $22.7M | 0.22% | +111,965+7.9% | Added |
| Weber Capital Management LLC | 1,456,969 | $21.5M | 21.51% | −25,133−1.7% | Reduced |
| IES Holdings, Inc. | 1,120,545 | $16.6M | 7.74% | +40,704+3.8% | Added |
| Vanguard Capital Management LLC | 930,178 | $13.7M | 0.00% | +930,178 | New |
| BlackRock, Inc. | 859,452 | $12.7M | 0.00% | −21,260−2.4% | Reduced |
| Federated Hermes, Inc. | 656,032 | $9.70M | 0.02% | 00.0% | Unchanged |
| Clearline Capital LP | 554,089 | $8.19M | 0.64% | −144,760−20.7% | Reduced |
| Invenomic Capital Management LP | 452,614 | $6.69M | 0.31% | −23,078−4.9% | Reduced |
| Deutsche Bank AG | 379,454 | $5.61M | 0.00% | 00.0% | Unchanged |
| Bridgeway Capital Management, LLC | 354,371 | $5.24M | 0.11% | −48,672−12.1% | Reduced |
| Geode Capital Management, LLC | 353,411 | $5.23M | 0.00% | −7,069−2.0% | Reduced |
| State Street Corp | 312,164 | $4.61M | 0.00% | −18,670−5.6% | Reduced |
| Pacific Ridge Capital Partners, LLC | 285,274 | $4.22M | 0.91% | +1,445+0.5% | Added |
| First Eagle Investment Management, LLC | 281,532 | $4.16M | 0.01% | +204,313+264.6% | Added |
| Essex Investment Management Co LLC | 268,567 | $3.97M | 0.63% | +268,567 | New |
| CSM Advisors, LLC | 267,881 | $3.96M | 0.10% | −1,420−0.5% | Reduced |
| Two Sigma Investments, LP | 231,325 | $3.42M | 0.00% | +98,370+74.0% | Added |
| Empowered Funds, LLC | 225,494 | $3.33M | 0.02% | +4,058+1.8% | Added |
| Qube Research & Technologies Ltd | 218,046 | $3.22M | 0.00% | +54,274+33.1% | Added |
| SEI Investments Co | 204,840 | $3.03M | 0.00% | +146,222+249.4% | Added |
| JB Capital Partners LP | 202,243 | $2.99M | 0.51% | 00.0% | Unchanged |
| Algert Global LLC | 179,290 | $2.65M | 0.04% | +42,040+30.6% | Added |
| Northern Trust Corp | 159,751 | $2.36M | 0.00% | −1,296−0.8% | Reduced |
| Acadian Asset Management LLC | 158,335 | $2.34M | 0.00% | +150,021+1,804.4% | Added |
| Knights of Columbus Asset Advisors LLC | 140,081 | $2.07M | 0.12% | +140,081 | New |
| O'Shaughnessy Asset Management, LLC | 135,168 | $2.00M | 0.01% | −7,453−5.2% | Reduced |
| Goldman Sachs Group Inc | 131,376 | $1.94M | 0.00% | −9,409−6.7% | Reduced |
| Citadel Advisors LLC | 126,234 | $1.87M | 0.00% | +23,337+22.7% | Added |
| Renaissance Technologies LLC | 120,500 | $1.78M | 0.00% | −81,100−40.2% | Reduced |
| CWM Advisors, LLC | 115,815 | $1.71M | 0.10% | +14,154+13.9% | Added |
| Jacobs Levy Equity Management, Inc | 114,477 | $1.69M | 0.01% | −9,805−7.9% | Reduced |
| Vanguard Fiduciary Trust Co | 112,277 | $1.66M | 0.00% | +112,277 | New |
| Ameriprise Financial Inc | 107,375 | $1.59M | 0.00% | +1,382+1.3% | Added |
| Ritholtz Wealth Management | 104,752 | $1.55M | 0.03% | +18,749+21.8% | Added |
| Morgan Stanley | 104,271 | $1.54M | 0.00% | −8,660−7.7% | Reduced |
| EAM Investors, LLC | 96,263 | $1.42M | 0.16% | 00.0% | Unchanged |
| D. E. Shaw & Co., Inc. | 86,031 | $1.27M | 0.00% | −77,757−47.5% | Reduced |
| Legato Capital Management LLC | 83,945 | $1.24M | 0.11% | +83,945 | New |
| Lazard Asset Management LLC | 70,369 | $1.04M | 0.00% | +70,369 | New |
| Raiffeisen Bank International AG | 65,000 | $949.0K | 0.01% | 00.0% | Unchanged |
| Nuveen, LLC | 63,884 | $944.2K | 0.00% | −4,052−6.0% | Reduced |
| Vanguard Portfolio Management LLC | 63,813 | $943.2K | 0.00% | +63,813 | New |
| Bank of New York Mellon Corp | 63,129 | $933.0K | 0.00% | +7,055+12.6% | Added |
| First Trust Advisors LP | 57,210 | $845.6K | 0.00% | +331+0.6% | Added |
| RBF Capital, LLC | 55,000 | $812.9K | 0.04% | 00.0% | Unchanged |
| Manatuck Hill Partners, LLC | 50,000 | $739.0K | 0.24% | +50,000 | New |
| Jane Street Group, LLC | 49,764 | $735.5K | 0.00% | −3,258−6.1% | Reduced |
| American Century Companies Inc | 48,798 | $721.2K | 0.00% | +1,430+3.0% | Added |
| Gsa Capital Partners LLP | 48,765 | $721.0K | 0.04% | +9,063+22.8% | Added |
| Trexquant Investment LP | 43,928 | $649.3K | 0.00% | +1,853+4.4% | Added |
| Wealth Enhancement Advisory Services, LLC | 40,234 | $615.6K | 0.00% | +40,234 | New |
| Millennium Management LLC | 36,968 | $546.4K | 0.00% | −119,309−76.3% | Reduced |
| LSV Asset Management | 35,801 | $529.0K | 0.00% | −15,200−29.8% | Reduced |
| Values First Advisors, Inc. | 35,327 | $522.1K | 0.27% | +311+0.9% | Added |
| Panagora Asset Management Inc | 34,926 | $516.2K | 0.00% | +1,635+4.9% | Added |
| Verdad Advisers, LP | 34,526 | $510.3K | 0.57% | −15,474−30.9% | Reduced |
| STRS Ohio | 31,700 | $468.5K | 0.00% | −10,800−25.4% | Reduced |
| Charles Schwab Investment Management Inc | 31,140 | $460.2K | 0.00% | −6,073−16.3% | Reduced |
| Invesco Ltd. | 30,304 | $447.9K | 0.00% | −2,013−6.2% | Reduced |
| HRT Financial LP | 26,770 | $395.0K | 0.00% | +4,891+22.4% | Added |
| Hillsdale Investment Management Inc. | 26,600 | $393.1K | 0.01% | 00.0% | Unchanged |
| Cambridge Investment Research Advisors, Inc. | 26,221 | $388.0K | 0.00% | +3,222+14.0% | Added |
| Franklin Resources Inc | 25,402 | $375.4K | 0.00% | −4,660−15.5% | Reduced |
| Raymond James Financial Inc | 23,097 | $341.4K | 0.00% | +2,357+11.4% | Added |
| AQR Capital Management LLC | 21,009 | $310.5K | 0.00% | +2,409+13.0% | Added |
| Voya Investment Management LLC | 20,979 | $310.1K | 0.00% | 00.0% | Unchanged |
| EntryPoint Capital, LLC | 20,426 | $301.9K | 0.09% | +8,275+68.1% | Added |
| Old National Bancorp | 20,000 | $295.6K | 0.00% | 00.0% | Unchanged |
| Squarepoint Ops LLC | 18,780 | $277.6K | 0.00% | −71,237−79.1% | Reduced |
| Assenagon Asset Management S.A. | 17,971 | $265.6K | 0.00% | −322−1.8% | Reduced |
| Engineers Gate Manager LP | 17,568 | $259.7K | 0.00% | +1,399+8.7% | Added |
| UBS Group AG | 16,761 | $247.7K | 0.00% | −33,307−66.5% | Reduced |
| Bank of America Corp | 15,906 | $235.1K | 0.00% | −50,275−76.0% | Reduced |
| Prudential Financial Inc | 14,735 | $217.8K | 0.00% | +3,517+31.4% | Added |
| Public Employees Retirement System of Ohio | 13,018 | $192.4K | 0.00% | 00.0% | Unchanged |
| Arrowstreet Capital, Limited Partnership | 12,104 | $178.9K | 0.00% | −28,692−70.3% | Reduced |
| Rhumbline Advisers | 10,899 | $161.1K | 0.00% | −2,513−18.7% | Reduced |
| Price T Rowe Associates Inc | 10,324 | $153.0K | 0.00% | +10,324 | New |
| Alliancebernstein L.P. | 11,880 | $150.3K | 0.00% | −1,700−12.5% | Reduced |
| Russell Investments Group, Ltd. | 9,289 | $137.3K | 0.00% | +7,812+528.9% | Added |
| Simplex Trading, LLC | 8,798 | $130.0K | 0.00% | −10,997−55.6% | Reduced |
| Vanguard Global Advisers, LLC | 8,090 | $119.6K | 0.00% | +8,090 | New |
| BNP Paribas Arbitrage, SA | 6,806 | $100.6K | 0.00% | −1,344−16.5% | Reduced |
| Wells Fargo & Company | 6,150 | $90.9K | 0.00% | −10,108−62.2% | Reduced |
| Barclays PLC | 6,005 | $88.8K | 0.00% | −13,543−69.3% | Reduced |
| Kemnay Advisory Services Inc. | 5,550 | $82.0K | 0.01% | −289−4.9% | Reduced |
| FMR LLC | 5,505 | $81.4K | 0.00% | +1,295+30.8% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 5,161 | $76.3K | 0.00% | −629−10.9% | Reduced |
| JPMorgan Chase & Co | 5,139 | $75.0K | 0.00% | −915−15.1% | Reduced |
| New York State Common Retirement Fund | 5,076 | $75.0K | 0.00% | −1,700−25.1% | Reduced |
| Citigroup Inc | 4,838 | $71.5K | 0.00% | −1,338−21.7% | Reduced |
| Rockefeller Capital Management L.P. | 3,830 | $56.6K | 0.00% | 00.0% | Unchanged |
| MetLife Investment Management | 3,786 | $56.0K | 0.00% | −3,249−46.2% | Reduced |
| Jones Financial Companies LLLP | 3,676 | $53.6K | 0.00% | 00.0% | Unchanged |
| Police & Firemen's Retirement System of New Jersey | 3,591 | $53.1K | 0.00% | 00.0% | Unchanged |
| LOM Asset Management Ltd | 3,000 | $44.3K | 0.01% | 00.0% | Unchanged |
| TD Waterhouse Canada Inc. | 2,870 | $43.7K | 0.00% | 00.0% | Unchanged |
| State of Alaska, Department of Revenue | 1,765 | $26.0K | 0.00% | 00.0% | Unchanged |