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, Q4 2025
Institutional positions in Mistras Group, Inc. as of Dec 31, 2025. 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
- 123
- +13 vs. Q3 2025
- Shares held
- 17.6M
- +1.69M (+10.6%) vs. Q3 2025
- Total value
- $222.4M
- +$66.0M (+42.2%) vs. Q3 2025
- New holders
- 23
- 35 more added
- Sold out
- 10
- 46 more reduced
1 institution that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2025
Shares, value and share of portfolio for each institution holding Mistras Group, Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Millennium Management LLC | 156,277 | $1.98M | 0.00% | −201,236−56.3% | Reduced |
| Northern Trust Corp | 161,047 | $2.04M | 0.00% | −33,759−17.3% | Reduced |
| Qube Research & Technologies Ltd | 163,772 | $2.07M | 0.00% | +59,045+56.4% | Added |
| D. E. Shaw & Co., Inc. | 163,788 | $2.07M | 0.00% | +27,991+20.6% | Added |
| Renaissance Technologies LLC | 201,600 | $2.55M | 0.00% | +20,800+11.5% | Added |
| JB Capital Partners LP | 202,243 | $2.56M | 0.44% | 00.0% | Unchanged |
| Empowered Funds, LLC | 221,436 | $2.80M | 0.05% | −3,197−1.4% | Reduced |
| CSM Advisors, LLC | 269,301 | $3.41M | 0.09% | +450+0.2% | Added |
| Pacific Ridge Capital Partners, LLC | 283,829 | $3.59M | 0.79% | −6,821−2.3% | Reduced |
| State Street Corp | 330,834 | $4.19M | 0.00% | −38,566−10.4% | Reduced |
| Geode Capital Management, LLC | 360,480 | $4.56M | 0.00% | −47,183−11.6% | Reduced |
| Deutsche Bank AG | 379,454 | $4.80M | 0.00% | +169,414+80.7% | Added |
| Bridgeway Capital Management, LLC | 403,043 | $5.10M | 0.11% | −5,240−1.3% | Reduced |
| Invenomic Capital Management LP | 475,692 | $6.02M | 0.29% | +3,156+0.7% | Added |
| Federated Hermes, Inc. | 656,032 | $8.30M | 0.01% | −24,213−3.6% | Reduced |
| Clearline Capital LP | 698,849 | $8.84M | 0.67% | 00.0% | Unchanged |
| BlackRock, Inc. | 880,712 | $11.1M | 0.00% | −177,561−16.8% | Reduced |
| IES Holdings, Inc. | 1,079,841 | $13.7M | 7.98% | +1,079,841 | New |
| Vanguard Group Inc | 1,109,588 | $14.0M | 0.00% | −55,466−4.8% | Reduced |
| Royce & Associates LP | 1,421,087 | $18.0M | 0.18% | +78,340+5.8% | Added |
| Weber Capital Management LLC | 1,482,102 | $18.7M | 17.70% | +1,482,102 | New |
| Dimensional Fund Advisors LP | 1,667,846 | $21.1M | 0.00% | +34,519+2.1% | Added |
| Mill Road Capital Management LLC | 1,672,681 | $21.2M | 12.57% | +3000.0% | Added |
| Acuitas Investments, LLC | 0 | $0 | 0.00% | −643,483−100.0% | Sold out |
| Inspire Advisors, LLC | 0 | $0 | 0.00% | −29,926−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −29,828−100.0% | Sold out |
| NJ State Employees Deferred Compensation Plan | 0 | $0 | 0.00% | −24,000−100.0% | Sold out |
| Lawson Kroeker Investment Management Inc | 0 | $0 | 0.00% | −21,362−100.0% | Sold out |
| Mackenzie Financial Corp | 0 | $0 | 0.00% | −10,893−100.0% | Sold out |
| Price T Rowe Associates Inc | 0 | $0 | 0.00% | −10,437−100.0% | Sold out |
| New York State Teachers Retirement System | 0 | $0 | 0.00% | −1,496−100.0% | Sold out |
| Optiver Holding B.V. | 0 | $0 | 0.00% | −270−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −12−100.0% | Sold out |
| Wolverine Trading, LLC | – | – | – | – | Not filed |