🕵️ Mistras Group, Inc. ($MG)
SEC insider & ownership activity, last 12 months · CIK 1436126 · every row links its SEC filing
Over the last 12 months insiders sold $62K against $382K of open-market buying. Coggins Eileen Mary bought $382K in discretionary trades (Sep). Stephanie Foglia added 5.1% → 18.6%; 2025 Irrevocable Two-Year Grantor Retained Annuity Trust of Aspasia F. Vahaviolos trimmed 14.8% → 13.6%. No red-flag 8-Ks in the window.
Monthly net open-market insider flow, last 12 months (up = net buying)
Insider flow
1 buyer, $382K (2 lots) · 1 seller, $62K (4 lots)
| Insider | Buys | Bought | Sells | Sold | Last |
|---|---|---|---|---|---|
| Coggins Eileen Mary | 2 | $382K | 0 | – | Sep 15, 2025 |
| Foglia Stephanie Athena | 0 | – | 4 | $62K | Apr 17, 2026 |
5%+ holders
| Holder | Stake | Class | Schedule | Event | |
|---|---|---|---|---|---|
| Aspasia Vahaviolos | 19.3% | 13G | Mar 31, 2026 | filing ↗ | |
| Stephanie Foglia | 18.6% | 13D | Jun 10, 2026 | filing ↗ | |
| 2025 Irrevocable Two-Year Grantor Retained Annuity Trust of Aspasia F. Vahaviolos | 13.6% | 13D | Jun 10, 2026 | filing ↗ | |
| MILL ROAD Capital III, L.P. | 5.9% | 13D | Apr 21, 2026 | filing ↗ | |
| Thomas E. Lynch | 5.9% | 13D | Apr 21, 2026 | filing ↗ | |
| MILL ROAD Capital III GP LLC | 5.9% | 13D | Apr 21, 2026 | filing ↗ | |
| Dimensional Fund Advisors LP | 5.2% | 13G | Jul 15, 2025 | filing ↗ | |
| Kristy Kyriakopoulos | 5.1% | 13G | Mar 31, 2026 | filing ↗ |
Planned insider sales (Form 144)
No sale notices filed in the last 12 months.
Material events (8-K)
| Item | Event date | |
|---|---|---|
| Shareholder vote (5.07) | May 19, 2026 | filing ↗ |
| Earnings (2.02) | May 5, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | May 5, 2026 | filing ↗ |
| Earnings (2.02) | Mar 4, 2026 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Mar 4, 2026 | filing ↗ |
| Earnings (2.02) | Nov 4, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Nov 4, 2025 | filing ↗ |
| Officer/director changes (5.02) | Sep 8, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Sep 8, 2025 | filing ↗ |
| Earnings (2.02) | Aug 6, 2025 | filing ↗ |
| Financial Statements and Exhibits (9.01) | Aug 6, 2025 | filing ↗ |