SEC Form 4 · accession 0002082296-26-000002
Mistras Group, Inc. · MG
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Aspasia Felice Vahaviolos
10% Owner
Period of report
Dec 31, 2025
Accepted (ET)
Jun 4, 2026 · 4:08 pm EDT
Rule 10b5-1 plan
box not checked
Issuer CIK
0001436126
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Dec 31, 2025 | G | 528,672 | $0.00 | A | 1,382,964 | D |
Table II — derivative securities
No Table II lines on this filing.
Explanation of responses
- F1Represents an ordinary course annuity payment made by the 2025 Irrevocable Two-Year Grantor Retained Annuity Trust of Aspasia F. Vahaviolos ("GRAT") to the reporting person pursuant to the terms of the GRAT.