SC 13D/AThe Stakes
Mistras Group, Inc. files SC 13D/A
Filed Apr 23, 2026 · 2mo ago · Accession 0001193125-26-174325
Plain English
Activist stake — an investor has acquired more than 5% with intent to influence.
Read the source below for the full document.
Filing details
- Company
- Mistras Group, Inc.
- Ticker
- MG
- CIK
- 1436126
- Form type
- SC 13D/A
- Filing date
- Apr 23, 2026
- Report date
- —
- Document
- —
- Size
- —