MG insider transaction filings
Mistras Group, Inc. — 50 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-06-12. Screen MG transaction legs live →
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-06-12 | 4 | Vahaviolos Aspasia Felice — 10% owner | Gift (G): 411,875 @ $0 | EDGAR |
| 2026-06-12 | 4 | Foglia Stephanie Athena — 10% owner 2025 Irrevocable Two-Year Grantor Retained Annuity Trust of Aspasia F. Vahaviolos — 10% owner | Gift (G): 411,875 @ $0 | EDGAR |
| 2026-06-04 | 4 | Vahaviolos Aspasia Felice — 10% owner | Gift (G): 528,672 @ $0 | EDGAR |
| 2026-06-04 | 4 | Foglia Stephanie Athena — 10% owner 2025 Irrevocable Two-Year Grantor Retained Annuity Trust of Aspasia F. Vahaviolos — 10% owner | Sale (S): 1,000 @ $13.60 · Sale (S): 1,000 @ $14.60 · Sale (S): 1,000 @ $15.50 · Sale (S): 1,000 @ $18 · Gift (G): 528,672 @ $0 | EDGAR |
| 2026-05-21 | 4 | Lohmeier Michelle — Director | Grant/award (A): 6,862 @ $0 | EDGAR |
| 2026-05-21 | 4 | DEBENEDICTIS NICHOLAS — Director | Grant/award (A): 6,862 @ $0 | EDGAR |
| 2026-05-21 | 4 | PIZZI CHARLES P — Director | Grant/award (A): 6,862 @ $0 | EDGAR |
| 2026-05-21 | 4 | FORESE JAMES J — Director | Grant/award (A): 6,862 @ $0 | EDGAR |
| 2026-05-21 | 4 | GLANTON RICHARD H — Director | Grant/award (A): 6,862 @ $0 | EDGAR |
| 2026-03-26 | 4 | Hammad Hanei Wail — EVP & Chief Operating Officer | Tax withholding (F): 2,865 @ $15.10 | EDGAR |
| 2026-03-23 | 4 | Prajzner Edward J — Sr. EVP and CFO | Tax withholding (F): 1,367 @ $14.05 | EDGAR |
| 2026-03-17 | 4 | Prajzner Edward J — Sr. EVP and CFO | Tax withholding (F): 2,239 @ $14.61 | EDGAR |
| 2026-03-10 | 4 | Stamatakis Manuel N. — Executive Chairman, Director | Tax withholding (F): 814 @ $15.68 | EDGAR |
| 2026-03-10 | 4 | Hammad Hanei Wail — EVP & Chief Operating Officer | Tax withholding (F): 337 @ $15.68 | EDGAR |
| 2026-03-10 | 4 | D'Alterio Gennaro A. — EVP, Chief Commercial Officer | Tax withholding (F): 184 @ $15.68 | EDGAR |
| 2026-03-10 | 4 | Prajzner Edward J — Sr. EVP and CFO | Tax withholding (F): 698 @ $15.68 · Tax withholding (F): 2,540 @ $14.82 | EDGAR |
| 2026-03-09 | 4/A | Hammad Hanei Wail — EVP & Chief Operating Officer | Tax withholding (F): 6,384 @ $10.79 · Grant/award (A): 29,762 @ $0 | EDGAR |
| 2026-03-06 | 4 | SHUMAN-FABBRI NATALIA — President and CEO, Director | Grant/award (A): 101,190 @ $0 | EDGAR |
| 2026-03-06 | 4 | Stamatakis Manuel N. — Executive Chairman, Director | Grant/award (A): 86,310 @ $0 | EDGAR |
| 2026-03-06 | 4 | Prajzner Edward J — Sr. EVP and CFO | Grant/award (A): 37,202 @ $0 · Tax withholding (F): 1,303 @ $15.28 | EDGAR |
| 2026-03-04 | 4 | Coggins Eileen Mary — EVP, General Counsel | Grant/award (A): 7,242 @ $0 | EDGAR |
| 2026-03-04 | 4 | Hammad Hanei Wail — EVP & Chief Operating Officer | Disposition to issuer (D): 6,384 @ $10.79 · Grant/award (A): 29,762 @ $0 | EDGAR |
| 2026-03-03 | 4 | D'Alterio Gennaro A. — EVP, Chief Commercial Officer | Grant/award (A): 19,905 @ $0 · Tax withholding (F): 655 @ $15.28 · Tax withholding (F): 862 @ $15.28 | EDGAR |
| 2026-02-27 | 4 | Vahaviolos Aspasia Felice — 10% owner | Gift (G): 5,251,358 @ $0 | EDGAR |
| 2026-01-09 | 4/A | Stamatakis Manuel N. — Executive Chairman, Director | Grant/award (A): 40,000 @ $0 | EDGAR |
| 2026-01-09 | 4/A | Prajzner Edward J — Sr. EVP and CFO | Tax withholding (F): 2,699 @ $12.65 | EDGAR |
| 2026-01-05 | 4 | Stamatakis Manuel N. — Executive Chairman, Director | Grant/award (A): 40,000 @ $0 | EDGAR |
| 2026-01-05 | 4 | Prajzner Edward J — Sr. EVP and CFO | Tax withholding (F): 2,699 @ $12.65 | EDGAR |
| 2025-12-05 | 4 | PIZZI CHARLES P — Director | Gift (G): 2,150 @ $0 | EDGAR |
| 2025-12-04 | 4 | D'Alterio Gennaro A. — EVP, Chief Commercial Officer | Tax withholding (F): 475 @ $9.53 | EDGAR |
| 2025-10-01 | 4/A | Coggins Eileen Mary — EVP & Chief Legal Officer | Grant/award (A): 15,000 @ $0 · Grant/award (A): 25,000 (derivative) @ $0 | EDGAR |
| 2025-09-25 | 4 | Coggins Eileen Mary — EVP & Chief Legal Officer | Purchase (P): 15,000 @ $9.55 · Purchase (P): 25,000 (derivative) @ $9.55 | EDGAR |
| 2025-09-10 | 4 | Vahaviolos Aspasia Felice — 10% owner | Code (W): 2,217,087 @ $0 | EDGAR |
| 2025-09-10 | 4 | Sotirios Vahaviolos January 2023 2-Year Grantor Retained Annuity Trust — 10% owner | Gift (G): 4,685,578 @ $0 | EDGAR |
| 2025-09-10 | 4 | SHUMAN-FABBRI NATALIA — President and CEO, Director | Grant/award (A): 25,000 @ $0 · Grant/award (A): 35,000 (derivative) @ $0 | EDGAR |
| 2025-06-06 | 4 | Stamatakis Manuel N. — Executive Chairman, Director | Purchase (P): 10,000 @ $7.71 | EDGAR |
| 2025-05-21 | 4 | Lohmeier Michelle — Director | Grant/award (A): 14,447 @ $0 | EDGAR |
| 2025-05-21 | 4 | DEBENEDICTIS NICHOLAS — Director | Grant/award (A): 14,447 @ $0 | EDGAR |
| 2025-05-21 | 4 | PIZZI CHARLES P — Director | Grant/award (A): 14,447 @ $0 | EDGAR |
| 2025-05-21 | 4 | FORESE JAMES J — Director | Grant/award (A): 14,447 @ $0 | EDGAR |
| 2025-05-21 | 4 | GLANTON RICHARD H — Director | Grant/award (A): 14,447 @ $0 | EDGAR |
| 2025-03-20 | 4 | D'Alterio Gennaro A. — EVP, Chief Commercial Officer | Tax withholding (F): 655 @ $9.84 | EDGAR |
| 2025-03-20 | 4 | Stamatakis Manuel N. — Executive Chairman, Director | Purchase (P): 10,000 @ $9.95 | EDGAR |
| 2025-03-20 | 4 | Keefe Michael C — EVP, General Counsel | Tax withholding (F): 762 @ $10 · Tax withholding (F): 1,029 @ $9.84 | EDGAR |
| 2025-03-20 | 4 | Prajzner Edward J — Sr. EVP and CFO | Tax withholding (F): 626 @ $10 · Tax withholding (F): 1,489 @ $10 · Tax withholding (F): 1,303 @ $9.84 | EDGAR |
| 2025-03-20 | 4 | DEBENEDICTIS NICHOLAS — Director | Purchase (P): 10,000 @ $9.84 · Purchase (P): 1,038 @ $10.01 · Purchase (P): 8,962 @ $10.04 | EDGAR |
| 2025-03-06 | 4 | Stamatakis Manuel N. — Executive Chairman, Director | Grant/award (A): 5,700 @ $0 | EDGAR |
| 2025-03-06 | 4 | D'Alterio Gennaro A. — EVP, Chief Commercial Officer | Grant/award (A): 11,036 @ $0 · Grant/award (A): 1,700 @ $0 | EDGAR |
| 2025-03-06 | 4 | Hammad Hanei Wail — EVP & Chief Operating Officer | Grant/award (A): 14,521 @ $0 · Grant/award (A): 3,400 @ $0 | EDGAR |
| 2025-03-06 | 4 | Keefe Michael C — EVP, General Counsel | Grant/award (A): 10,455 @ $0 · Grant/award (A): 1,600 @ $0 | EDGAR |
Recent 8-K events — Mistras Group, Inc.
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-08-10 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-05-20 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2026-05-05 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-03-04 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-11-04 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-09-10 | 8-K | 5.02 — Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-08-06 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-05-23 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2025-05-08 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
| 2025-03-05 | 8-K | 2.02 — Results of Operations and Financial Condition 9.01 — Financial Statements and Exhibits | EDGAR |
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