Insider Shareholders with Direct Ownership of Mistras Group, Inc. (MG)
This section provides a comprehensive overview of the insiders with direct ownership of Mistras Group, Inc. (MG). You can find detailed information about the size and nature of each insider's ownership stake, as well as the latest updates on their holdings.
Mistras Group, Inc. Insider List
| Insider | Adquired | Disposed | Held | # of Trades | Last Transaction |
|---|---|---|---|---|---|
|
Aspasia Felice Vahaviolos
> 10% Shareholder |
2,217,087 | 0 | 6,105,650 $77 Million | 1 |
Jul 02, 2025
Added 26.64%
|
|
Sotirios J. Vahaviolos
Director |
2,049,140 | 6,742,083 | 3,890,699 $49.1 Million | 5 |
Mar 06, 2024
Added 34.5%
|
|
Dennis Bertolotti
President and CEO |
218,353 | 66,345 | 424,358 $5.35 Million | 14 |
Mar 30, 2023
Reduced 0.74%
|
|
Manuel N. Stamatakis
Executive Chairman |
248,037 | 47,721 | 384,299 $4.85 Million | 15 |
Jun 05, 2025
Added 2.54%
|
|
Nicholas Debenedictis
Director |
97,672 | 0 | 241,958 $3.05 Million | 17 |
May 19, 2025
Added 5.63%
|
|
Michael J. Lange
Senior EVP |
69,971 | 131,807 | 240,515 $3.03 Million | 25 |
Sep 25, 2024
Reduced 2.48%
|
|
Jonathan H Wolk
Sr. EVP and COO |
107,104 | 20,168 | 194,575 $2.45 Million | 12 |
Jan 03, 2023
Reduced 2.43%
|
|
James J Forese
Director |
68,768 | 0 | 170,181 $2.15 Million | 9 |
May 19, 2025
Added 7.82%
|
|
Edward J Prajzner
Sr. EVP and CFO |
126,684 | 18,874 | 121,720 $1.53 Million | 19 |
Mar 19, 2025
Reduced 1.06%
|
|
John Anthony Smith
Executive Vice President |
7,000 | 11,089 | 100,447 $1.27 Million | 3 |
Apr 03, 2024
Reduced 1.05%
|
|
Michelle Lohmeier
Director |
68,768 | 0 | 92,361 $1.16 Million | 9 |
May 19, 2025
Added 13.53%
|
|
Michael C Keefe
EVP, General Counsel |
72,194 | 22,523 | 91,558 $1.15 Million | 19 |
Mar 19, 2025
Reduced 1.11%
|
|
Charles P Pizzi
Director |
68,768 | 2,150 | 66,618 $840,052 | 10 |
Dec 04, 2025
Reduced 3.13%
|
|
Hanei Wail Hammad
EVP & Chief Operating Officer |
64,979 | 0 | 64,979 $819,385 | 2 |
Mar 05, 2025
Added 4.97%
|
|
Richard H Glanton
Director |
69,521 | 44,057 | 61,569 $776,385 | 11 |
May 19, 2025
Added 19.01%
|
|
Gennaro A. D'Alterio
EVP, Chief Commercial Officer |
30,736 | 1,701 | 29,035 $366,131 | 6 |
Sep 24, 2025
Reduced 1.61%
|
|
Natalia Shuman Fabbri
President and CEO |
25,000 | 0 | 25,000 $315,250 | 1 |
Sep 08, 2025
Added 50.0%
|
|
Eileen Mary Coggins
EVP & Chief Legal Officer |
15,000 | 0 | 15,000 $189,150 | 1 |
Sep 15, 2025
Added 50.0%
|
|
Sotirios Vahaviolos January 2023 2 Year Grantor Retained Annuity Trust
> 10% Shareholder |
0 | 6,734,718 | 0 $0 | 2 |
Jul 02, 2025
Reduced 100.0%
|