Insider Transactions Reported by 20 Insiders of Mistras Group, Inc.

Symbol
MG on NYSE
Location
Princeton Junction, NJ

Insiders trading volume in the past year

Mistras Group, Inc. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
2025 Irrevocable Two-Year Grantor Retained Annuity Trust of Aspasia F. Vahaviolos 10%+ Owner $75,567,041 31 Dec 2025
Sotirios J. Vahaviolos Director, 10%+ Owner $36,183,501 06 Mar 2024
Aspasia Felice Vahaviolos 10%+ Owner $12,293,261 31 Dec 2025
Manuel N. Stamatakis Executive Chairman, Director $7,478,692 +$77,100 +1% 04 Mar 2026
Dennis Bertolotti President and CEO, Director $3,089,326 30 Mar 2023
Michael J. Lange Senior EVP $2,686,553 25 Sep 2024
Nicholas DeBenedictis Director $2,477,370 +$10,390 +0.42% 19 May 2025
Edward J. Prajzner Sr. EVP and CFO $2,217,734 16 Mar 2026
Natalia Shuman-Fabbri President and CEO, Director $1,851,207 25 Feb 2026
James J. Forese Director $1,579,279 19 May 2025
Jonathan H. Wolk Sr. EVP and COO $1,416,506 03 Jan 2023
John A. Smith Executive Vice President $971,322 03 Apr 2024
Hanei W. Hammad EVP & Chief Operating Officer $948,298 04 Mar 2026
Michael C. Keefe EVP, General Counsel $900,931 19 Mar 2025
Michelle Lohmeier Director $857,110 19 May 2025
Charles P. Pizzi Director $774,767 04 Dec 2025
Gennaro A. D'Alterio EVP, Chief Commercial Officer $692,996 04 Mar 2026
Richard H. Glanton Director $597,436 19 May 2025
Eileen Mary Coggins EVP, General Counsel $565,040 25 Feb 2026
Sotirios Vahaviolos January 2023 2-Year Grantor Retained Annuity Trust 10%+ Owner $0 02 Jul 2025

Recent Insider Transactions by Companies or Individuals for Mistras Group, Inc.

Showing up to 300 most recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
Edward J. Prajzner MG Common Stock Tax liability -1.48% -2,239 149,443 16 Mar 2026 Direct
Edward J. Prajzner MG Common Stock Tax liability -1.65% -2,540 151,682 07 Mar 2026 Direct
Manuel N. Stamatakis MG Common Stock Tax liability -0.16% -814 509,795 04 Mar 2026 Direct
Hanei W. Hammad MG Common Stock Tax liability -0.52% -337 64,642 04 Mar 2026 Direct
Edward J. Prajzner MG Common Stock Tax liability -0.45% -698 154,222 04 Mar 2026 Direct
Gennaro A. D'Alterio MG Common Stock Tax liability -0.39% -184 47,239 04 Mar 2026 Direct
Edward J. Prajzner MG Common Stock Tax liability -0.83% -1,303 154,920 28 Feb 2026 Direct
Gennaro A. D'Alterio MG Common Stock Tax liability -3.1% -1,517 47,423 28 Feb 2026 Direct
Hammad Hanei Wail MG Common Stock Award 50.8% 29,762 88,357 25 Feb 2026 Direct
Natalia Shuman-Fabbri MG Common Stock Award 404.8% 101,190 126,190 25 Feb 2026 Direct
Manuel N. Stamatakis MG Common Stock Award 20.3% 86,310 510,609 25 Feb 2026 Direct
Edward J. Prajzner MG Common Stock Award 31.3% 37,202 156,223 25 Feb 2026 Direct
Eileen Mary Coggins MG Common Stock Award 48.3% 7,242 22,242 25 Feb 2026 Direct
Gennaro A. D'Alterio MG Common Stock Award 68.6% 19,905 48,940 25 Feb 2026 Direct
Edward J. Prajzner MG Common Stock Tax liability -2.22% -2,699 119,021 05 Jan 2026 Direct
Manuel N. Stamatakis MG Common Stock Award 10.4% 40,000 424,299 02 Jan 2026 Direct
Aspasia Felice Vahaviolos MG Common Stock Gift -86% -5,251,358 854,292 31 Dec 2025 Direct
Charles P. Pizzi MG Common Stock Gift -3.13% -2,150 66,618 04 Dec 2025 Direct
Gennaro A. D'Alterio MG Common Stock Tax liability -1.61% -475 29,035 24 Sep 2025 Direct
Eileen Mary Coggins MG Common Stock Award 15,000 15,000 15 Sep 2025 Direct
Eileen Mary Coggins MG Right to buy Award 25,000 25,000 15 Sep 2025 Direct
Natalia Shuman-Fabbri MG Common Stock Award 25,000 25,000 08 Sep 2025 Direct
Natalia Shuman-Fabbri MG Stock Options (Right to Buy) Award 35,000 35,000 08 Sep 2025 Direct
Aspasia Felice Vahaviolos MG Common Stock Will/Inheritance 57% 2,217,087 6,105,650 02 Jul 2025 Direct
Sotirios Vahaviolos January 2023 2-Year Grantor Retained Annuity Trust MG Common Stock Gift -100% -4,685,578 0 02 Jul 2025 Direct
Manuel N. Stamatakis MG Common Stock Purchase 2.67% $77,100 $7.71 10,000 384,299 05 Jun 2025 Direct
Charles P. Pizzi MG Common Stock Award 26.6% 14,447 68,768 19 May 2025 Direct
Nicholas DeBenedictis MG Common Stock Award 6.35% 14,447 241,958 19 May 2025 Direct
James J. Forese MG Common Stock Award 9.28% 14,447 170,181 19 May 2025 Direct
Richard H. Glanton MG Common Stock Award 30.7% 14,447 61,569 19 May 2025 Direct
Michelle J. Lohmeier MG Common Stock Award 18.5% 14,447 92,361 19 May 2025 Direct
Hammad Hanei Wail MG Common Stock Tax liability -9.82% -6,384 58,595 25 Mar 2025 Direct
Nicholas DeBenedictis MG Common Stock Purchase 0.46% $10,390 $10.01 1,038 227,511 20 Mar 2025 Direct
Gennaro A. D'Alterio MG Common Stock Tax liability -2.17% -655 29,510 19 Mar 2025 Direct
Michael C. Keefe MG Common Stock Tax liability -1.92% -1,791 91,558 19 Mar 2025 Direct
Nicholas DeBenedictis MG Common Stock Purchase 4.12% $89,978 $10.04 8,962 226,473 19 Mar 2025 Direct
Manuel N. Stamatakis MG Common Stock Purchase 2.74% $99,500 $9.95 10,000 374,299 19 Mar 2025 Direct
Edward J. Prajzner MG Common Stock Tax liability -2.73% -3,418 121,720 19 Mar 2025 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.