Mistras Group Inc

-

Stock Issuer and Owners

Home | Sign Up | Log In
New Features
Latest Fund Raises
Related People
Fund Service Providers
Startup & Company Raises
List of Funds
Boston Firms
Boston Hedge Funds
Cornell Alumni Firms
CalPERS Portfolio
NYSCRF Portfolio
User Guide
Regulatory AUM vs AUM
LP Portfolios
Related Firms
Build a Portfolio
Comprehensive Search
Keyboard
Mistras Group Inc
TickerMG
CIK #0001436126
CUSIP60649T107
SectorTrade & Services - Services-Engineering Services
Address195 Clarksville Road, Princeton Junction, NJ 08550
Source [EDGAR]
CIK Filing 2011 - 2026
[0001436126] 10-K
[0001436126] 10-Q
[0001436126] 3
[0001436126] 4
[0001436126] 5
[0001436126] 8-K
[0001436126] SC 13D
[0001436126] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Vahaviolos Aspasia Felice Mistras Group Inc [2026-03-31] 0.0
Foglia Stephanie Athena Mistras Group Inc [2026-03-31] 0.0
Dimensional Fund Advisors LP Mistras Group Inc [2025-07-15] 0.0
Mill Road Capital III LP Mistras Group Inc [2024-07-09] 81945.2
Sotirios Vahaviolos January 2023 2-Year Grantor Retained Annuity Trust Mistras Group Inc [2024-02-14] 22.0
Vahaviolos Sotirios J Mistras Group Inc [2023-02-07] 0.0
Sotirios Vahaviolos January 2023 2-Year Grantor Retained Annuity Trust Mistras Group Inc [2023-01-26] 22.5
Vahaviolos Sotirios J Mistras Group Inc [2022-02-09] 0.0
Mistras Group Inc Mistras Group Inc [2020-02-13] 0.0
Dimensional Fund Advisors LP Mistras Group Inc [2020-02-12] 5.05
Broad Run Investment Management LLC Mistras Group Inc [2018-02-15] 5.5
Vanguard Group Inc Mistras Group Inc [2018-02-09] 5.03
Vanguard Group Inc Mistras Group Inc [2018-02-09] 5.03
Wellington Management Group LLP Mistras Group Inc [2015-02-12] 5.57
RBC Global Asset Management US Mistras Group Inc [2015-02-04] 5.2
Smallcap World Fund Inc Mistras Group Inc [2014-02-14] 5.1
Form 3/4/5 Filer 2011 - 2026
Vahaviolos Aspasia Felice
Mistras Group Inc
Foglia Stephanie Athena
2025 Irrevocable Two-Year Grantor Retained Annuity Trust of
Pizzi Charles P
Glanton Richard H
Forese James J
Lohmeier Michelle
Debenedictis Nicholas
Hammad Hanei Wail
Prajzner Edward J
Stamatakis Manuel N
D'Alterio Gennaro A
Shuman-Fabbri Natalia
Coggins Eileen Mary
Keefe Michael C
Lange Michael J
Vahaviolos Sotirios J
Sotirios Vahaviolos January 2023 2-Year Grantor Retained Ann
Smith John Anthony
Bertolotti Dennis
Wolk Jonathan H
Weldon Wayne Curtis
Carlos Mark F
Ruff Ellen T
Genesi Ralph L
Dickinson Daniel M
Vogel Justin
Orlando Philip
Joyce Francis T
Cole Phillip T
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Hammad Hanei Wail
Common Stock
2026-03-26 Tax withheld 2,865 $15.10 43,262
Prajzner Edward J
Common Stock
2026-03-22 Tax withheld 1,367 $14.05 19,206
Prajzner Edward J
Common Stock
2026-03-16 Tax withheld 2,239 $14.61 32,712
Prajzner Edward J
Common Stock
2026-03-07 Tax withheld 2,540 $14.82 37,643
D'Alterio Gennaro A
Common Stock
2026-03-04 Tax withheld 184 $15.68 2,885
Prajzner Edward J
Common Stock
2026-03-04 Tax withheld 698 $15.68 10,945
Stamatakis Manuel N
Common Stock
2026-03-04 Tax withheld 814 $15.68 12,764
Hammad Hanei Wail
Common Stock
2026-03-04 Tax withheld 337 $15.68 5,284
D'Alterio Gennaro A
Common Stock
2026-02-28 Tax withheld 655 $15.28 10,008
D'Alterio Gennaro A
Common Stock
2026-02-28 Tax withheld 862 $15.28 13,171
Prajzner Edward J
Common Stock
2026-02-28 Tax withheld 1,303 $15.28 19,910
Prajzner Edward J
Common Stock
2026-02-25 Grant 37,202 $0.00
D'Alterio Gennaro A
Common Stock
2026-02-25 Grant 19,905 $0.00
Common Stock
2026-02-25 Grant 29,762 $0.00
Coggins Eileen Mary
Common Stock
2026-02-25 Grant 7,242 $0.00
Stamatakis Manuel N
Common Stock
2026-02-25 Grant 86,310 $0.00
Hammad Hanei Wail
Common Stock
2026-02-25 Grant 29,762 $0.00
Shuman-Fabbri Natalia
Common Stock
2026-02-25 Grant 101,190 $0.00
Common Stock
2026-01-05 Tax withheld 2,699 $12.65 34,142
Prajzner Edward J
Common Stock
2026-01-05 Tax withheld 2,699 $12.65 34,142
showing 20 of 200 most recent transactions
13F Ownership Over TimeHoldersShares Held
2026-03-31 130 17,739,286
2025-12-31 124 17,757,070
2025-09-30 112 16,091,567
2025-06-30 109 15,917,131
2025-03-31 111 15,925,672
2024-12-31 109 14,880,128
2024-09-30 107 15,128,293
2024-06-30 92 14,380,584
2024-03-31 85 14,652,366
2023-12-31 80 14,539,089
2023-09-30 79 14,972,427
2023-06-30 80 14,958,194
Form 13F Holdings
Firm Period DFND Voting Shares
Wealth Enhancement Advisory Services LLC [2026-06-30] SOLE 11 45,011
Ellsworth Advisors LLC [2026-06-30] SOLE 0 42,316
Old National Bancorp /IN/ [2026-06-30] SOLE 20,000 20,000
Assenagon Asset Management SA [2026-06-30] SOLE 17,971 17,971
Alaska Retirement Management Board [2026-06-30] SOLE 1,765 1,765
Torren Management LLC [2026-06-30] SOLE 0 126
Gamma Investing LLC [2026-06-30] DFND 121 121
MassMutual Private Wealth & Trust FSB [2026-06-30] SOLE 31 31
IFP Advisors LLC [2026-06-30] SOLE 22 22
Farther Finance Advisors LLC [2026-06-30] SOLE 0 3
True Wealth Design LLC [2026-06-30] SOLE 0 2
Prev | Page 1 | Next
Terms | Privacy | Providers | Companies | Guide
tony@aum13f.com