Mistras Group, Inc.

Services-Engineering ServicesNYSEAccelerated filer

Total Trades

Buys

Sells

Largest Trade

$100K–$500K

Insiders

Institutional Funds

Inst. Value

$1M+

Activist Filings

Insider Trades

Insider	Title	Type	Value	Shares	Price	Date
Coggins Eileen Mary	EVP & Chief Legal …	BUY	$100K–$500K	15K	$9.55	Sep 25, 2025
Stamatakis Manuel N.	Executive Chairman	BUY	$50K–$100K	10K	$7.71	Jun 6, 2025
DEBENEDICTIS NICHOLAS	Director	BUY	$100K–$500K	20K	$9.94	Mar 20, 2025
Stamatakis Manuel N.	Executive Chairman	BUY	$50K–$100K	10K	$9.95	Mar 20, 2025
Lange Michael J.	Senior EVP	SELL	$50K–$100K	6K	$11.17	Sep 25, 2024
Lange Michael J.	Senior EVP	SELL	$100K–$500K	31K	$11.13	Sep 24, 2024
GLANTON RICHARD H	Director	SELL	$100K–$500K	21K	$7.68	Jun 20, 2024
Stamatakis Manuel N.	Interim President …	BUY	$50K–$100K	15K	$6.00	Mar 27, 2024
Smith John Anthony	Executive Vice Pre…	SELL	$50K–$100K	10K	$6.29	Nov 15, 2023
DEBENEDICTIS NICHOLAS	Director	BUY	$15K–$50K	4K	$5.94	Nov 9, 2023
GLANTON RICHARD H	Director	BUY	$1K–$15K	753	$6.37	Mar 25, 2022

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13F filings as of Dec 31, 2025 · 90 funds holding

Fund	Shares	Value	Type
DIMENSIONAL FUND ADVISORS LP	1.6M	$1M+	SH
WEBER CAPITAL MANAGEMENT LLC /ADV	1.5M	$1M+	SH
ROYCE & ASSOCIATES LP	1.4M	$1M+	SH
IES Holdings, Inc.	1.1M	$1M+	SH
FEDERATED HERMES, INC.	656K	$1M+	SH
DEUTSCHE BANK AG\	372K	$1M+	SH
STATE STREET CORP	331K	$1M+	SH
GEODE CAPITAL MANAGEMENT, LLC	310K	$1M+	SH
Pacific Ridge Capital Partners, LLC	284K	$1M+	SH
CSM Advisors, LLC	269K	$1M+	SH
Empowered Funds, LLC	219K	$1M+	SH
JB CAPITAL PARTNERS LP	202K	$1M+	SH
RENAISSANCE TECHNOLOGIES LLC	202K	$1M+	SH
PEAK6 LLC	176K	$1M+	SH (Call)
O'SHAUGHNESSY ASSET MANAGEMENT, LLC	143K	$1M+	SH
J. Goldman & Co LP	134K	$1M+	SH
JACOBS LEVY EQUITY MANAGEMENT, INC	124K	$1M+	SH
Informed Momentum Co LLC	96K	$1M+	SH
Squarepoint Ops LLC	90K	$1M+	SH
RITHOLTZ WEALTH MANAGEMENT	86K	$1M+	SH