MG

Mistras Group, Inc.$18.73+0.10 (+0.56%)

Prev Close$18.63·MCap$560.3M·P/E26.83·Vol100.9K·Yield—

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Buys (12M)

$143.3K

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Sells (12M)

$100.4K

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Net Activity

Net Buyer

$42.9K

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Active Insiders

last 12 mo

Over the past 12 months, insider activity at Mistras Group, Inc. (MG) has been mixed between buying and selling, with 1 insider purchase totaling $143.3K and 3 insider sales totaling $100.4K. The most recent insider transaction was by Foglia Stephanie Athena (10 percent owner), who sold $61.7K worth of shares on Jun 4, 2026. Mistras Group, Inc. operates in the Industrials sector, within the Security & Protection Services industry, with a market cap of $560.3M.

MG Insider Trading Activity

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
Jun 4, 2026	Foglia Stephanie Athena	10 percent owner	Sell	4,000	$15.43	$61.7K	4,692-46%
Jan 5, 2026	Prajzner Edward J	Sr. EVP and CFO	Sell	2,699	$12.65	$34.1K	0
Sep 24, 2025	D'Alterio Gennaro A.	EVP, Chief Commercial Officer	Sell	475	$9.53	$4.5K	0
Sep 15, 2025	Coggins Eileen Mary	EVP & Chief Legal Officer	Buy	15,000	$9.55	$143.3K	0
Jun 5, 2025	Stamatakis Manuel N.	Executive Chairman	Buy	10,000	$7.71	$77.1K	0
Mar 19, 2025	D'Alterio Gennaro A.	EVP, Chief Commercial Officer	Sell	655	$9.84	$6.4K	0
Mar 19, 2025	Keefe Michael C	EVP, General Counsel	Sell	1,791	$9.91	$17.7K	0
Mar 19, 2025	Prajzner Edward J	Sr. EVP and CFO	Sell	3,418	$9.94	$34.0K	0
Mar 19, 2025	Stamatakis Manuel N.	Executive Chairman	Buy	10,000	$9.95	$99.5K	0
Mar 18, 2025	DEBENEDICTIS NICHOLAS	Director	Buy	20,000	$9.94	$198.8K	0
Sep 25, 2024	Lange Michael J.	Senior EVP	Sell	6,111	$11.17	$68.3K	240,515
Sep 24, 2024	Lange Michael J.	Senior EVP	Sell	31,377	$11.13	$349.1K	265,176
Sep 20, 2024	Lange Michael J.	Senior EVP	Sell	62,512	$10.82	$676.5K	333,357
Jun 20, 2024	GLANTON RICHARD H	Director	Sell	21,000	$7.68	$161.3K	42,117-33%
Mar 27, 2024	Stamatakis Manuel N.	Interim President and CEO	Buy	15,000	$6.00	$90.0K	233,599
Mar 14, 2024	Lange Michael J.	Senior EVP	Sell	5,000	$8.53	$42.6K	341,838
Dec 20, 2023	DEBENEDICTIS NICHOLAS	Director	Buy	3,000	$7.05	$21.1K	195,527
Dec 13, 2023	DEBENEDICTIS NICHOLAS	Director	Buy	2,100	$6.60	$13.8K	192,527
Nov 15, 2023	Smith John Anthony	Executive Vice President	Sell	10,018	$6.29	$63.0K	94,518
Nov 9, 2023	DEBENEDICTIS NICHOLAS	Director	Buy	3,804	$5.94	$22.6K	190,427
Mar 25, 2022	GLANTON RICHARD H	Director	Buy	753	$6.37	$4.8K	22,968
Sep 24, 2021	GLANTON RICHARD H	Director	Sell	4,357	$9.04	$39.4K	22,215
Aug 19, 2021	Stamatakis Manuel N.	Director	Buy	5,000	$9.62	$48.1K	184,729
Jun 16, 2021	GLANTON RICHARD H	Director	Sell	18,000	$10.95	$197.1K	22,215-45%
May 12, 2021	Stamatakis Manuel N.	Director	Buy	15,000	$9.98	$149.7K	175,372

MG Insider Buying Activity

The following table shows recent insider purchases of Mistras Group, Inc. (MG) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
Sep 15, 2025	Coggins Eileen Mary	EVP & Chief Legal Officer	Buy	15,000	$9.55	$143.3K	0
Jun 5, 2025	Stamatakis Manuel N.	Executive Chairman	Buy	10,000	$7.71	$77.1K	0
Mar 19, 2025	Stamatakis Manuel N.	Executive Chairman	Buy	10,000	$9.95	$99.5K	0
Mar 18, 2025	DEBENEDICTIS NICHOLAS	Director	Buy	20,000	$9.94	$198.8K	0
Mar 27, 2024	Stamatakis Manuel N.	Interim President and CEO	Buy	15,000	$6.00	$90.0K	233,599
Dec 20, 2023	DEBENEDICTIS NICHOLAS	Director	Buy	3,000	$7.05	$21.1K	195,527
Dec 13, 2023	DEBENEDICTIS NICHOLAS	Director	Buy	2,100	$6.60	$13.8K	192,527
Nov 9, 2023	DEBENEDICTIS NICHOLAS	Director	Buy	3,804	$5.94	$22.6K	190,427
Mar 25, 2022	GLANTON RICHARD H	Director	Buy	753	$6.37	$4.8K	22,968
Aug 19, 2021	Stamatakis Manuel N.	Director	Buy	5,000	$9.62	$48.1K	184,729
May 12, 2021	Stamatakis Manuel N.	Director	Buy	15,000	$9.98	$149.7K	175,372

MG Insider Selling Activity

The following table shows recent insider sales of Mistras Group, Inc. (MG) stock reported via SEC Form 4 filings.

Date	Insider	Role	Type	Shares	Avg Price	Value	Shares After
Jun 4, 2026	Foglia Stephanie Athena	10 percent owner	Sell	4,000	$15.43	$61.7K	4,692-46%
Jan 5, 2026	Prajzner Edward J	Sr. EVP and CFO	Sell	2,699	$12.65	$34.1K	0
Sep 24, 2025	D'Alterio Gennaro A.	EVP, Chief Commercial Officer	Sell	475	$9.53	$4.5K	0
Mar 19, 2025	D'Alterio Gennaro A.	EVP, Chief Commercial Officer	Sell	655	$9.84	$6.4K	0
Mar 19, 2025	Keefe Michael C	EVP, General Counsel	Sell	1,791	$9.91	$17.7K	0
Mar 19, 2025	Prajzner Edward J	Sr. EVP and CFO	Sell	3,418	$9.94	$34.0K	0
Sep 25, 2024	Lange Michael J.	Senior EVP	Sell	6,111	$11.17	$68.3K	240,515
Sep 24, 2024	Lange Michael J.	Senior EVP	Sell	31,377	$11.13	$349.1K	265,176
Sep 20, 2024	Lange Michael J.	Senior EVP	Sell	62,512	$10.82	$676.5K	333,357
Jun 20, 2024	GLANTON RICHARD H	Director	Sell	21,000	$7.68	$161.3K	42,117-33%
Mar 14, 2024	Lange Michael J.	Senior EVP	Sell	5,000	$8.53	$42.6K	341,838
Nov 15, 2023	Smith John Anthony	Executive Vice President	Sell	10,018	$6.29	$63.0K	94,518
Sep 24, 2021	GLANTON RICHARD H	Director	Sell	4,357	$9.04	$39.4K	22,215
Jun 16, 2021	GLANTON RICHARD H	Director	Sell	18,000	$10.95	$197.1K	22,215-45%