Mistras Group (MG) EVP Coggins files amended Form 3/A insider report

Rhea-AI Filing Summary

Mistras Group, Inc. executive Eileen Mary Coggins, EVP & Chief Legal Officer, filed an amended insider report on SEC Form 3/A. The insider data provided show no reported buy, sell, acquisition, or disposition transactions, with all transaction counts and share amounts listed as zero.

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SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Coggins Eileen Mary

(Last) (First) (Middle)

195 CLARKSVILLE ROAD

(Street)

PRINCETON JUNCTION NJ 08550

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
09/15/2025

3. Issuer Name and Ticker or Trading Symbol
Mistras Group, Inc. [ MG ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP & Chief Legal Officer

5. If Amendment, Date of Original Filed (Month/Day/Year)
09/25/2025

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

No securities were beneficially owned as of 09/15/2025. (Tables I and II above are not applicable). This supersedes the Form 3 filed on September 25, 2025, which included grants after Ms. Coggins' employment commenced which should not have been included.

No securities are beneficially owned.

	/s/ Laura Boswell, attorney in fact for Eileen Mary Coggins	10/01/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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FAQ

What does Mistras Group (MG) EVP Eileen Mary Coggins report in this Form 3/A?

Eileen Mary Coggins, EVP & Chief Legal Officer of Mistras Group, is identified as a reporting person. The insider summary shows zero buy, sell, acquire, or dispose transactions and no reported share changes in this amended filing.

Are there any insider share purchases or sales in this Mistras Group (MG) Form 3/A?

No insider purchases or sales are reported. The transaction summary lists zero buyCount, sellCount, acquireCount, and disposeCount, with netBuySellShares at 0 and netBuySellDirection described as neutral in the provided data.

What role does the reporting person hold at Mistras Group (MG)?

The reporting person, Eileen Mary Coggins, serves as an officer of Mistras Group with the title "EVP & Chief Legal Officer." She is not listed as a director or 10% owner in the insider data excerpt.

Does this Mistras Group (MG) Form 3/A indicate any large ownership position?

The excerpt does not provide specific share ownership amounts. It only identifies Eileen Mary Coggins as a reporting officer and shows that all transaction counts and net share changes are zero in the transaction summary.

How does the transactionSummary characterize insider trading activity for Mistras Group (MG)?

The transactionSummary indicates no insider trading activity, with buyCount, sellCount, acquireCount, disposeCount, and otherCount all at 0. NetBuySellDirection is described as neutral, reflecting no net insider buying or selling.