|
|
|
|
CUSIP No. 60649T 107
|
SCHEDULE 13G
|
2
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
1
|
|
NAMES OF REPORTING PERSONS
Sotirios J. Vahaviolos
|
2
|
|
CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (a)o
(See Instructions) (b)o
|
|
|
|
3
|
|
SEC USE ONLY
|
|
|
|
4
|
|
CITIZENSHIP OR PLACE OF ORGANIZATION
|
|
|
United States
|
|
|
|
|
|
|
5
|
|
SOLE VOTING POWER
|
|
NUMBER OF
|
|
|
10,350,705 (includes 43,928 restricted stock units)
|
|
|
|
|
|
|
SHARES
|
6
|
|
SHARED VOTING POWER
|
|
BENEFICIALLY
|
|
|
|
|
OWNED BY
|
|
|
0
|
|
EACH
|
7
|
|
SOLE DISPOSITIVE POWER
|
|
REPORTING
|
|
|
|
|
PERSON
|
|
|
10,350,705 (includes 43,928 restricted stock units))
|
|
|
|
|
|
|
WITH
|
8
|
|
SHARED DISPOSITIVE POWER
|
|
|
|
|
|
|
|
|
|
0
|
|
9
|
|
AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
|
|
|
|
|
|
10,350,705 (includes 43,928 restricted stock units)
|
|
|
|
10
|
|
CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
(See Instructions) o
|
|
|
|
11
|
|
PERCENTAGE OF CLASS REPRESENTED BY AMOUNT IN ROW 9
35.7%*
|
12
|
|
TYPE OF REPORTING PERSON (See Instructions)
|
|
|
|
|
|
IN
|
* This percentage calculation is based on 28,989,400 outstanding shares as of December 31, 2019, consisting of 28,945,472 shares issued and outstanding, 43,928 restricted stock units held by the reporting person.
|
|
|
|
CUSIP No. 60649T 107
|
SCHEDULE 13G
|
3
|
Item 1(a). Name of Issuer:
Mistras Group, Inc.
Item 1(b). Address of Issuer’s Principal Executive Offices:
195 Clarksville Road, Princeton Junction, New Jersey 08550
Item 2(a). Name of Person Filing:
Sotirios J. Vahaviolos
Item 2(b). Address of Principal Business Office or, if None, Residence:
195 Clarksville Road, Princeton Junction, New Jersey 08550
Item 2(c). Citizenship:
United States
Item 2(d). Title of Class of Securities:
Common Stock, $0.01 par value
Item 2(e). CUSIP Number:
60649T 107
Item 3. If This Statement Is Filed Pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
Not applicable
Item 4. Ownership.
Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.
(a) Amount beneficially owned:
10,350,705 (includes 43,928 restricted stock units)
(b) Percent of class:
35.7% (See footnote to 11 above on Page 2)
(c) Number of shares as to which the person has:
(i) Sole power to vote or to direct the vote
10,350,705 (includes 43,928 restricted stock units)
(ii) Shared power to vote or to direct the vote
0
|
|
|
|
CUSIP No. 60649T 107
|
SCHEDULE 13G
|
4
|
(iii) Sole power to dispose or to direct the disposition of
10,350,705 (includes 43,928 restricted stock units)
(iv) Shared power to dispose or to direct the disposition of
0
Item 5. Ownership of Five Percent or Less of a Class.
Not Applicable.
Item 6. Ownership of More than Five Percent on Behalf of Another Person.
Not Applicable.
Item 7. Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
Not Applicable.
Item 8. Identification and Classification of Members of the Group.
Not Applicable.
Item 9. Notice of Dissolution of Group.
Not Applicable.
Item 10. Certification.
Not Applicable.
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
February 13, 2020
|
|
|
|
|
|
|
|
|
|
|
|
/s/ Sotirios J. Vahaviolos
|
|
|
|
|