{"transactions":[{"id":827483,"issuer":{"id":5354,"kind":"organization","name":"Mistras Group, Inc.","symbol":"MG"},"owners":[{"id":55858,"kind":"person","name":"Hammad Hanei Wail","position":1,"cik":"0002018025","reported_name":"Hammad Hanei Wail","relationship":{"officer":true,"officer_title":"EVP & Chief Operating Officer"}}],"security":"Common Stock","published_at":"2026-03-26T16:09:58.000Z","date":"2026-03-26","kind":"tax_withholding","planned":false,"acquired":false,"shares":2865,"price":15.1,"value":43261.5,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Transaction represents shares withheld to pay taxes upon vesting of restricted stock units."}],"balance_after":61777,"source":{"system":"sec-edgar","filing":"0001436126-26-000056","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2018025/000143612626000056/form4.xml","form_type":"4"}},{"id":851459,"issuer":{"id":5354,"kind":"organization","name":"Mistras Group, Inc.","symbol":"MG"},"owners":[{"id":55858,"kind":"person","name":"Hammad Hanei Wail","position":1,"cik":"0002018025","reported_name":"Hammad Hanei Wail","relationship":{"officer":true,"officer_title":"EVP & Chief Operating Officer"}}],"security":"Common Stock","published_at":"2026-03-10T14:34:47.000Z","date":"2026-03-04","kind":"tax_withholding","planned":false,"acquired":false,"shares":337,"price":15.68,"value":5284.16,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Transaction represents shares withheld to pay taxes upon vesting of restricted stock units,"}],"balance_after":64642,"source":{"system":"sec-edgar","filing":"0001436126-26-000048","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2018025/000143612626000048/form4.xml","form_type":"4"}},{"id":853904,"issuer":{"id":5354,"kind":"organization","name":"Mistras Group, Inc.","symbol":"MG"},"owners":[{"id":55858,"kind":"person","name":"Hammad Hanei Wail","position":1,"cik":"0002018025","reported_name":"Hammad Hanei Wail","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP & Chief Operating Officer"}}],"security":"Common Stock","published_at":"2026-03-09T21:23:20.000Z","date":"2026-02-25","kind":"grant","planned":false,"acquired":true,"shares":29762,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents an award of restricted stock units for payment of a performance award earned, which vest on December 31 in 2026, 2027, 2028 and 2029."}],"balance_after":88357,"source":{"system":"sec-edgar","filing":"0002018025-26-000003","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2018025/000201802526000003/primary_doc.xml","form_type":"4/A","original_submission_date":"2026-03-04"}},{"id":853903,"issuer":{"id":5354,"kind":"organization","name":"Mistras Group, Inc.","symbol":"MG"},"owners":[{"id":55858,"kind":"person","name":"Hammad Hanei Wail","position":1,"cik":"0002018025","reported_name":"Hammad Hanei Wail","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP & Chief Operating Officer"}}],"security":"Common Stock","published_at":"2026-03-09T21:23:20.000Z","date":"2025-03-25","kind":"tax_withholding","planned":false,"acquired":false,"shares":6384,"price":10.79,"value":68883.36,"ownership":{"direct":true},"balance_after":58595,"source":{"system":"sec-edgar","filing":"0002018025-26-000003","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2018025/000201802526000003/primary_doc.xml","form_type":"4/A","original_submission_date":"2026-03-04"}},{"id":862247,"issuer":{"id":5354,"kind":"organization","name":"Mistras Group, Inc.","symbol":"MG"},"owners":[{"id":55858,"kind":"person","name":"Hammad Hanei Wail","position":1,"cik":"0002018025","reported_name":"Hammad Hanei Wail","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP & Chief Operating Officer"}}],"security":"Common Stock","published_at":"2026-03-04T21:05:33.000Z","date":"2026-02-25","kind":"grant","planned":false,"acquired":true,"shares":29762,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents an award of restricted stock units for payment of a performance award earned, which vest on December 31 in 2026, 2027, 2028 and 2029."}],"balance_after":88357,"source":{"system":"sec-edgar","filing":"0002018025-26-000001","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2018025/000201802526000001/primary_doc.xml","form_type":"4"}},{"id":862246,"issuer":{"id":5354,"kind":"organization","name":"Mistras Group, Inc.","symbol":"MG"},"owners":[{"id":55858,"kind":"person","name":"Hammad Hanei Wail","position":1,"cik":"0002018025","reported_name":"Hammad Hanei Wail","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"EVP & Chief Operating Officer"}}],"security":"Common Stock","published_at":"2026-03-04T21:05:33.000Z","date":"2025-03-25","kind":"disposition_to_issuer","planned":false,"acquired":false,"shares":6384,"price":10.79,"value":68883.36,"ownership":{"direct":true},"balance_after":58595,"source":{"system":"sec-edgar","filing":"0002018025-26-000001","document":"primary_doc.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2018025/000201802526000001/primary_doc.xml","form_type":"4"}},{"id":1220046,"issuer":{"id":5354,"kind":"organization","name":"Mistras Group, Inc.","symbol":"MG"},"owners":[{"id":55858,"kind":"person","name":"Hammad Hanei Wail","position":1,"cik":"0002018025","reported_name":"Hammad Hanei Wail","relationship":{"officer":true,"officer_title":"EVP & Chief Operating Officer"}}],"security":"Common Stock","published_at":"2025-03-06T17:02:00.000Z","date":"2025-03-05","kind":"grant","planned":false,"acquired":true,"shares":3400,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F2","text":"Represents an award of restricted stock units that will vest 100% on the first anniversary date of the grant."}],"balance_after":64979,"source":{"system":"sec-edgar","filing":"0001127602-25-008555","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/2018025/000112760225008555/form4.xml","form_type":"4"}},{"id":1220045,"issuer":{"id":5354,"kind":"organization","name":"Mistras Group, Inc.","symbol":"MG"},"owners":[{"id":55858,"kind":"person","name":"Hammad Hanei Wail","position":1,"cik":"0002018025","reported_name":"Hammad Hanei Wail","relationship":{"officer":true,"officer_title":"EVP & Chief Operating Officer"}}],"security":"Common Stock","published_at":"2025-03-06T17:02:00.000Z","date":"2025-03-05","kind":"grant","planned":false,"acquired":true,"shares":14521,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents an award of restricted stock units for payment of a performance award earned, which vest 25% on  December 31 in 2025, 2026, 2027 and 2028."}],"balance_after":61579,"source":{"system":"sec-edgar","filing":"0001127602-25-008555","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2018025/000112760225008555/form4.xml","form_type":"4"}},{"id":1550542,"issuer":{"id":5354,"kind":"organization","name":"Mistras Group, Inc.","symbol":"MG"},"owners":[{"id":55858,"kind":"person","name":"Hammad Hanei Wail","position":1,"cik":"0002018025","reported_name":"Hammad Hanei Wail","relationship":{"officer":true,"officer_title":"EVP & Chief Transformation Off"}}],"security":"Common Stock","published_at":"2024-04-03T17:24:07.000Z","date":"2024-03-26","kind":"grant","planned":false,"acquired":true,"shares":47058,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"Represents an award of restricted stock units that will vest 50% on the first anniversary date of the grant and 25% on each of the second and third anniversary dates of the grant."}],"balance_after":47058,"source":{"system":"sec-edgar","filing":"0001127602-24-012298","document":"form4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/2018025/000112760224012298/form4.xml","form_type":"4"}}]}