---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-26-036918"
form_type: "8-K"
ticker: "MG"
cik: "0001436126"
company_name: "Mistras Group, Inc."
filed_at: "2026-05-20T20:30:39+00:00"
generated_at: "2026-05-20T20:33:40.050029+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.15
calibrated_materiality_score: 0.15
confidence: "high"
source: SEC EDGAR
---

# Mistras Group shareholders elect all director nominees, approve auditor and LTIP amendment at 2026 annual meeting

## Summary
- All seven director nominees elected; for votes ranged from 96.7% to 99.5% of votes cast excluding broker non-votes.
- Ratification of PricewaterhouseCoopers LLP as independent auditor for 2026 approved with 29,907,768 for, 164,402 against.
- Amendment to the 2016 Long-Term Incentive Plan approved with 25,998,434 for, 504,542 against, 3,536,377 broker non-votes.
- Advisory vote on executive compensation approved with 26,123,604 for, 212,125 against, 212,770 abstentions.

## SEC filing metadata
- accession: 0001628280-26-036918
- form_type: 8-K
- ticker: MG
- cik: 0001436126
- company_name: Mistras Group, Inc.
- filed_at: 2026-05-20T20:30:39+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.15
- calibrated_materiality_score: 0.15
- confidence: high
- sec_items: 5.07
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1436126/000162828026036918/0001628280-26-036918-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1436126/000162828026036918/formfor2026annualsharehold.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-26-036918
- JSON: https://secwatch.observer/filing/0001628280-26-036918.json
- Plain text: https://secwatch.observer/filing/0001628280-26-036918.txt

## Key facts
- Shareholder Votes
  Mistras Group, Inc. shareholders approved Approval of the Amendment to the MISTRAS Group, Inc. Amended and Restated 2016 Long-Term Incentive Plan at the 2026-05-19 meeting.
  - Proposal: equity plan
  - Outcome: passed
  - Meeting: 2026-05-19
  source text: 3. The approval of the Amendment to the MISTRAS Group, Inc. Amended and Restated 2016 Long-Term Incentive Plan was approved based on the following votes: Number of Votes Votes for approval 25,998,434 Votes against 504,542 Abstentions 45,523 Broker Non-votes 3,536,377
  evidence_url: https://www.sec.gov/Archives/edgar/data/1436126/000162828026036918/0001628280-26-036918-index.htm
- Shareholder Votes
  Mistras Group, Inc. shareholders approved Ratification of the appointment of PricewaterhouseCoopers LLP as the Company's independent registered public accounting firm for 2026 at the 2026-05-19 meeting.
  - Proposal: auditor ratification
  - Outcome: passed
  - Meeting: 2026-05-19
  source text: 2. The appointment of PricewaterhouseCoopers LLP as the Company’s independent registered public accounting firm for 2026 was ratified based upon the following votes: Number of Votes Votes for approval 29,907,768 Votes against 164,402 Abstentions 12,706 There were no broker non-votes for this item.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1436126/000162828026036918/0001628280-26-036918-index.htm
- Shareholder Votes
  Mistras Group, Inc. shareholders approved Election of the seven nominees to the Board of Directors for one-year terms at the 2026-05-19 meeting.
  - Proposal: director election
  - Outcome: passed
  - Meeting: 2026-05-19
  source text: 1. The seven nominees for election to the Board of Directors were elected based upon the following votes: Nominee Votes For Withheld Broker Non-Votes Nicholas DeBenedictis 26,230,415 318,084 3,536,377 James J. Forese 26,110,436 438,063 3,536,377 Richard H. Glanton 25,663,880 884,619 3,536,377 Michelle J. Lohmeier 26,271,656 276,843 3,536,377 Charles P. Pizzi 26,358,575 189,924 3,536,377 Natalia Shuman 26,280,588 267,911 3,536,377 Manuel N. Stamatakis 25,691,998 856,501 3,536,377
  evidence_url: https://www.sec.gov/Archives/edgar/data/1436126/000162828026036918/0001628280-26-036918-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.