MISTRAS supplements H.I.G. merger disclosures following shareholder lawsuits
MG•MISTRAS Group supplemented merger disclosures after two lawsuits challenged its proxy statement and sought to block H.I.G. Capital-controlled Athena Purchaser’s $20.35-per-share cash acquisition. The terms are unchanged, and the shareholder meeting remains scheduled for November 24, 2026.
1. Supplemental disclosures
MISTRAS Group supplemented its merger disclosures in response to two lawsuits challenging its proxy statement and seeking to block the transaction. The September 17, 2026, agreement calls for H.I.G. Capital-controlled Athena Purchaser to acquire the company for $20.35 per share in cash; the supplemental disclosures do not change the terms, and the shareholder meeting remains scheduled for November 24.
2. Go-shop period
No competing acquisition proposals emerged during the go-shop period, which expired October 27 after outreach involving 122 third parties. As of November 13, no executive officers or directors had agreements with the buyer or its affiliates covering post-closing employment or equity participation.




