H.I.G. Capital to Acquire Mistras Group in $866 Million Cash Deal

Key Facts

1Mistras Group agreed to be acquired by H.I.G. Capital in an all-cash deal valued at $866 million.

2The buyout offer is priced at $20.35 per share, driving MG stock to a 52-week high.

In a move reflecting the continued appetite of private equity firms for industrial service providers, Mistras Group has entered into a definitive agreement to be acquired by H.I.G. Capital. According to reports, the all-cash transaction is valued at approximately $866 million, with the buyout offer priced at $20.35 per share. The acquisition is intended to take the company private, offering a significant liquidity event for shareholders.

The announcement of the buyout drove MG stock to a new 52-week high as markets reacted to the premium offered by the private equity firm. Based on the definitive agreement, the $20.35 per share price effectively sets a valuation floor for the company's equity during the transition period. This acquisition aligns with H.I.G. Capital's strategy of acquiring specialized technical service firms to integrate into its broader portfolio.

Per market data, MG shares closed at $19.84 on September 17, 2026, having reached a day high of $20.40 during the session. Investors will now be watching for the closing timeline and any final regulatory filings required to complete the merger. While the economic calendar shows no upcoming company-specific catalysts, broader industrial sentiment remains a factor following recent global manufacturing data releases.