Mistras Group, Inc. (MG) Institutional Ownership

Ownership Summary

Recent 13F filings as of December 2025 show that 27 institutional investors hold a position in Mistras Group, Inc. (NYSE:MG).

• These investors collectively held 10.2% of the company's total shares outstanding in December 2025, down from 49.9% in September 2025.
• Quarterly data indicates a 97.86% shift in institutional share volume, and the annual owner count reflects a decrease of 75.00%.
• During the quarter, 13 institutions bought more Mistras shares, 6 sold shares, and 8 of the 27 total investors held their position steady.
• The aggregate institutional position in Mistras now stands at 3.25Mn shares as of December 2025, after investors increased their holdings (up by 1.61Mn shares quarter on quarter which is down 11.59Mn shares year over year).
• WEBER CAPITAL MANAGEMENT LLC /ADV continues to be the largest institutional holder of Mistras as of December 31, 2025, with a position of 1.48Mn shares, representing 4.64% of the company's outstanding stock.
• Among the most significant buyers of Mistras during December 2025 were WEBER CAPITAL MANAGEMENT LLC /ADV (1.48Mn), First Eagle Investment Management, LLC (77.22K), RITHOLTZ WEALTH MANAGEMENT (63.70K), UBS Group AG (27.50K), Cambridge Investment Research Advisors, Inc. (23.00K).
• Leading sellers of Mistras stock in December 2025 included VANGUARD GROUP INC (55.47K), STRS OHIO (10.60K), Values First Advisors, Inc. (7.57K), Pacific Ridge Capital Partners, LLC (6.82K), AMALGAMATED BANK (311).
• The top 10 institutional holders of Mistras for the quarter ending December 2025 included WEBER CAPITAL MANAGEMENT LLC /ADV (1.48Mn), VANGUARD GROUP INC (1.11Mn), Pacific Ridge Capital Partners, LLC (283.83K), RITHOLTZ WEALTH MANAGEMENT (86.00K), First Eagle Investment Management, LLC (77.22K), UBS Group AG (50.07K), STRS OHIO (42.50K), Values First Advisors, Inc. (35.02K), Cambridge Investment Research Advisors, Inc. (23.00K), OLD NATIONAL BANCORP /IN/ (20.00K).