The current institutional shareholding score of Mistras Group Inc is 5.00, ranking 44 out of 120 in the Oil & Gas industry. The latest institutional shareholding proportion is 63.53%, representing a quarter-over-quarter increase of 9.03%. The largest institutional shareholder is Chuck Royce, holding a total of 1.27M shares, representing 4.82% of shares outstanding, with 0.03% increase in holdings.