The current institutional shareholding score of Hudson Technologies Inc is 7.00, ranking 87 out of 182 in the Machinery, Tools, Heavy Vehicles, Trains & Ships industry. The latest institutional shareholding proportion is 85.42%, representing a quarter-over-quarter increase of 7.38%. The largest institutional shareholder is James Simons, holding a total of 0.00 shares, representing 3.58% of shares outstanding, with 0.12% increase in holdings.