The current institutional shareholding score of Perma-Pipe International Holdings Inc is 5.00, ranking 48 out of 127 in the Metals & Mining industry. The latest institutional shareholding proportion is 51.47%, representing a quarter-over-quarter increase of 19.12%. The largest institutional shareholder is James Simons, holding a total of 0.00 shares, representing 2.57% of shares outstanding, with 0.12% decrease in holdings.