The current institutional shareholding score of Idacorp Inc is 10.00, ranking 1 out of 66 in the Electric Utilities & IPPs industry. The latest institutional shareholding proportion is 103.23%, representing a quarter-over-quarter decrease of 1.01%. The largest institutional shareholder is ETHSX, holding a total of 1.09M shares, representing 1.98% of shares outstanding, with 717.51% increase in holdings.