The current institutional shareholding score of Clearfield Inc is 5.00, ranking 24 out of 54 in the Communications & Networking industry. The latest institutional shareholding proportion is 64.27%, representing a quarter-over-quarter decrease of 20.19%. The largest institutional shareholder is Mairs and Power, holding a total of 377.88K shares, representing 5.37% of shares outstanding, with 2.04% decrease in holdings.