The current institutional shareholding score of Casella Waste Systems Inc is 10.00, ranking 1 out of 161 in the Professional & Commercial Services industry. The latest institutional shareholding proportion is 126.01%, representing a quarter-over-quarter increase of 14.26%. The largest institutional shareholder is Ron Baron, holding a total of 660.95K shares, representing 1.13% of shares outstanding, with 1.51% decrease in holdings.