The current institutional shareholding score of Advanced Drainage Systems Inc is 10.00, ranking 1 out of 56 in the Homebuilding & Construction Supplies industry. The latest institutional shareholding proportion is 99.23%, representing a quarter-over-quarter increase of 0.99%. The largest institutional shareholder is ETHSX, holding a total of 1.01M shares, representing 1.42% of shares outstanding, with 1105.43% increase in holdings.