The current institutional shareholding score of Aclaris Therapeutics Inc is 7.00, ranking 80 out of 385 in the Biotechnology & Medical Research industry. The latest institutional shareholding proportion is 72.75%, representing a quarter-over-quarter decrease of 32.53%. The largest institutional shareholder is James Simons, holding a total of 0.00 shares, representing 0.36% of shares outstanding, with 0.03% increase in holdings.