The current institutional shareholding score of AnaptysBio Inc is 10.00, ranking 1 out of 385 in the Biotechnology & Medical Research industry. The latest institutional shareholding proportion is 101.42%, representing a quarter-over-quarter decrease of 37.03%. The largest institutional shareholder is James Simons, holding a total of 0.00 shares, representing 0.31% of shares outstanding, with 0.77% decrease in holdings.