The current institutional shareholding score of Gossamer Bio Inc is 7.00, ranking 81 out of 389 in the Biotechnology & Medical Research industry. The latest institutional shareholding proportion is 73.39%, representing a quarter-over-quarter decrease of 6.63%. The largest institutional shareholder is James Simons, holding a total of 0.00 shares, representing 0.52% of shares outstanding, with 108.75% increase in holdings.