The current institutional shareholding score of Omeros Corp is 5.00, ranking 132 out of 385 in the Biotechnology & Medical Research industry. The latest institutional shareholding proportion is 52.70%, representing a quarter-over-quarter increase of 5.87%. The largest institutional shareholder is Bill Nygren | OAKMX, holding a total of 79.13K shares, representing 0.12% of shares outstanding, with 97.49% decrease in holdings.