The current institutional shareholding score of Summit Therapeutics Inc is 3.00, ranking 192 out of 386 in the Biotechnology & Medical Research industry. The latest institutional shareholding proportion is 15.81%, representing a quarter-over-quarter increase of 11.68%. The largest institutional shareholder is Steven Cohen, holding a total of 856.57K shares, representing 0.10% of shares outstanding, with 0.99% decrease in holdings.