The current institutional shareholding score of Protagonist Therapeutics Inc is 10.00, ranking 1 out of 388 in the Biotechnology & Medical Research industry. The latest institutional shareholding proportion is 118.60%, representing a quarter-over-quarter decrease of 0.99%. The largest institutional shareholder is ETHSX, holding a total of 223.17K shares, representing 0.34% of shares outstanding, with 3369.39% increase in holdings.