The current institutional shareholding score of Xenon Pharmaceuticals Inc is 10.00, ranking 1 out of 389 in the Biotechnology & Medical Research industry. The latest institutional shareholding proportion is 116.66%, representing a quarter-over-quarter increase of 21.96%. The largest institutional shareholder is Paul Tudor Jones, holding a total of 534.69K shares, representing 0.51% of shares outstanding, with 0.53% decrease in holdings.