XENON PHARMACEUTICALS INC filings

SEC filings by XENON PHARMACEUTICALS INC (ownership)
TypeFiledFilerSubjectShares OwnedPercent Owned
SC 13G/A2024-02-14Avoro Capital Advisors LLCXenon Pharmaceuticals Inc.5,666,6667.7%EDGAR
SC 13G/A2024-02-14DRIEHAUS CAPITAL MANAGEMENT LLCXenon Pharmaceuticals Inc.4,345,1805.9%EDGAR
SC 13G/A2024-02-09FMR LLCXenon Pharmaceuticals Inc.5,655,9227.6%EDGAR
SC 13G2024-02-08WELLINGTON MANAGEMENT GROUP LLPXenon Pharmaceuticals Inc.4,162,6545.6%EDGAR
SC 13G/A2023-02-14Point72 Asset Management, L.P.Xenon Pharmaceuticals Inc.1,178,3241.9%EDGAR
SC 13G/A2023-02-14Avoro Capital Advisors LLCXenon Pharmaceuticals Inc.4,900,0007.8%EDGAR
SC 13G/A2023-02-14BIOTECHNOLOGY VALUE FUND L PXenon Pharmaceuticals Inc.681,2781.1%EDGAR
SC 13G/A2023-02-10DRIEHAUS CAPITAL MANAGEMENT LLCXenon Pharmaceuticals Inc.4,681,7977.5%EDGAR
SC 13G/A2023-02-09FMR LLCXenon Pharmaceuticals Inc.4,690,8297.5%EDGAR
SC 13G/A2022-03-21BIOTECHNOLOGY VALUE FUND L PXenon Pharmaceuticals Inc.2,295,5574.4%EDGAR
SC 13G/A2022-02-14Point72 Asset Management, L.P.Xenon Pharmaceuticals Inc.2,992,5975.8%EDGAR
SC 13G/A2022-02-14BIOTECHNOLOGY VALUE FUND L PXenon Pharmaceuticals Inc.2,819,5945.5%EDGAR
SC 13G2022-02-14DRIEHAUS CAPITAL MANAGEMENT LLCXenon Pharmaceuticals Inc.3,123,2296.0%EDGAR
SC 13G/A2022-02-11Avoro Capital Advisors LLCXenon Pharmaceuticals Inc.4,985,0009.7%EDGAR
SC 13G/A2022-02-11ORBIMED ADVISORS LLCXenon Pharmaceuticals Inc.631,0001.2%EDGAR
SC 13G/A2022-02-10ADAGE CAPITAL PARTNERS GP, L.L.C.Xenon Pharmaceuticals Inc.665,0001.3%EDGAR
SC 13G/A2022-02-09FMR LLCXenon Pharmaceuticals Inc.3,910,0177.6%EDGAR
SC 13G2021-10-28Point72 Asset Management, L.P.Xenon Pharmaceuticals Inc.2,624,1605.0%EDGAR
SC 13G/A2021-02-16BIOTECHNOLOGY VALUE FUND L PXenon Pharmaceuticals Inc.1,871,9955.4%EDGAR
SC 13G/A2021-02-12Avoro Capital Advisors LLCXenon Pharmaceuticals Inc.2,800,0008.0%EDGAR