Xenon Pharmaceuticals Inc

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Xenon Pharmaceuticals Inc
TickerXENE
CIK #0001582313
CUSIP98420N105
SectorLife Sciences - Pharmaceutical Preparations
Address200 - 3650 Gilmore Way, Burnaby, BC V5G 48W
Source [EDGAR]
CIK Filing 2011 - 2026
[0001582313] 10-K
[0001582313] 10-Q
[0001582313] 3
[0001582313] 4
[0001582313] 8-K
[0001582313] SC 13D
[0001582313] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
Wellington Management Group LLP Xenon Pharmaceuticals Inc [2026-02-10] 0.0
Janus Henderson Group PLC Xenon Pharmaceuticals Inc [2025-11-14] 0.0
BlackRock Inc Xenon Pharmaceuticals Inc [2025-07-17] 0.0
Wellington Management Group LLP Xenon Pharmaceuticals Inc [2024-02-08] 5.56
Driehaus Capital Management LLC Xenon Pharmaceuticals Inc [2022-02-14] 6.05
Point72 Asset Management LP Xenon Pharmaceuticals Inc [2021-10-28] 5.0
FMR LLC Xenon Pharmaceuticals Inc [2021-02-08] 0.0
Neurocrine Biosciences Inc Xenon Pharmaceuticals Inc [2019-12-11] 5.4
Smallcap World Fund Inc Xenon Pharmaceuticals Inc [2019-02-14] 7.5
venBio Select Advisor LLC Xenon Pharmaceuticals Inc [2019-02-14] 0.5
Vivo Opportunity LLC Xenon Pharmaceuticals Inc [2018-07-13] 5.6
Adage Capital Partners GP LLC Xenon Pharmaceuticals Inc [2018-07-03] 5.64
OrbiMed Capital GP VI LLC Xenon Pharmaceuticals Inc [2017-02-13] 5.59
Teva Pharmaceutical Industries Ltd Xenon Pharmaceuticals Inc [2016-03-30] 7.7
Capital World Investors Xenon Pharmaceuticals Inc [2016-02-16] 7.2
Biotechnology Value Fund L P Xenon Pharmaceuticals Inc [2015-07-10] 2.8
Stein Evan A Xenon Pharmaceuticals Inc [2015-02-17] 7.33
FMR LLC Xenon Pharmaceuticals Inc [2015-02-13] 0.0
InterWest Partners VII L P Xenon Pharmaceuticals Inc [2015-02-13] 5.4
Troendle August J Xenon Pharmaceuticals Inc [2015-01-12] 8.26
Biotechnology Value Fund L P Xenon Pharmaceuticals Inc [2014-11-14] 2.5
Form 3/4/5 Filer 2011 - 2026
Patou Gary
Xenon Pharmaceuticals Inc
Cannon Gillian
Gannon Steven
Garofalo Elizabeth A
Svoronos Dawn
Machado Patrick
Gover Justin D
Kenney Christopher John
DiFabio Andrea
Mortimer Ian
Cline Darren S
Kelly Thomas Patrick
Aulin Sherry
von Seggern Christopher
Robin Sherrington
Empfield James R
AZAB Mohammad
Pimstone Simon N
Hayden Michael R
Holler Frank A
Tarnow Michael M
Desjardins Clarissa
Aycardi-Fonseca Ernesto
Scheller Richard H
Cohen Charles J
BVF Inc/IL
Biotechnology Value Trading Fund OS LP
BVF Partners L P/IL
Lampert Mark N
BVF Partners OS Ltd
Biotechnology Value Fund L P
Biotechnology Value Fund II LP
Goldberg Y Paul
Winquist Raymond
Evans Johnston L
Stein Evan A
Corraini Karen G
MX Associates LLP
Bridger Gary
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Mortimer Ian
Common Shares
2026-03-13 Sell 7,308 $55.23 403,621
DiFabio Andrea
Common Shares
2026-03-13 Sell 1,342 $55.23 74,119
Kenney Christopher John
Common Shares
2026-03-13 Sell 1,410 $55.23 77,874
Kenney Christopher John
Common Shares
2026-03-12 Option exercise 3,750
Mortimer Ian
Common Shares
2026-03-12 Option exercise 12,500
DiFabio Andrea
Restricted Share Units · derivative
2026-03-12 Option exercise 3,750 $0.00
Mortimer Ian
Restricted Share Units · derivative
2026-03-12 Option exercise 12,500 $0.00
Kenney Christopher John
Restricted Share Units · derivative
2026-03-12 Option exercise 3,750 $0.00
DiFabio Andrea
Common Shares
2026-03-12 Option exercise 3,750
Mortimer Ian
Common Shares
2026-03-10 Sell 11,269 $60.11 677,380
DiFabio Andrea
Common Shares
2026-03-10 Sell 2,607 $60.11 156,707
Kenney Christopher John
Common Shares
2026-03-10 Sell 2,771 $60.11 166,565
Mortimer Ian
Stock Option · derivative
2026-03-09 Option exercise 25,000 $0.00
Mortimer Ian
Common Shares
2026-03-09 Sell 12,479 $59.50 742,500
Mortimer Ian
Common Shares
2026-03-09 Sell 21,515 $60.49 1,301,442
Mortimer Ian
Common Shares
2026-03-09 Option exercise 65,000 $9.44 613,600
Mortimer Ian
Common Shares
2026-03-09 Sell 21,791 $58.81 1,281,529
Kenney Christopher John
Common Shares
2026-03-09 Option exercise 7,500
Mortimer Ian
Common Shares
2026-03-09 Sell 43,348 $59.26 2,568,802
Mortimer Ian
Common Shares
2026-03-09 Option exercise 20,000
showing 20 of 200 most recent transactions
13F Ownership Over TimeHoldersShares Held
2026-03-31 295 101,688,944
2025-12-31 252 83,811,263
2025-09-30 223 84,887,302
2025-06-30 207 83,017,627
2025-03-31 213 75,178,337
2024-12-31 211 73,457,517
2024-09-30 206 72,875,541
2024-06-30 215 72,099,127
2024-03-31 223 72,758,917
2023-12-31 213 72,580,870
2023-09-30 185 61,865,477
2023-06-30 178 58,840,793
Form 13F Holdings
Firm Period DFND Voting Shares
Peregrine Capital Management LLC [2026-06-30] SOLE 61,033 164,894
Swedbank AB [2026-06-30] DFND 76,300 76,300
Diversified Trust Co [2026-06-30] SOLE 0 39,222
Elmwood Wealth Management Inc [2026-06-30] SOLE 4,430 9,817
PSP Research LLC [2026-06-30] SOLE 0 4,200
IFP Advisors LLC [2026-06-30] SOLE 1,871 1,871
Harbor Investment Advisory LLC [2026-06-30] SOLE 1,393 1,393
Gamma Investing LLC [2026-06-30] DFND 518 518
Versant Capital Management Inc [2026-06-30] SOLE 221 221
Farther Finance Advisors LLC [2026-06-30] SOLE 0 216
Corecap Advisors LLC [2026-06-30] SOLE 0 30
Handelsbanken Fonder AB [2026-06-30] SOLE 0 29
First Horizon Corp [2026-06-30] DFND 0 25
MassMutual Private Wealth & Trust FSB [2026-06-30] SOLE 17 17
Physician Wealth Advisors Inc [2026-06-30] SOLE 0 13
Ares Financial Consulting LLC [2026-06-30] SOLE 12 12
Hughes Financial Services LLC [2026-06-30] SOLE 5 5
FNY Investment Advisers LLC [2026-06-30] DFND 4,000 3
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