Companies / Xenon Pharmaceuticals Inc. / Institutional holders

Xenon Pharmaceuticals Inc.

Institutional holders · 13F as of Jun 30, 2026

Holder	Value	Shares	% of shares
BlackRock, Inc.	$454.06M	7,522,482	7.77%
FMR LLC	$399.81M	8,920,250	9.21%
Avoro Capital Advisors LLC	$243.12M	5,424,444	5.60%
JANUS HENDERSON GROUP PLC	$242.86M	4,175,982	4.31%
Wellington Management Group LLP	$213.56M	4,764,779	4.92%
DRIEHAUS CAPITAL MANAGEMENT LLC	$203.42M	4,538,691	4.69%
Capital International Investors	$153.06M	3,414,959	3.53%
STATE STREET CORPORATION	$118.89M	1,969,629	2.03%
Polar Capital Holdings Plc	$110.51M	2,465,694	2.55%
DEERFIELD MANAGEMENT COMPANY, L.P.	$93.95M	1,615,696	1.67%
BRAIDWELL LP	$81.80M	1,825,076	1.88%
Westfield Capital Management Company, L.P.	$81.50M	1,401,483	1.45%
Commodore Capital LP	$80.68M	1,800,000	1.86%
JPMORGAN CHASE & CO	$66.96M	1,494,032	1.54%
GEODE CAPITAL MANAGEMENT, LLC	$63.55M	1,092,932	1.13%
AllianceBernstein L.P.	$62.90M	1,403,297	1.45%
ORBIMED ADVISORS LLC	$61.64M	1,059,971	1.09%
Citadel Advisors LLC	$59.22M	1,321,213	1.36%
Jennison Associates LLC	$57.91M	1,292,055	1.33%
Holocene Advisors, LP	$57.46M	1,282,081	1.32%
Federated Hermes Inc	$56.54M	972,237	1.00%
Affinity Asset Advisors, LLC	$56.02M	1,250,000	1.29%
Siren, L.L.C.	$36.43M	812,761	0.84%
First Turn Management, LLC	$35.84M	799,743	0.83%
Rock Springs Capital Management LP	$35.31M	787,788	0.81%
TWO SIGMA INVESTMENTS, LP	$35.24M	606,085	0.63%
Franklin Resources, Inc.	$33.98M	758,059	0.78%
Aberdeen Group plc	$33.63M	750,291	0.77%
THE GOLDMAN SACHS GROUP, INC.	$31.20M	696,047	0.72%
AMERICAN CENTURY COMPANIES INC	$30.50M	680,473	0.70%
VANGUARD GROUP INC	$29.79M	664,641	0.69%
Capital World Investors	$29.39M	655,737	0.68%
Novo Holdings A/S	$28.23M	485,438	0.50%
Pictet Asset Management Holding SA	$28.01M	625,985	0.65%
Loomis, Sayles & Co., L.P.	$27.43M	612,032	0.63%
ADAGE CAPITAL PARTNERS GP, L.L.C.	$27.33M	470,000	0.49%
TimesSquare Capital Management, LLC	$27.26M	451,593	0.47%
Barclays PLC	$26.94M	600,964	0.62%
Vestal Point Capital, LP	$26.89M	600,000	0.62%
Trails Edge Capital Partners, LP	$26.76M	597,092	0.62%
Caligan Partners LP	$24.64M	549,665	0.57%
Fiera Capital Corp	$24.48M	405,638	0.42%
Bank of New York Mellon Corp/The	$23.04M	396,138	0.41%
MPM BioImpact LLC	$21.77M	485,620	0.50%
Baker Bros. Advisors LP	$21.53M	370,208	0.38%
Dimensional Fund Advisors LP	$20.26M	452,147	0.47%
Boxer Capital Management, LLC	$20.13M	600,000	0.62%
NORTHERN TRUST CORP	$19.66M	438,714	0.45%
Candriam S.C.A.	$18.71M	417,402	0.43%
Renaissance Technologies LLC	$17.47M	300,500	0.31%