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Xenon Pharmaceuticals

Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$278M +$28.9M +762,209 +10%
ACA
2
Avoro Capital Advisors
New York
$193M +$2.85M +75,000 +1%
DCM
3
Driehaus Capital Management
Illinois
$154M +$2.44M +64,264 +1%
Wellington Management Group
4
Wellington Management Group
Massachusetts
$127M +$440K +11,586 +0.3%
Janus Henderson Group
5
Janus Henderson Group
$114M +$17.4M +458,338 +16%
Capital International Investors
6
Capital International Investors
California
$104M +$20.6M +541,520 +21%
B
7
Braidwell
Connecticut
$90.9M -$7.75M -204,089 -7%
PCH
8
Polar Capital Holdings
United Kingdom
$88M -$2.83M -74,618 -3%
CC
9
Commodore Capital
New York
$78M -$15.8M -415,000 -15%
Capital World Investors
10
Capital World Investors
California
$74.6M -$2.65M -69,822 -3%
BlackRock
11
BlackRock
New York
$68.3M -$2.62M -69,111 -3%
Adage Capital Partners
12
Adage Capital Partners
Massachusetts
$64.2M +$1.95M +51,276 +3%
Pictet Asset Management
13
Pictet Asset Management
Switzerland
$49.6M -$717K -18,894 -1%
Westfield Capital Management
14
Westfield Capital Management
Massachusetts
$46.7M +$8.89M +234,181 +20%
JP Morgan Chase
15
JP Morgan Chase
New York
$45.5M +$26.8K +707 +0.1%
AllianceBernstein
16
AllianceBernstein
Tennessee
$44.6M -$4.32M -113,794 -8%
AAA
17
Affinity Asset Advisors
New York
$44.6M +$6.34M +166,938 +14%
VPC
18
Vestal Point Capital
New York
$43.6M +$18.6M +490,000 +60%
SC
19
Samlyn Capital
New York
$34.1M -$55.3K -1,457 -0.1%
DTC
20
Deep Track Capital
Connecticut
$33.5M +$31.5M +830,868 +491%
O
21
OrbiMed
New York
$31.8M
RSCM
22
Rock Springs Capital Management
Maryland
$31.3M -$12.2M -320,178 -26%
T. Rowe Price Investment Management
23
T. Rowe Price Investment Management
Maryland
$26.7M -$24.3M -640,845 -45%
Jennison Associates
24
Jennison Associates
New York
$26.1M -$944K -24,860 -3%
Marshall Wace
25
Marshall Wace
United Kingdom
$25.4M -$5.38M -141,573 -16%