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Xenon Pharmaceuticals

215 hedge funds and large institutions have $3.39B invested in Xenon Pharmaceuticals in 2025 Q3 according to their latest regulatory filings, with 36 funds opening new positions, 66 increasing their positions, 71 reducing their positions, and 20 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

more ownership

Funds ownership:

7% less repeat investments, than reductions

Existing positions increased: 66 | Existing positions reduced: 71

10% less funds holding in top 10

Funds holding in top 10: 109 (-1)

28% less call options, than puts

Call options by funds: $10.2M | Put options by funds: $14.1M

Holders
215
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
9
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$10.2M
Puts
$14.1M
Net Calls
Net Calls Change

Top Buyers

1 +$57.6M
2 +$33.7M
3 +$21M
4
Millennium Management
Millennium Management
New York
+$20.1M
5
CP
Caligan Partners
New York
+$17.8M

Top Sellers

1 -$36.1M
2 -$23.9M
3 -$21.2M
4
Adage Capital Partners
Adage Capital Partners
Massachusetts
-$18.3M
5
Marshall Wace
Marshall Wace
United Kingdom
-$16.4M
Name Holding Trade Value Shares
Change
Change in
Stake
RIL
201
Rothschild Investment LLC
Illinois
$4.62K
JSAM
202
J. Safra Asset Management
New York
$3.49K
PS
203
Principal Securities
Iowa
$2.73K
EWA
204
EverSource Wealth Advisors
Alabama
$1.61K
RF
205
Rossby Financial
Florida
$1.56K
CFO
206
CVA Family Office
Colorado
$1.32K
PFBT
207
Parkside Financial Bank & Trust
Missouri
$1.21K
BTI
208
Blue Trust Inc
Georgia
$1.12K
PPC
209
Park Place Capital
Alabama
$642
BIA
210
Bell Investment Advisors
California
$442
ANBT
211
American National Bank & Trust
Texas
$201
TIM
212
Tortoise Investment Management
New York
$80
LFG
213
Larson Financial Group
Missouri
$80
SS
214
SBI Securities
Japan
$40
Assenagon Asset Management
215
Assenagon Asset Management
Luxembourg
UBS AM
216
UBS AM
Illinois
FLAM
217
First Light Asset Management
Minnesota
Axa
218
Axa
France
FCMV
219
Foresite Capital Management VI
California
CM
220
Caption Management
Oklahoma
SCM
221
Soleus Capital Management
Connecticut
NRD
222
Nebula Research & Development
New York
Skandinaviska Enskilda Banken (SEB)
223
Skandinaviska Enskilda Banken (SEB)
Sweden
WP
224
Woodline Partners
California
PAMP
225
Polar Asset Management Partners
Ontario, Canada