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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
Wells Fargo
76
Wells Fargo
California
$4.63M
Deutsche Bank
77
Deutsche Bank
Germany
$4.53M
Barclays
78
Barclays
United Kingdom
$4.47M
RhumbLine Advisers
79
RhumbLine Advisers
Massachusetts
$4.29M
UBS Group
80
UBS Group
Switzerland
$4.29M
Ameriprise
81
Ameriprise
Minnesota
$3.92M
MOACM
82
Mutual of America Capital Management
New York
$3.81M
Jane Street
83
Jane Street
New York
$3.61M
GIM
84
Granahan Investment Management
Massachusetts
$3.51M
HS
85
HighVista Strategies
Massachusetts
$3.3M
RPAM
86
Rhenman & Partners Asset Management
Sweden
$3.25M
Legal & General Group
87
Legal & General Group
United Kingdom
$3.21M
Schroder Investment Management Group
88
Schroder Investment Management Group
United Kingdom
$3.17M
Tudor Investment Corp
89
Tudor Investment Corp
Connecticut
$3.08M
Raymond James Financial
90
Raymond James Financial
Florida
$2.81M
Russell Investments Group
91
Russell Investments Group
United Kingdom
$2.81M
VOYA Investment Management
92
VOYA Investment Management
Georgia
$2.44M
California State Teachers Retirement System (CalSTRS)
93
California State Teachers Retirement System (CalSTRS)
California
$2.42M
Verition Fund Management
94
Verition Fund Management
Connecticut
$2.29M
Invesco
95
Invesco
Georgia
$2.25M
State of New Jersey Common Pension Fund D
96
State of New Jersey Common Pension Fund D
New Jersey
$2.24M
AG
97
Algert Global
California
$2.18M
APM
98
Avidity Partners Management
Texas
$2.14M
NICM
99
Neo Ivy Capital Management
New York
$2M
EAM
100
Erste Asset Management
Austria
$1.95M