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Arbutus Biopharma
ABUS

Overview Fund Activity

162 hedge funds and large institutions have $365M invested in Arbutus Biopharma in 2025 Q2 according to their latest regulatory filings, with 14 funds opening new positions, 66 increasing their positions, 43 reducing their positions, and 18 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
162
Holders Change
-5
Holders Change %
-2.99%
% of All Funds
2.17%
Holding in Top 10
3
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-40%
% of All Funds
0.04%
New
14
Increased
66
Reduced
43
Closed
18
Calls
$3.28M
Puts
$1.59M
Net Calls
+$1.69M
Net Calls Change
+$853K

Top Buyers

1
Adage Capital Partners
Adage Capital Partners
Massachusetts
$7.96M
2
TSC
Two Seas Capital
New York
$32.3M
3
Goldman Sachs
Goldman Sachs
New York
$9.39M
4
UBS AM
UBS AM
Illinois
$3.31M
5
ACM
ADAR1 Capital Management
Texas
$8.73M

Top Sellers

1
SC
Stempoint Capital
New York
$0
2
RC
Rangeley Capital
Connecticut
$2.67M
3
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$266K
4
Hudson Bay Capital Management
Hudson Bay Capital Management
Connecticut
$2.98M
5
Susquehanna International Group
Susquehanna International Group
Pennsylvania
$678K
Name Holding Trade Value Shares
Change 		Shares
Change %
Wellington Management Group
26
Wellington Management Group
Massachusetts
$1.64M +$65K +21,042 +4%
Millennium Management
27
Millennium Management
New York
$1.54M +$467K +151,263 +43%
QOP
28
Quinn Opportunity Partners
Virginia
$1.44M – – –
KCM
29
Kennedy Capital Management
Missouri
$1.39M +$92.2K +29,842 +7%
FCH
30
Freestone Capital Holdings
Washington
$1.37M – – –
NL
31
Nuveen LLC
North Carolina
$1.27M +$303K +97,949 +31%
Barclays
32
Barclays
United Kingdom
$1.26M +$557K +180,393 +80%
Qube Research & Technologies (QRT)
33
Qube Research & Technologies (QRT)
United Kingdom
$1.14M +$225K +72,689 +25%
Bank of New York Mellon
34
Bank of New York Mellon
New York
$1.13M +$54.2K +17,555 +5%
LWA
35
Ledgewood Wealth Advisors
New Hampshire
$860K – – –
Swiss National Bank
36
Swiss National Bank
Switzerland
$854K – – –
ECM
37
Eisler Capital Management
United Kingdom
$851K +$4.24K +1,375 +0.5%
Royal Bank of Canada
38
Royal Bank of Canada
Ontario, Canada
$825K +$633K +204,942 +329%
BFM
39
Boothbay Fund Management
New York
$810K +$309K +100,000 +62%
Citigroup
40
Citigroup
New York
$710K -$98.9K -32,022 -12%
Jane Street
41
Jane Street
New York
$688K -$179K -57,964 -21%
Susquehanna International Group
42
Susquehanna International Group
Pennsylvania
$678K -$565K -182,933 -45%
RhumbLine Advisers
43
RhumbLine Advisers
Massachusetts
$642K +$21.8K +7,048 +4%
UBS Group
44
UBS Group
Switzerland
$588K -$6.44K -2,084 -1%
Invesco
45
Invesco
Georgia
$560K +$129K +41,622 +30%
California State Teachers Retirement System (CalSTRS)
46
California State Teachers Retirement System (CalSTRS)
California
$410K – – –
Legal & General Group
47
Legal & General Group
United Kingdom
$385K +$18.8K +6,089 +5%
Schroder Investment Management Group
48
Schroder Investment Management Group
United Kingdom
$375K +$375K +121,313 New
Citadel Advisors
49
Citadel Advisors
Florida
$372K -$96.2K -31,142 -21%
AllianceBernstein
50
AllianceBernstein
Tennessee
$372K – – –
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