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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 %
Morgan Stanley
1
Morgan Stanley
New York
$74.7M +$1.14M +369,994 +2%
WCM
2
Whitefort Capital Management
New York
$41.2M +$109K +35,261 +0.3%
BlackRock
3
BlackRock
New York
$39.8M +$317K +102,664 +0.8%
TSC
4
Two Seas Capital
New York
$32.3M +$3.02M +977,361 +10%
Vanguard Group
5
Vanguard Group
Pennsylvania
$28.1M +$406K +131,263 +1%
State Street
6
State Street
Massachusetts
$13.8M +$297K +96,255 +2%
Geode Capital Management
7
Geode Capital Management
Massachusetts
$11.2M +$296K +95,876 +3%
Goldman Sachs
8
Goldman Sachs
New York
$9.39M +$2.98M +963,835 +46%
ACM
9
ADAR1 Capital Management
Texas
$8.73M +$2.93M +946,659 +50%
BCP
10
BlackBarn Capital Partners
New York
$8.04M +$808K +261,650 +11%
Adage Capital Partners
11
Adage Capital Partners
Massachusetts
$7.96M +$3.09M +1,000,000 +63%
FC
12
Foursixthree Capital
New York
$7.9M +$330K +106,946 +4%
WP
13
Woodline Partners
California
$7.72M -$487K -157,754 -6%
RCMNY
14
Rubric Capital Management (New York)
New York
$4.87M -$327K -105,714 -6%
Osaic Holdings
15
Osaic Holdings
Arizona
$4.41M +$11.5K +3,510 +0.3%
Northern Trust
16
Northern Trust
Illinois
$3.97M +$1.91K +618 +0%
SCM
17
Saba Capital Management
New York
$3.89M +$867K +280,613 +29%
Charles Schwab
18
Charles Schwab
California
$3.87M +$98.2K +31,764 +3%
FCM
19
FourWorld Capital Management
New York
$3.79M – – –
Bank of America
20
Bank of America
North Carolina
$3.7M +$2.28M +739,429 +161%
UBS AM
21
UBS AM
Illinois
$3.31M +$2.96M +957,794 +833%
Aberdeen Group
22
Aberdeen Group
United Kingdom
$3.04M +$1.59M +515,144 +110%
Hudson Bay Capital Management
23
Hudson Bay Capital Management
Connecticut
$2.98M -$868K -280,900 -23%
RC
24
Rangeley Capital
Connecticut
$2.67M -$1.5M -484,000 -36%
Bank of Montreal
25
Bank of Montreal
Ontario, Canada
$1.86M +$59.8K +19,350 +3%
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