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Assembly Biosciences
ASMB

Overview Fund Activity

34 hedge funds and large institutions have $57.1M invested in Assembly Biosciences in 2025 Q2 according to their latest regulatory filings, with 6 funds opening new positions, 7 increasing their positions, 8 reducing their positions, and 9 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
34
Holders Change
-3
Holders Change %
-8.11%
% of All Funds
0.46%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
6
Increased
7
Reduced
8
Closed
9
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
Vanguard Group
Vanguard Group
Pennsylvania
+$686K
2
Citadel Advisors
Citadel Advisors
Florida
+$425K
3
GCP
GSA Capital Partners
United Kingdom
+$269K
4
BlackRock
BlackRock
New York
+$194K
5
LCM
Lynx1 Capital Management
Puerto Rico
+$188K

Top Sellers

1
AC
Armistice Capital
New York
-$228K
2
BGI
B Group Inc
Texas
-$193K
3
Squarepoint
Squarepoint
New York
-$181K
4
Marshall Wace
Marshall Wace
United Kingdom
-$172K
5
Susquehanna International Group
Susquehanna International Group
Pennsylvania
-$166K
Name Holding Trade Value Shares
Change 		Shares
Change %
Osaic Holdings
26
Osaic Holdings
Arizona
$2.95K +$2.95K +187 New
Wells Fargo
27
Wells Fargo
California
$2.63K – – –
AG
28
AmeriFlex Group
Nevada
$1.42K – – –
SS
29
SBI Securities
Japan
$1.21K – – –
Royal Bank of Canada
30
Royal Bank of Canada
Ontario, Canada
$1K +$1K +53 New
EWA
31
EverSource Wealth Advisors
Alabama
$997 – – –
Bank of America
32
Bank of America
North Carolina
$942 +$236 +13 +33%
CIAM
33
Caitong International Asset Management
Hong Kong
$616 +$616 +34 New
JPMorgan Chase & Co
34
JPMorgan Chase & Co
New York
$127 – – –
AC
35
Armistice Capital
New York
– -$228K -23,858 Closed
Squarepoint
36
Squarepoint
New York
– -$181K -18,982 Closed
Marshall Wace
37
Marshall Wace
United Kingdom
– -$172K -18,040 Closed
Susquehanna International Group
38
Susquehanna International Group
Pennsylvania
– -$166K -17,414 Closed
American Century Companies
39
American Century Companies
Missouri
– -$113K -11,799 Closed
Connor, Clark & Lunn Investment Management (CC&L)
40
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
– -$97.3K -10,182 Closed
Fidelity Investments
41
Fidelity Investments
Massachusetts
– -$54.1K -5,659 Closed
FFA
42
Frazier Financial Advisors
Ohio
– -$10 -1 Closed
1
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