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Avidity Biosciences

336 hedge funds and large institutions have $10.1B invested in Avidity Biosciences in 2025 Q4 according to their latest regulatory filings, with 150 funds opening new positions, 70 increasing their positions, 86 reducing their positions, and 81 closing their positions.

New
Increased
Maintained
Reduced
Closed

more funds holding in top 10

Funds holding in top 10:

more first-time investments, than exits

New positions opened: | Existing positions closed:

more capital invested

Capital invested by funds: $ → $

more funds holding

Funds holding:

17.05% less ownership

Funds ownership: 110.32%93.27% (-17%)

19% less repeat investments, than reductions

Existing positions increased: 70 | Existing positions reduced: 86

76% less call options, than puts

Call options by funds: $64.3M | Put options by funds: $264M

Holders
336
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
31
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$64.3M
Puts
$264M
Net Calls
Net Calls Change

Top Buyers

1 +$390M
2 +$389M
3 +$282M
4
BlackRock
BlackRock
New York
+$236M
5
GCL
Glazer Capital LLC
New York
+$159M

Top Sellers

1 -$1.38B
2 -$623M
3 -$603M
4
RI
RTW Investments
New York
-$496M
5
Janus Henderson Group
Janus Henderson Group
United Kingdom
-$490M
Name Holding Trade Value Shares
Change
Change in
Stake
N
76
Nuveen
North Carolina
$18.1M
DAM
77
Decagon Asset Management
United Kingdom
$17.5M
Hudson Bay Capital Management
78
Hudson Bay Capital Management
Connecticut
$15.7M
Swiss National Bank
79
Swiss National Bank
Switzerland
$15.6M
Marshall Wace
80
Marshall Wace
United Kingdom
$15.3M
Wells Fargo
81
Wells Fargo
California
$15.2M
AA
82
AQR Arbitrage
Connecticut
$15.1M
CL
83
CRCM LP
California
$14.6M
VI
84
Vestcor Inc
New Brunswick, Canada
$14.4M
UBS AM
85
UBS AM
Illinois
$13.6M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
86
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$13.3M
AC
87
Athos Capital
Hong Kong
$13.3M
Fidelity Investments
88
Fidelity Investments
Massachusetts
$13.2M
FBCM
89
Fort Baker Capital Management
California
$12.9M
PAM
90
PSquared Asset Management
Switzerland
$12.1M
WIC
91
Water Island Capital
New York
$12.1M
CIEC
92
Crédit Industriel et Commercial
France
$12.1M
Deutsche Bank
93
Deutsche Bank
Germany
$12M
VI
94
Versor Investments
New York
$11.7M
GLF
95
Groupe la Francaise
France
$11.7M
GLAM
96
Gardner Lewis Asset Management
Pennsylvania
$11.5M
Grantham, Mayo, Van Otterloo & Co (GMO)
97
Grantham, Mayo, Van Otterloo & Co (GMO)
Massachusetts
$11.1M
RhumbLine Advisers
98
RhumbLine Advisers
Massachusetts
$11M
ECM
99
ExodusPoint Capital Management
New York
$10.7M
ECP
100
Empyrean Capital Partners
California
$10.3M