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Avidity Biosciences
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Overview Fund Activity

204 hedge funds and large institutions have $3.85B invested in Avidity Biosciences in 2025 Q2 according to their latest regulatory filings, with 27 funds opening new positions, 84 increasing their positions, 72 reducing their positions, and 37 closing their positions.

Holders
204
Holders Change
-15
Holders Change %
-6.85%
% of All Funds
2.74%
Holding in Top 10
7
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-22.22%
% of All Funds
0.09%
New
27
Increased
84
Reduced
72
Closed
37
Calls
$8.33M
Puts
$2.27M
Net Calls
+$6.06M
Net Calls Change
+$27.3M

Top Buyers

1
Toronto Dominion Bank
1
Toronto Dominion Bank
Ontario, Canada
$100M
2
Norges Bank
2
Norges Bank
Norway
$28.3M
3
RCM
3
RA Capital Management
Massachusetts
$206M
4
RI
4
RTW Investments
New York
$273M
5
LGM
5
Logos Global Management
California
$27M

Top Sellers

1
DCM
1
Driehaus Capital Management
Illinois
$0
2
BCM
2
Boxer Capital Management
California
$0
3
Janus Henderson Group
3
Janus Henderson Group
United Kingdom
$306M
4
Adage Capital Partners
4
Adage Capital Partners
Massachusetts
$43.4M
5
BlackRock
5
BlackRock
New York
$265M
Name Market Value Shares Shares
Change 		Shares
Change %
T. Rowe Price Investment Management
26
T. Rowe Price Investment Management
Maryland
$23.1M 813,905 +42,747 +6%
Fiera Capital (Canada)
27
Fiera Capital (Canada)
Quebec, Canada
$22.2M 781,908 +9,608 +1%
MB
28
MPM BioImpact
Massachusetts
$21.6M 760,022 +45,798 +6%
WP
29
Woodline Partners
California
$18M 635,094 -230,831 -27%
FLSM
30
Frazier Life Sciences Management
California
$17.8M 625,000 +100,000 +19%
Royal Bank of Canada
31
Royal Bank of Canada
Ontario, Canada
$17.2M 606,707 +562,403 +1,269%
UBS Group
32
UBS Group
Switzerland
$16.9M 596,554 -1,441 -0.2%
SI
33
Sofinnova Investments
California
$16.6M 584,801 +204,870 +54%
JPMorgan Chase & Co
34
JPMorgan Chase & Co
New York
$16.5M 580,275 +139,473 +32%
Ensign Peak Advisors
35
Ensign Peak Advisors
Utah
$15.1M 530,814 +200,836 +61%
EC
36
EcoR1 Capital
California
$14.2M 500,000 -57,576 -10%
Morgan Stanley
37
Morgan Stanley
New York
$12.7M 445,880 -79,816 -15%
CS
38
Candriam SCA
Luxembourg
$12.6M 442,773 +3,674 +0.8%
ACM
39
Alethea Capital Management
Washington
$12.2M 428,624 +6,900 +2%
SCM
40
Silverarc Capital Management
Massachusetts
$11.6M 410,000 -1,312 -0.3%
TD Asset Management
41
TD Asset Management
Ontario, Canada
$11.5M 404,396 -28,746 -7%
UBS AM
42
UBS AM
Illinois
$11.2M 395,965 +38,247 +11%
Bank of New York Mellon
43
Bank of New York Mellon
New York
$10.9M 383,160 +16,566 +5%
EAM
44
Eventide Asset Management
Massachusetts
$10.7M 375,924 – –
Barclays
45
Barclays
United Kingdom
$10.6M 371,770 +47,875 +15%
VOYA Investment Management
46
VOYA Investment Management
Georgia
$9.92M 349,183 +17,003 +5%
Dimensional Fund Advisors
47
Dimensional Fund Advisors
Texas
$9.39M 330,557 +180,477 +120%
Citigroup
48
Citigroup
New York
$8.23M 289,854 -87,425 -23%
Aberdeen Group
49
Aberdeen Group
United Kingdom
$7.95M 279,828 – –
New York State Common Retirement Fund
50
New York State Common Retirement Fund
New York
$7.73M 272,279 – –
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