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RNAM

Avidity Biosciences
RNAM

Delisted

RNAM was delisted on the 26th of February, 2026.

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142 hedge funds and large institutions have $522M invested in Avidity Biosciences in 2023 Q3 according to their latest regulatory filings, with 18 funds opening new positions, 62 increasing their positions, 40 reducing their positions, and 19 closing their positions.

New
Increased
Maintained
Reduced
Closed

4,193% more call options, than puts

Call options by funds: $601K | Put options by funds: $14K

55% more repeat investments, than reductions

Existing positions increased: 62 | Existing positions reduced: 40

0% more funds holding in top 10

Funds holding in top 10: 2 → 2 (0)

1% less funds holding

Funds holding: 143 → 142 (-1)

5% less first-time investments, than exits

New positions opened: 18 | Existing positions closed: 19

6.11% less ownership

Funds ownership: 116.41% → 110.3% (-6.1%)

43% less capital invested

Capital invested by funds: $915M → $522M (-$393M)

Holders
142
Holders Change
-1
Holders Change %
-0.7%
% of All Funds
2.25%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.03%
New
18
Increased
62
Reduced
40
Closed
19
Calls
$601K
Puts
$14K
Net Calls
+$587K
Net Calls Change
+$1.02M

Top Buyers

Rank Fund Capital Flow
1
Millennium Management
Millennium Management
New York
+$5.99M
2
Adage Capital Partners
Adage Capital Partners
Massachusetts
+$4.74M
3
Fidelity Investments
Fidelity Investments
Massachusetts
+$4.24M
4
JP Morgan Chase
JP Morgan Chase
New York
+$3.62M
5
CC
Casdin Capital
New York
+$3.45M

Top Sellers

Rank Fund Capital Flow
1
State Street
State Street
Massachusetts
-$17.5M
2
CAM
Cormorant Asset Management
Massachusetts
-$7.32M
3
BBA
Baker Bros. Advisors
New York
-$5.45M
4
Bank of America
Bank of America
North Carolina
-$2.81M
5
Dimensional Fund Advisors
Dimensional Fund Advisors
Texas
-$2.71M
Name Holding Trade Value Shares
Change 		Change in
Stake
Deutsche Bank
51
Deutsche Bank
Germany
$858K +$40.9K +4,748 +4%
MOACM
52
Mutual of America Capital Management
New York
$855K +$28.6K +3,323 +3%
AWA
53
Aaron Wealth Advisors
Illinois
$851K -$30.1K -3,494 -3%
SSA
54
Schonfeld Strategic Advisors
New York
$812K -$66.3K -7,699 -6%
SAM
55
Simplify Asset Management
Nevada
$798K – – –
Swiss National Bank
56
Swiss National Bank
Switzerland
$794K -$56K -6,500 -5%
Walleye Capital
57
Walleye Capital
New York
$786K +$955K +110,885 +899%
HF
58
HRT Financial
New York
$779K +$1.05M +122,189 New
UBS Group
59
UBS Group
Switzerland
$740K -$578K -67,102 -37%
Renaissance Technologies
60
Renaissance Technologies
New York
$707K +$387K +44,900 +68%
JF
61
Jump Financial
Illinois
$706K +$119K +13,768 +14%
RhumbLine Advisers
62
RhumbLine Advisers
Massachusetts
$705K -$4.18K -485 -0.4%
New York State Common Retirement Fund
63
New York State Common Retirement Fund
New York
$671K +$2.25K +261 +0.2%
ECM
64
ExodusPoint Capital Management
New York
$670K +$905K +105,062 New
RJA
65
Raymond James & Associates
Florida
$595K +$84.6K +9,815 +12%
UBS AM
66
UBS AM
Illinois
$582K +$300K +34,859 +62%
HWAM
67
Hennion & Walsh Asset Management
New Jersey
$422K +$269K +31,277 +90%
California State Teachers Retirement System (CalSTRS)
68
California State Teachers Retirement System (CalSTRS)
California
$419K -$93.2K -10,812 -14%
GTC
69
Ghost Tree Capital
New York
$415K – – –
DekaBank Deutsche Girozentrale
70
DekaBank Deutsche Girozentrale
Germany
$394K – – –
XT
71
XTX Topco
Cayman Islands
$387K +$523K +60,731 New
Point72 Asset Management
72
Point72 Asset Management
Connecticut
$387K +$522K +60,584 New
US Bancorp
73
US Bancorp
Minnesota
$386K +$16.7K +1,940 +3%
Qube Research & Technologies (QRT)
74
Qube Research & Technologies (QRT)
United Kingdom
$381K +$404K +46,845 +362%
Los Angeles Capital Management
75
Los Angeles Capital Management
California
$378K +$511K +59,257 New
1 2
3
4 5

RNAM Hedge Fund Activity: Q3 2023 in Review

142 of the 6,301 institutional investors tracked by Wall St. Rank reported a position in Avidity Biosciences (RNAM) for Q3 2023, worth a combined $522M — down 43% from $915M a quarter earlier.

Sellers outnumbered buyers: 19 funds closed out of RNAM and 18 opened new positions — a net loss of 1 holder — while 40 trimmed existing stakes and 62 added.

The largest buyer was Millennium Management, adding an estimated $5.99M. The largest seller was State Street, cutting an estimated $17.5M.

  • 142 institutional investors held Avidity Biosciences (RNAM) as of Q3 2023, down from 143 in Q2 2023.
  • Funds reported $522M of Avidity Biosciences stock for Q3 2023, down 43% quarter-over-quarter.
  • 18 funds opened new Avidity Biosciences positions in Q3 2023 and 19 closed out, a net change of -1 holder.
  • The largest Avidity Biosciences buyer in Q3 2023 was Millennium Management, an estimated $5.99M added.
  • The largest Avidity Biosciences seller in Q3 2023 was State Street, an estimated $17.5M sold.

Based on aggregated 13F filings for Q3 2023.