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RNAM

Avidity Biosciences

Delisted

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

206 hedge funds and large institutions have $3.86B invested in Avidity Biosciences in 2025 Q2 according to their latest regulatory filings, with 26 funds opening new positions, 85 increasing their positions, 74 reducing their positions, and 38 closing their positions.

New
Increased
Maintained
Reduced
Closed

147% more call options, than puts

Call options by funds: $10.4M | Put options by funds: $4.22M

15% more repeat investments, than reductions

Existing positions increased: 85 | Existing positions reduced: 74

1.14% more ownership

Funds ownership: 111.68%112.82% (+1.1%)

3% less capital invested

Capital invested by funds: $3.99B → $3.86B (-$125M)

6% less funds holding

Funds holding: 220206 (-14)

22% less funds holding in top 10

Funds holding in top 10: 97 (-2)

32% less first-time investments, than exits

New positions opened: 26 | Existing positions closed: 38

Holders
206
Holders Change
-14
Holders Change %
-6.36%
% of All Funds
2.71%
Holding in Top 10
7
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-22.22%
% of All Funds
0.09%
New
26
Increased
85
Reduced
74
Closed
38
Calls
$10.4M
Puts
$4.22M
Net Calls
+$6.2M
Net Calls Change
+$27.5M
Name Holding Trade Value Shares
Change
Change in
Stake
Fidelity Investments
1
Fidelity Investments
Massachusetts
$460M +$17M +570,727 +4%
T. Rowe Price Associates
2
T. Rowe Price Associates
Maryland
$307M -$15.8M -529,371 -5%
Janus Henderson Group
3
Janus Henderson Group
United Kingdom
$306M -$19.4M -649,379 -6%
RI
4
RTW Investments
New York
$273M +$26M +871,919 +10%
BlackRock
5
BlackRock
New York
$265M -$17.3M -580,637 -6%
Wellington Management Group
6
Wellington Management Group
Massachusetts
$263M -$13M -434,866 -4%
Vanguard Group
7
Vanguard Group
Pennsylvania
$263M +$152K +5,097 +0.1%
RCM
8
RA Capital Management
Massachusetts
$206M +$28.8M +965,623 +15%
ACA
9
Avoro Capital Advisors
New York
$200M -$17.1M -575,000 -8%
State Street
10
State Street
Massachusetts
$119M -$3.57M -119,851 -3%
Toronto Dominion Bank
11
Toronto Dominion Bank
Ontario, Canada
$100M +$105M +3,532,825 New
Geode Capital Management
12
Geode Capital Management
Massachusetts
$80.9M +$2.76M +92,719 +3%
Bank of America
13
Bank of America
North Carolina
$52.2M +$7.89M +264,827 +17%
O
14
OrbiMed
New York
$51.5M
CC
15
Casdin Capital
New York
$50.4M -$8.05M -270,000 -13%
PCH
16
Polar Capital Holdings
United Kingdom
$50.3M -$551K -18,481 -1%
Adage Capital Partners
17
Adage Capital Partners
Massachusetts
$43.4M -$18.4M -618,881 -29%
Goldman Sachs
18
Goldman Sachs
New York
$32.5M +$10.8M +360,830 +46%
SL
19
Siren LLC
Connecticut
$31.5M
Charles Schwab
20
Charles Schwab
California
$29.8M +$734K +24,641 +2%
Northern Trust
21
Northern Trust
Illinois
$28.3M -$639K -21,427 -2%
Norges Bank
22
Norges Bank
Norway
$28.3M +$4.68M +156,900 +19%
Pictet Asset Management
23
Pictet Asset Management
Switzerland
$27.5M +$2.81M +94,380 +11%
LGM
24
Logos Global Management
California
$27M +$17.9M +600,000 +171%
Artisan Partners
25
Artisan Partners
Wisconsin
$25M -$1.38M -46,273 -5%

RNAM Hedge Fund Activity: Q2 2025 in Review

206 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Avidity Biosciences (RNAM) for Q2 2025, worth a combined $3.86B — down 3.1% from $3.99B a quarter earlier.

Sellers outnumbered buyers: 38 funds closed out of RNAM and 26 opened new positions — a net loss of 12 holders — while 74 trimmed existing stakes and 85 added.

The largest buyer was Toronto Dominion Bank, opening a new position worth an estimated $105M. The largest seller was Driehaus Capital Management, exiting entirely with an estimated $37.5M sold.

  • 206 institutional investors held Avidity Biosciences (RNAM) as of Q2 2025, down from 220 in Q1 2025.
  • Funds reported $3.86B of Avidity Biosciences stock for Q2 2025, down 3.1% quarter-over-quarter.
  • 26 funds opened new Avidity Biosciences positions in Q2 2025 and 38 closed out, a net change of -12 holders.
  • The largest Avidity Biosciences buyer in Q2 2025 was Toronto Dominion Bank, an estimated $105M added.
  • The largest Avidity Biosciences seller in Q2 2025 was Driehaus Capital Management, an estimated $37.5M sold.

Based on aggregated 13F filings for Q2 2025.