MIM
RNAM

Monashee Investment Management’s Avidity Biosciences RNAM Stock Holding History

Monashee Investment Management’s Portfolio RNAM Stock Details RNAM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-50,000
Closed -$2.18M – 56
2025
Q3 		$2.18M Buy
+50,000
New +$2.02M 1.09% 38
2024
Q4 		– Sell
-44,000
Closed -$2.02M – 91
2024
Q3 		$2.02M Sell
44,000
-6,000
-12% -$260K 0.22% 67
2024
Q2 		$2.04M Buy
+50,000
New +$1.43M 0.26% 43
2021
Q4 		– Sell
-110,000
Closed -$2.71M – 106
2021
Q3 		$2.71M Buy
+110,000
New +$2.39M 0.5% 46
2020
Q3 		– Sell
-40,000
Closed -$1.13M – 239
2020
Q2 		$1.13M Buy
+40,000
New +$1.15M 0.17% 127

Other funds holding RNAM

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
RCM
RA Capital Management Boston, Massachusetts $9.44B AUM 157.3% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $77.1B AUM 42.89% 1-Year Est. Return
PCM
Pentwater Capital Management Naples, Florida $19.3B AUM 58.13% 1-Year Est. Return
ACA
Avoro Capital Advisors New York $10.2B AUM 149.19% 1-Year Est. Return
HI
HBK Investments Dallas, Texas $9.85B AUM 55.6% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Monashee Investment Management's RNAM Position: Q4 2025 in Review

Monashee Investment Management sold out of Avidity Biosciences (RNAM) in Q4 2025, closing a stake of 50,000 shares — an estimated $2.18M sold.

Monashee Investment Management first reported a position in RNAM in Q2 2020 and held it in 5 quarters. The position peaked at $2.71M in Q3 2021. 343 funds tracked by Wall St. Rank hold RNAM as of Q4 2025.

  • Monashee Investment Management reported no remaining Avidity Biosciences position as of Q4 2025 after selling out during the quarter.
  • Monashee Investment Management sold 50,000 Avidity Biosciences shares in Q4 2025, an estimated $2.18M.
  • Monashee Investment Management first reported a position in Avidity Biosciences in Q2 2020 and held it in 5 quarters.
  • Monashee Investment Management's Avidity Biosciences position peaked at $2.71M in Q3 2021.
  • 343 funds tracked by Wall St. Rank held Avidity Biosciences as of Q4 2025.

Based on Monashee Investment Management's 13F filing for Q4 2025, filed 12 Feb 2026.