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Ikarian Capital’s Arrowhead Research ARWR Stock Holding History

Ikarian Capital’s Portfolio ARWR Stock Details ARWR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2020
Q4 		– Sell
-150,000
Closed -$6.46M – 234
2020
Q3 		$6.46M Buy
+150,000
New +$6.47M 0.47% 56
2020
Q1 		– Sell
-100,000
Closed -$6.34M – 158
2019
Q4 		$6.34M Buy
+100,000
New +$4.96M 1.03% 29

Other funds holding ARWR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
ACA
Avoro Capital Advisors New York $11.1B AUM 207.82% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
FAM
Fred Alger Management New York $30B AUM 76.99% 1-Year Est. Return

Ikarian Capital's ARWR Position: Q2 2026 in Review

Ikarian Capital opened a new position in Arrowhead Research (ARWR) in Q2 2026: 38,278 shares worth $3.12M. The stake represents 0.34% of the portfolio and ranks #72 among its holdings. This is a return to the name: Ikarian Capital previously reported a position in ARWR as recently as Q2 2023.

Ikarian Capital first reported a position in ARWR in Q2 2023 and has held it in 2 quarters since. The position peaked at $4.64M in Q2 2023. 502 funds tracked by Wall St. Rank hold ARWR as of Q2 2026.

  • Ikarian Capital held 38,278 shares of Arrowhead Research worth $3.12M as of Q2 2026.
  • Arrowhead Research was a new Ikarian Capital position in Q2 2026.
  • Arrowhead Research made up 0.34% of Ikarian Capital's portfolio in Q2 2026, its #72 holding.
  • Ikarian Capital first reported a position in Arrowhead Research in Q2 2023 and has held it in 2 quarters since.
  • Ikarian Capital's Arrowhead Research position peaked at $4.64M in Q2 2023.
  • 502 funds tracked by Wall St. Rank held Arrowhead Research as of Q2 2026.

Based on Ikarian Capital's 13F filing for Q2 2026, filed 14 Aug 2026.