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OP Asset Management’s Arrowhead Research ARWR Stock Holding History

OP Asset Management’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
2026
Q2 		$401K Sell
4,914
-5,928
-55% -$438K ﹤0.01% 686
2026
Q1 		$680K Buy
+10,842
New +$686K 0.01% 643

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

OP Asset Management's ARWR Position: Q2 2026 in Review

OP Asset Management reduced its Arrowhead Research (ARWR) stake by 55% in Q2 2026, selling an estimated $438K and leaving 4,914 shares worth $401K. The position accounts for ﹤0.01% of the portfolio, ranked #686.

OP Asset Management first reported a position in ARWR in Q1 2026 and has held it in 2 quarters since. The position peaked at $680K in Q1 2026. 500 funds tracked by Wall St. Rank hold ARWR as of Q2 2026.

  • OP Asset Management held 4,914 shares of Arrowhead Research worth $401K as of Q2 2026.
  • OP Asset Management sold 5,928 Arrowhead Research shares in Q2 2026, an estimated $438K.
  • Arrowhead Research made up ﹤0.01% of OP Asset Management's portfolio in Q2 2026, its #686 holding.
  • OP Asset Management first reported a position in Arrowhead Research in Q1 2026 and has held it in 2 quarters since.
  • OP Asset Management's Arrowhead Research position peaked at $680K in Q1 2026.
  • 500 funds tracked by Wall St. Rank held Arrowhead Research as of Q2 2026.

Based on OP Asset Management's 13F filing for Q2 2026, filed 28 Jul 2026.