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Lighthouse Investment Partners’s Arrowhead Research ARWR Stock Holding History

Lighthouse Investment Partners’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 		$611K Sell
7,500
-21,470
-74% -$1.59M 0.02% 539
2026
Q1 		$1.82M Buy
28,970
+24,970
+624% +$1.58M 0.06% 325
2025
Q4 		$266K Buy
+4,000
New +$196K 0.01% 718

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

Lighthouse Investment Partners's ARWR Position: Q2 2026 in Review

Lighthouse Investment Partners reduced its Arrowhead Research (ARWR) stake by 74% in Q2 2026, selling an estimated $1.59M and leaving 7,500 shares worth $611K. The position accounts for 0.02% of the portfolio, ranked #539.

Lighthouse Investment Partners first reported a position in ARWR in Q4 2025 and has held it in 3 quarters since. The position peaked at $1.82M in Q1 2026. 500 funds tracked by Wall St. Rank hold ARWR as of Q2 2026.

  • Lighthouse Investment Partners held 7,500 shares of Arrowhead Research worth $611K as of Q2 2026.
  • Lighthouse Investment Partners sold 21,470 Arrowhead Research shares in Q2 2026, an estimated $1.59M.
  • Arrowhead Research made up 0.02% of Lighthouse Investment Partners's portfolio in Q2 2026, its #539 holding.
  • Lighthouse Investment Partners first reported a position in Arrowhead Research in Q4 2025 and has held it in 3 quarters since.
  • Lighthouse Investment Partners's Arrowhead Research position peaked at $1.82M in Q1 2026.
  • 500 funds tracked by Wall St. Rank held Arrowhead Research as of Q2 2026.

Based on Lighthouse Investment Partners's 13F filing for Q2 2026, filed 14 Aug 2026.