FHA
ARWR icon

Flagship Harbor Advisors’s Arrowhead Research ARWR Stock Holding History

Flagship Harbor Advisors’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 		$417K Buy
+5,111
New +$378K 0.02% 562
2026
Q1 		– Sell
-58
Closed -$3.85K – 821
2025
Q4 		$3.85K Buy
+58
New +$2.84K ﹤0.01% 1711
2020
Q4 		– Sell
-72
Closed -$3K – 631
2020
Q3 		$3K Hold
72
– – ﹤0.01% 1629
2020
Q2 		$3K Hold
72
– – ﹤0.01% 1686
2020
Q1 		$2K Sell
72
-8
-10% -$323 ﹤0.01% 1614
2019
Q4 		$5K Buy
+80
New +$3.97K ﹤0.01% 1515

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

Flagship Harbor Advisors's ARWR Position: Q2 2026 in Review

Flagship Harbor Advisors opened a new position in Arrowhead Research (ARWR) in Q2 2026: 5,111 shares worth $417K. The stake represents 0.02% of the portfolio and ranks #562 among its holdings. This is a return to the name: Flagship Harbor Advisors previously reported a position in ARWR as recently as Q4 2025.

Flagship Harbor Advisors first reported a position in ARWR in Q4 2019 and has held it in 6 quarters since. 500 funds tracked by Wall St. Rank hold ARWR as of Q2 2026.

  • Flagship Harbor Advisors held 5,111 shares of Arrowhead Research worth $417K as of Q2 2026.
  • Arrowhead Research was a new Flagship Harbor Advisors position in Q2 2026.
  • Arrowhead Research made up 0.02% of Flagship Harbor Advisors's portfolio in Q2 2026, its #562 holding.
  • Flagship Harbor Advisors first reported a position in Arrowhead Research in Q4 2019 and has held it in 6 quarters since.
  • 500 funds tracked by Wall St. Rank held Arrowhead Research as of Q2 2026.

Based on Flagship Harbor Advisors's 13F filing for Q2 2026, filed 22 Jul 2026.