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Fox Run Management’s Arrowhead Research ARWR Stock Holding History

Fox Run 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
2025
Q2 		– Sell
-55,404
Closed -$706K – 852
2025
Q1 		$706K Buy
55,404
+3,062
+6% +$55.7K 0.11% 330
2024
Q4 		$984K Sell
52,342
-3,684
-7% -$75.9K 0.18% 162
2024
Q3 		$1.09M Buy
56,026
+11,037
+25% +$269K 0.24% 97
2024
Q2 		$1.17M Buy
44,989
+16,891
+60% +$415K 0.22% 138
2024
Q1 		$804K Buy
+28,098
New +$899K 0.17% 208
2023
Q4 		– Sell
-11,780
Closed -$317K – 720
2023
Q3 		$317K Buy
11,780
+2,988
+34% +$91.5K 0.09% 421
2023
Q2 		$314K Buy
+8,792
New +$303K 0.09% 435
2022
Q1 		– Sell
-3,330
Closed -$221K – 492
2021
Q4 		$221K Buy
+3,330
New +$229K 0.13% 333

Other funds holding ARWR

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
ACA
Avoro Capital Advisors New York $10.2B AUM 149.19% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
SPC
Slate Path Capital New York $6.73B AUM 95.97% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
UBS AM
UBS AM Chicago, Illinois $481B AUM 26.39% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $3.61B AUM 203.3% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

Fox Run Management's ARWR Position: Q2 2025 in Review

Fox Run Management sold out of Arrowhead Research (ARWR) in Q2 2025, closing a stake of 55,404 shares — an estimated $706K sold.

Fox Run Management first reported a position in ARWR in Q4 2021 and held it in 8 quarters. The position peaked at $1.17M in Q2 2024. 282 funds tracked by Wall St. Rank hold ARWR as of Q2 2025.

  • Fox Run Management reported no remaining Arrowhead Research position as of Q2 2025 after selling out during the quarter.
  • Fox Run Management sold 55,404 Arrowhead Research shares in Q2 2025, an estimated $706K.
  • Fox Run Management first reported a position in Arrowhead Research in Q4 2021 and held it in 8 quarters.
  • Fox Run Management's Arrowhead Research position peaked at $1.17M in Q2 2024.
  • 282 funds tracked by Wall St. Rank held Arrowhead Research as of Q2 2025.

Based on Fox Run Management's 13F filing for Q2 2025, filed 6 Aug 2025.