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Hood River Capital Management’s Arrowhead Research ARWR Stock Holding History

Hood River Capital 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
Q1 		$66.2M Buy
+1,056,534
New +$66.9M 0.66% 51
2023
Q1 		– Sell
-373,254
Closed -$15.1M – 116
2022
Q4 		$15.1M Buy
373,254
+1,631
+0.4% +$54K 0.55% 59
2022
Q3 		$12.3M Buy
371,623
+8,244
+2% +$333K 0.47% 67
2022
Q2 		$12.8M Buy
363,379
+18,294
+5% +$688K 0.51% 66
2022
Q1 		$15.9M Buy
345,085
+6,914
+2% +$342K 0.53% 67
2021
Q4 		$22.4M Sell
338,171
-563
-0.2% -$38.7K 0.67% 57
2021
Q3 		$21.1M Sell
338,734
-13,355
-4% -$865K 0.65% 58
2021
Q2 		$29.2M Sell
352,089
-4,993
-1% -$372K 0.87% 47
2021
Q1 		$23.7M Sell
357,082
-36,181
-9% -$2.81M 0.76% 51
2020
Q4 		$30.2M Buy
393,263
+8,004
+2% +$512K 1% 44
2020
Q3 		$16.6M Sell
385,259
-38,869
-9% -$1.68M 0.72% 53
2020
Q2 		$18.3M Buy
+424,128
New +$15M 0.82% 48
2014
Q2 		– Sell
-163,930
Closed -$2.69M – 84
2014
Q1 		$2.69M Buy
+163,930
New +$2.88M 0.36% 79

Other funds holding ARWR

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
ACA
Avoro Capital Advisors New York $10.2B AUM 149.19% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
FAM
Fred Alger Management New York $22.8B AUM 64.63% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
VPC
Vestal Point Capital New York $3.58B AUM 189.12% 1-Year Est. Return

Hood River Capital Management's ARWR Position: Q1 2026 in Review

Hood River Capital Management opened a new position in Arrowhead Research (ARWR) in Q1 2026: 1,056,534 shares worth $66.2M. The stake represents 0.66% of the portfolio and ranks #51 among its holdings. This is a return to the name: Hood River Capital Management previously reported a position in ARWR as recently as Q4 2022.

Hood River Capital Management first reported a position in ARWR in Q1 2014 and has held it in 13 quarters since. 436 funds tracked by Wall St. Rank hold ARWR as of Q1 2026.

  • Hood River Capital Management held 1,056,534 shares of Arrowhead Research worth $66.2M as of Q1 2026.
  • Arrowhead Research was a new Hood River Capital Management position in Q1 2026.
  • Arrowhead Research made up 0.66% of Hood River Capital Management's portfolio in Q1 2026, its #51 holding.
  • Hood River Capital Management first reported a position in Arrowhead Research in Q1 2014 and has held it in 13 quarters since.
  • 436 funds tracked by Wall St. Rank held Arrowhead Research as of Q1 2026.

Based on Hood River Capital Management's 13F filing for Q1 2026, filed 15 May 2026.