Assenagon Asset Management
ARWR icon

Assenagon Asset Management’s Arrowhead Research ARWR Stock Holding History

Assenagon 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 		$16.5M Buy
201,927
+143,192
+244% +$10.6M 0.02% 447
2026
Q1 		$3.68M Sell
58,735
-626,154
-91% -$39.6M 0.01% 646
2025
Q4 		$45.5M Buy
684,889
+304,264
+80% +$14.9M 0.06% 228
2025
Q3 		$13.1M Buy
380,625
+355,056
+1,389% +$7.81M 0.02% 432
2025
Q2 		$404K Buy
25,569
+2,868
+13% +$41.1K ﹤0.01% 1063
2025
Q1 		$289K Sell
22,701
-30,312
-57% -$551K ﹤0.01% 1081
2024
Q4 		$997K Sell
53,013
-240,070
-82% -$4.94M ﹤0.01% 1103
2024
Q3 		$5.68M Buy
293,083
+204,933
+232% +$5M 0.01% 685
2024
Q2 		$2.29M Sell
88,150
-256,317
-74% -$6.3M 0.01% 852
2024
Q1 		$9.85M Buy
344,467
+306,059
+797% +$9.79M 0.02% 432
2023
Q4 		$1.18M Sell
38,408
-381,964
-91% -$10.1M ﹤0.01% 1060
2023
Q3 		$11.3M Sell
420,372
-77,386
-16% -$2.37M 0.04% 356
2023
Q2 		$17.8M Buy
497,758
+74,451
+18% +$2.57M 0.06% 247
2023
Q1 		$10.8M Buy
+423,307
New +$13.3M 0.04% 369
2022
Q3 		– Sell
-14,619
Closed -$515K – 1338
2022
Q2 		$515K Sell
14,619
-115,082
-89% -$4.33M ﹤0.01% 1221
2022
Q1 		$5.96M Buy
129,701
+121,336
+1,451% +$6.01M 0.02% 493
2021
Q4 		$555K Sell
8,365
-3,744
-31% -$257K ﹤0.01% 1180
2021
Q3 		$756K Buy
+12,109
New +$784K ﹤0.01% 980
2020
Q1 		– Sell
-5,706
Closed -$362K – 784
2019
Q4 		$362K Buy
+5,706
New +$283K ﹤0.01% 691

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

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

Assenagon Asset Management increased its Arrowhead Research (ARWR) stake by 244% in Q2 2026, buying an estimated $10.6M and bringing the position to 201,927 shares worth $16.5M. The position accounts for 0.02% of the portfolio, ranked #447.

Assenagon Asset Management first reported a position in ARWR in Q4 2019 and has held it in 19 quarters since. The position peaked at $45.5M in Q4 2025. 500 funds tracked by Wall St. Rank hold ARWR as of Q2 2026.

  • Assenagon Asset Management held 201,927 shares of Arrowhead Research worth $16.5M as of Q2 2026.
  • Assenagon Asset Management bought 143,192 Arrowhead Research shares in Q2 2026, an estimated $10.6M.
  • Arrowhead Research made up 0.02% of Assenagon Asset Management's portfolio in Q2 2026, its #447 holding.
  • Assenagon Asset Management first reported a position in Arrowhead Research in Q4 2019 and has held it in 19 quarters since.
  • Assenagon Asset Management's Arrowhead Research position peaked at $45.5M in Q4 2025.
  • 500 funds tracked by Wall St. Rank held Arrowhead Research as of Q2 2026.

Based on Assenagon Asset Management's 13F filing for Q2 2026, filed 8 Jul 2026.