Group One Trading
ARWR icon

Group One Trading’s Arrowhead Research ARWR Stock Holding History

Group One Trading’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 		$188K Buy
3,000
+1,000
+50% +$63.3K ﹤0.01% 4158
2025
Q4 		$133K Sell
2,000
-9,400
-82% -$461K ﹤0.01% 4745
2025
Q3 		$393K Sell
11,400
-25,500
-69% -$561K ﹤0.01% 3932
2025
Q2 		$583K Buy
36,900
+21,600
+141% +$310K ﹤0.01% 3252
2025
Q1 		$195K Buy
15,300
+10,000
+189% +$182K ﹤0.01% 4042
2024
Q4 		$99.6K Buy
5,300
+5,000
+1,667% +$103K ﹤0.01% 4528
2024
Q3 		$5.81K Sell
300
-1,300
-81% -$31.7K ﹤0.01% 5818
2024
Q2 		$41.6K Sell
1,600
-7,400
-82% -$182K ﹤0.01% 4652
2024
Q1 		$257K Buy
9,000
+5,800
+181% +$186K ﹤0.01% 3338
2023
Q4 		$97.9K Sell
3,200
-5,300
-62% -$141K ﹤0.01% 4487
2023
Q3 		$228K Sell
8,500
-13,500
-61% -$414K ﹤0.01% 3688
2023
Q2 		$785K Buy
22,000
+18,700
+567% +$645K ﹤0.01% 2586
2023
Q1 		$83.8K Sell
3,300
-36,900
-92% -$1.16M ﹤0.01% 4450
2022
Q4 		$1.63M Sell
40,200
-2,200
-5% -$72.9K ﹤0.01% 2007
2022
Q3 		$1.4M Sell
42,400
-2,600
-6% -$105K ﹤0.01% 2227
2022
Q2 		$1.58M Sell
45,000
-22,500
-33% -$846K ﹤0.01% 2272
2022
Q1 		$3.1M Sell
67,500
-1,500
-2% -$74.3K ﹤0.01% 1953
2021
Q4 		$4.58M Buy
69,000
+28,400
+70% +$1.95M ﹤0.01% 1782
2021
Q3 		$2.54M Buy
40,600
+1,400
+4% +$90.6K ﹤0.01% 2405
2021
Q2 		$3.25M Buy
39,200
+17,900
+84% +$1.33M ﹤0.01% 2142
2021
Q1 		$1.41M Sell
21,300
-23,900
-53% -$1.85M ﹤0.01% 2834
2020
Q4 		$3.47M Buy
45,200
+17,800
+65% +$1.14M 0.01% 1582
2020
Q3 		$1.18M Sell
27,400
-19,600
-42% -$846K ﹤0.01% 2050
2020
Q2 		$2.03M Sell
47,000
-25,400
-35% -$896K 0.01% 1460
2020
Q1 		$2.08M Sell
72,400
-22,400
-24% -$903K 0.02% 1017
2019
Q4 		$6.01M Buy
94,800
+70,700
+293% +$3.51M 0.04% 571
2019
Q3 		$679K Sell
24,100
-62,000
-72% -$1.83M 0.01% 2077
2019
Q2 		$2.28M Buy
86,100
+82,200
+2,108% +$1.8M 0.02% 988
2019
Q1 		$72K Sell
3,900
-96,500
-96% -$1.59M ﹤0.01% 3376
2018
Q4 		$1.25M Buy
100,400
+66,000
+192% +$902K 0.01% 1346
2018
Q3 		$659K Sell
34,400
-18,000
-34% -$295K 0.01% 2039
2018
Q2 		$713K Sell
52,400
-53,700
-51% -$502K 0.01% 2008
2018
Q1 		$765K Sell
106,100
-12,800
-11% -$78.8K 0.01% 1712
2017
Q4 		$438K Buy
118,900
+16,900
+17% +$62.8K ﹤0.01% 2352
2017
Q3 		$442K Sell
102,000
-300
-0.3% -$715 ﹤0.01% 2177
2017
Q2 		$166K Buy
102,300
+4,500
+5% +$7.28K ﹤0.01% 2780
2017
Q1 		$181K Buy
97,800
+27,100
+38% +$53.7K ﹤0.01% 2581
2016
Q4 		$110K Sell
70,700
-24,200
-26% -$103K ﹤0.01% 2789
2016
Q3 		$698K Buy
94,900
+64,300
+210% +$417K 0.01% 1552
2016
Q2 		$163K Buy
+30,600
New +$175K ﹤0.01% 2543

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

Group One Trading's ARWR Position: Q4 2025 in Review

Group One Trading sold out of Arrowhead Research (ARWR) in Q4 2025, closing a stake of 2,651 shares — an estimated $130K sold.

Group One Trading first reported a position in ARWR in Q3 2013 and held it in 40 quarters. The position peaked at $5.38M in Q2 2021. 401 funds tracked by Wall St. Rank hold ARWR as of Q4 2025.

  • Group One Trading reported no remaining Arrowhead Research position as of Q4 2025 after selling out during the quarter.
  • Group One Trading sold 2,651 Arrowhead Research shares in Q4 2025, an estimated $130K.
  • Group One Trading first reported a position in Arrowhead Research in Q3 2013 and held it in 40 quarters.
  • Group One Trading's Arrowhead Research position peaked at $5.38M in Q2 2021.
  • 401 funds tracked by Wall St. Rank held Arrowhead Research as of Q4 2025.

Based on Group One Trading's 13F filing for Q4 2025, filed 12 Feb 2026.