Boothbay Fund Management’s Arrowhead Research ARWR Stock Holding History

Boothbay Fund 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	$1.05M	Buy	+16,800	New	+$1.06M	0.01%	921
2021 Q1	–	Sell	-210	Closed	-$1.61M	–	1526
2020 Q4	$1.61M	Buy	+210	New	+$13.4K	0.06%	326
2020 Q1	–	Sell	-168	Closed	-$1.07M	–	845
2019 Q4	$1.07M	Buy	+168	New	+$8.34K	0.09%	300
2018 Q4	–	Sell	-745	Closed	-$1.43M	–	656
2018 Q3	$1.43M	Buy	+745	New	+$12.2K	0.14%	139

Other funds holding ARWR

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 Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

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 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 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

Boothbay Fund Management's ARWR Position: Q1 2026 in Review

Boothbay Fund Management increased its Arrowhead Research (ARWR) stake by 16% in Q1 2026, buying an estimated $410K and bringing the position to 46,988 shares worth $2.95M. The position accounts for 0.04% of the portfolio, ranked #483.

Boothbay Fund Management first reported a position in ARWR in Q2 2023 and has held it in 5 quarters since. 436 funds tracked by Wall St. Rank hold ARWR as of Q1 2026.

Boothbay Fund Management held 46,988 shares of Arrowhead Research worth $2.95M as of Q1 2026.
Boothbay Fund Management bought 6,484 Arrowhead Research shares in Q1 2026, an estimated $410K.
Arrowhead Research made up 0.04% of Boothbay Fund Management's portfolio in Q1 2026, its #483 holding.
Boothbay Fund Management first reported a position in Arrowhead Research in Q2 2023 and has held it in 5 quarters since.
436 funds tracked by Wall St. Rank held Arrowhead Research as of Q1 2026.

Based on Boothbay Fund Management's 13F filing for Q1 2026, filed 15 May 2026.