HighTower Advisors’s Arrowhead Research ARWR Stock Holding History

HighTower Advisors’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
2023 Q3	–	Sell	-2	Closed	-$1.24K	–	3575
2023 Q2	$1.24K	Buy	+2	New	+$69	﹤0.01%	3377
2022 Q1	–	Sell	-5	Closed	-$1K	–	3410
2021 Q4	$1K	Sell	5 -495	-99%	-$34K	﹤0.01%	3254
2021 Q3	$2K	Buy	+500	New	+$32.4K	﹤0.01%	3094
2021 Q2	–	Sell	-10	Closed	-$3K	–	3157
2021 Q1	$3K	Buy	+10	New	+$776	﹤0.01%	2968

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

HighTower Advisors's ARWR Position: Q1 2026 in Review

HighTower Advisors increased its Arrowhead Research (ARWR) stake by 9.9% in Q1 2026, buying an estimated $838K and bringing the position to 146,462 shares worth $9.18M. The position accounts for 0.01% of the portfolio, ranked #923.

HighTower Advisors first reported a position in ARWR in Q3 2015 and has held it in 37 quarters since. 436 funds tracked by Wall St. Rank hold ARWR as of Q1 2026.

HighTower Advisors held 146,462 shares of Arrowhead Research worth $9.18M as of Q1 2026.
HighTower Advisors bought 13,233 Arrowhead Research shares in Q1 2026, an estimated $838K.
Arrowhead Research made up 0.01% of HighTower Advisors's portfolio in Q1 2026, its #923 holding.
HighTower Advisors first reported a position in Arrowhead Research in Q3 2015 and has held it in 37 quarters since.
436 funds tracked by Wall St. Rank held Arrowhead Research as of Q1 2026.

Based on HighTower Advisors's 13F filing for Q1 2026, filed 5 May 2026.