HighTower Advisors
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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
2020
Q1 		– Sell
-1,200
Closed -$5K – 2227
2019
Q4 		$5K Sell
1,200
-100
-8% -$4.96K ﹤0.01% 2225
2019
Q3 		$1K Buy
+1,300
New +$38.5K ﹤0.01% 2381
2019
Q1 		– Sell
-500
Closed -$2K – 2294
2018
Q4 		$2K Hold
500
– – ﹤0.01% 2167
2018
Q3 		$2K Buy
+500
New +$8.21K ﹤0.01% 2243
2017
Q2 		– Sell
-2,000
Closed -$1K – 2218
2017
Q1 		$1K Buy
+2,000
New +$3.97K ﹤0.01% 2066

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

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.