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Brooklyn Investment Group’s Arrowhead Research ARWR Stock Holding History

Brooklyn Investment Group’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 		$413K Buy
6,582
+1,774
+37% +$112K 0.01% 1177
2025
Q4 		$335K Buy
+4,808
New +$236K 0.02% 961
2025
Q3 		– Sell
-456
Closed -$7.21K – 805
2025
Q2 		$7.21K Buy
456
+248
+119% +$3.56K ﹤0.01% 2330
2025
Q1 		$2.65K Buy
208
+201
+2,871% +$3.65K ﹤0.01% 2062
2024
Q4 		$132 Buy
+7
New +$144 ﹤0.01% 1804

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
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
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
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
VPC
Vestal Point Capital New York $4.28B AUM 239% 1-Year Est. Return

Brooklyn Investment Group's ARWR Position: Q1 2026 in Review

Brooklyn Investment Group increased its Arrowhead Research (ARWR) stake by 37% in Q1 2026, buying an estimated $112K and bringing the position to 6,582 shares worth $413K. The position accounts for 0.01% of the portfolio, ranked #1177.

Brooklyn Investment Group first reported a position in ARWR in Q4 2024 and has held it in 5 quarters since. 438 funds tracked by Wall St. Rank hold ARWR as of Q1 2026.

  • Brooklyn Investment Group held 6,582 shares of Arrowhead Research worth $413K as of Q1 2026.
  • Brooklyn Investment Group bought 1,774 Arrowhead Research shares in Q1 2026, an estimated $112K.
  • Arrowhead Research made up 0.01% of Brooklyn Investment Group's portfolio in Q1 2026, its #1177 holding.
  • Brooklyn Investment Group first reported a position in Arrowhead Research in Q4 2024 and has held it in 5 quarters since.
  • 438 funds tracked by Wall St. Rank held Arrowhead Research as of Q1 2026.

Based on Brooklyn Investment Group's 13F filing for Q1 2026, filed 29 Apr 2026.