Bank of Montreal
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Bank of Montreal’s Arrowhead Research ARWR Stock Holding History

Bank of Montreal’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
-800
Closed -$51K – 4087
2019
Q4 		$51K Hold
800
– – ﹤0.01% 3824
2019
Q3 		$23K Hold
800
– – ﹤0.01% 4011
2019
Q2 		$21K Buy
+800
New +$17.6K ﹤0.01% 4140
2019
Q1 		– Sell
-4,100
Closed -$51K – 4305
2018
Q4 		$51K Hold
4,100
– – ﹤0.01% 3267
2018
Q3 		$79K Buy
+4,100
New +$67.3K ﹤0.01% 3201

Other funds holding ARWR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Norges Bank
Norges Bank Oslo, Norway $1T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
SL
Siren LLC Greenwich, Connecticut $4.94B AUM 244.43% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Bank of Montreal's ARWR Position: Q2 2026 in Review

Bank of Montreal increased its Arrowhead Research (ARWR) stake by 0.26% in Q2 2026, buying an estimated $4.28K and bringing the position to 22,186 shares worth $1.81M. The position accounts for ﹤0.01% of the portfolio, ranked #1783.

Bank of Montreal first reported a position in ARWR in Q1 2014 and has held it in 50 quarters since. The position peaked at $1.96M in Q4 2019. 361 funds tracked by Wall St. Rank hold ARWR as of Q2 2026.

  • Bank of Montreal held 22,186 shares of Arrowhead Research worth $1.81M as of Q2 2026.
  • Bank of Montreal bought 58 Arrowhead Research shares in Q2 2026, an estimated $4.28K.
  • Arrowhead Research made up ﹤0.01% of Bank of Montreal's portfolio in Q2 2026, its #1783 holding.
  • Bank of Montreal first reported a position in Arrowhead Research in Q1 2014 and has held it in 50 quarters since.
  • Bank of Montreal's Arrowhead Research position peaked at $1.96M in Q4 2019.
  • 361 funds tracked by Wall St. Rank held Arrowhead Research as of Q2 2026.

Based on Bank of Montreal's 13F filing for Q2 2026, filed 12 Aug 2026.