Bank of Montreal’s Arrowhead Research ARWR Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$1.81M Buy
22,186
+58
+0.3% +$4.28K ﹤0.01% 1783
2026
Q1
$1.39M Buy
22,128
+7,496
+51% +$474K ﹤0.01% 1863
2025
Q4
$971K Sell
14,632
-189
-1% -$9.26K ﹤0.01% 1997
2025
Q3
$511K Sell
14,821
-10,097
-41% -$222K ﹤0.01% 2261
2025
Q2
$394K Buy
24,918
+4,818
+24% +$69.1K ﹤0.01% 2421
2025
Q1
$256K Buy
20,100
+5,082
+34% +$92.4K ﹤0.01% 2593
2024
Q4
$282K Buy
15,018
+1,759
+13% +$36.2K ﹤0.01% 2584
2024
Q3
$261K Sell
13,259
-30,440
-70% -$743K ﹤0.01% 2872
2024
Q2
$1.2M Buy
43,699
+30,866
+241% +$759K ﹤0.01% 1927
2024
Q1
$452K Buy
12,833
+948
+8% +$30.3K ﹤0.01% 2505
2023
Q4
$369K Buy
11,885
+1,442
+14% +$38.3K ﹤0.01% 2718
2023
Q3
$320K Sell
10,443
-279
-3% -$8.55K ﹤0.01% 2755
2023
Q2
$396K Sell
10,722
-8,126
-43% -$280K ﹤0.01% 2750
2023
Q1
$500K Buy
18,848
+3,037
+19% +$95.5K ﹤0.01% 2459
2022
Q4
$642K Buy
15,811
+2,822
+22% +$93.5K ﹤0.01% 2456
2022
Q3
$536 Buy
12,989
+1,982
+18% +$80K ﹤0.01% 2545
2022
Q2
$372 Buy
11,007
+1,717
+18% +$64.6K ﹤0.01% 2875
2022
Q1
$423K Sell
9,290
-2,084
-18% -$103K ﹤0.01% 2956
2021
Q4
$780K Buy
11,374
+939
+9% +$64.5K ﹤0.01% 2097
2021
Q3
$643K Sell
10,435
-473
-4% -$30.6K ﹤0.01% 2737
2021
Q2
$903K Sell
10,908
-820
-7% -$61.1K ﹤0.01% 2547
2021
Q1
$748K Sell
11,728
-11,679
-50% -$906K ﹤0.01% 2399
2020
Q4
$1.87M Buy
23,407
+11,485
+96% +$734K ﹤0.01% 1861
2020
Q3
$553K Sell
11,922
-3,872
-25% -$167K ﹤0.01% 2289
2020
Q2
$712K Sell
15,794
-1,118
-7% -$39.5K ﹤0.01% 2095
2020
Q1
$454K Sell
16,912
-14,031
-45% -$566K ﹤0.01% 2019
2019
Q4
$1.96M Buy
30,943
+16,612
+116% +$824K ﹤0.01% 1891
2019
Q3
$405K Buy
14,331
+1,207
+9% +$35.7K ﹤0.01% 2523
2019
Q2
$348K Buy
13,124
+11,874
+950% +$261K ﹤0.01% 2639
2019
Q1
$23K Sell
1,250
-5,328
-81% -$87.9K ﹤0.01% 3620
2018
Q4
$82K Sell
6,578
-7,018
-52% -$95.9K ﹤0.01% 3052
2018
Q3
$261K Sell
13,596
-5,694
-30% -$93.4K ﹤0.01% 2616
2018
Q2
$261K Sell
19,290
-3,610
-16% -$33.7K ﹤0.01% 2638
2018
Q1
$166K Sell
22,900
-3,806
-14% -$23.4K ﹤0.01% 2717
2017
Q4
$99K Buy
26,706
+13,228
+98% +$49.1K ﹤0.01% 3005
2017
Q3
$58K Buy
13,478
+13,228
+5,291% +$31.5K ﹤0.01% 3171
2017
Q2
$0 Hold
250
﹤0.01% 4135
2017
Q1
$0 Hold
250
﹤0.01% 3960
2016
Q4
$0 Sell
250
-22,252
-99% -$94.8K ﹤0.01% 4040
2016
Q3
$166K Buy
22,502
+21,997
+4,356% +$143K ﹤0.01% 2523
2016
Q2
$2K Sell
505
-251
-33% -$1.43K ﹤0.01% 3882
2016
Q1
$3K Sell
756
-24,346
-97% -$103K ﹤0.01% 3897
2015
Q4
$154K Buy
25,102
+20,852
+491% +$118K ﹤0.01% 2563
2015
Q3
$24K Buy
4,250
+4,000
+1,600% +$25.2K ﹤0.01% 3180
2015
Q2
$2K Hold
250
﹤0.01% 3731
2015
Q1
$2K Hold
250
﹤0.01% 3763
2014
Q4
$2K Hold
250
﹤0.01% 3820
2014
Q3
$4K Sell
250
-4,550
-95% -$62.2K ﹤0.01% 3821
2014
Q2
$69K Sell
4,800
-3,200
-40% -$42K ﹤0.01% 3049
2014
Q1
$131K Buy
+8,000
New +$141K ﹤0.01% 2678

Other funds holding ARWR

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. 466 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.
  • 466 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.