Bank of Montreal’s Builders FirstSource BLDR Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$5.03M Sell
61,084
-22,627
-27% -$2.42M ﹤0.01% 1322
2025
Q4
$8.61M Buy
83,711
+3,241
+4% +$364K ﹤0.01% 1163
2025
Q3
$9.76M Buy
80,470
+11,947
+17% +$1.58M ﹤0.01% 1056
2025
Q2
$8M Sell
68,523
-23,203
-25% -$2.68M ﹤0.01% 1077
2025
Q1
$11.5M Sell
91,726
-20,765
-18% -$3.02M 0.01% 887
2024
Q4
$16.1M Sell
112,491
-31,746
-22% -$5.62M 0.01% 824
2024
Q3
$28M Buy
144,237
+26,611
+23% +$4.41M 0.01% 655
2024
Q2
$16.3M Sell
117,626
-18,429
-14% -$3.13M ﹤0.01% 838
2024
Q1
$28.5M Buy
136,055
+17,379
+15% +$3.21M 0.01% 630
2023
Q4
$20.1M Buy
118,676
+83,635
+239% +$11.1M 0.01% 783
2023
Q3
$4.47M Sell
35,041
-1,470
-4% -$203K ﹤0.01% 1319
2023
Q2
$4.97M Buy
36,511
+15,953
+78% +$1.77M ﹤0.01% 1335
2023
Q1
$1.83M Sell
20,558
-2,251
-10% -$178K ﹤0.01% 1722
2022
Q4
$1.56M Buy
22,809
+2,581
+13% +$161K ﹤0.01% 1912
2022
Q3
$1.32K Sell
20,228
-17,181
-46% -$1.07M ﹤0.01% 2030
2022
Q2
$2.1K Sell
37,409
-85,993
-70% -$5.27M ﹤0.01% 1870
2022
Q1
$8.4M Buy
123,402
+86,051
+230% +$6.25M ﹤0.01% 1229
2021
Q4
$3.16M Buy
37,351
+17,630
+89% +$1.19M ﹤0.01% 1399
2021
Q3
$1.07M Sell
19,721
-84,749
-81% -$4.14M ﹤0.01% 2446
2021
Q2
$4.5M Buy
104,470
+78,333
+300% +$3.63M ﹤0.01% 1652
2021
Q1
$1.24M Sell
26,137
-106,454
-80% -$4.53M ﹤0.01% 2040
2020
Q4
$5.25M Sell
132,591
-457,655
-78% -$16.2M ﹤0.01% 1349
2020
Q3
$19.7M Sell
590,246
-56,844
-9% -$1.54M 0.02% 595
2020
Q2
$12.7M Buy
647,090
+78,931
+14% +$1.43M 0.01% 737
2020
Q1
$6.56M Buy
568,159
+97,938
+21% +$2.21M 0.01% 869
2019
Q4
$11.9M Buy
470,221
+252,746
+116% +$6.04M 0.01% 895
2019
Q3
$4.47M Buy
217,475
+125,551
+137% +$2.34M ﹤0.01% 1260
2019
Q2
$1.55M Buy
91,924
+2,542
+3% +$38K ﹤0.01% 1839
2019
Q1
$1.19M Sell
89,382
-5,604
-6% -$73.6K ﹤0.01% 1955
2018
Q4
$1.04M Sell
94,986
-7,995
-8% -$100K ﹤0.01% 1869
2018
Q3
$1.51M Buy
102,981
+12,496
+14% +$212K ﹤0.01% 1809
2018
Q2
$1.66M Sell
90,485
-915
-1% -$17.5K ﹤0.01% 1740
2018
Q1
$1.81M Sell
91,400
-3,126
-3% -$66.2K ﹤0.01% 1605
2017
Q4
$2.06M Sell
94,526
-5,105
-5% -$96.8K ﹤0.01% 1566
2017
Q3
$1.79M Sell
99,631
-7,300
-7% -$118K ﹤0.01% 1671
2017
Q2
$1.64M Buy
106,931
+104,911
+5,194% +$1.57M ﹤0.01% 1728
2017
Q1
$31K Sell
2,020
-335,259
-99% -$4.33M ﹤0.01% 3232
2016
Q4
$3.73M Sell
337,279
-1,345,359
-80% -$14.6M ﹤0.01% 1205
2016
Q3
$19.4M Sell
1,682,638
-159,113
-9% -$2M 0.02% 565
2016
Q2
$20.7M Buy
1,841,751
+170,291
+10% +$1.97M 0.02% 537
2016
Q1
$18.8M Sell
1,671,460
-98,112
-6% -$850K 0.02% 508
2015
Q4
$19.6M Buy
1,769,572
+275,896
+18% +$3.51M 0.02% 490
2015
Q3
$18.9M Sell
1,493,676
-573,988
-28% -$8.15M 0.03% 473
2015
Q2
$26.5M Buy
+2,067,664
New +$25.2M 0.03% 427
2014
Q3
Sell
-1,140
Closed -$9K 4035
2014
Q2
$9K Buy
+1,140
New +$8.88K ﹤0.01% 3905

Other funds holding BLDR

Bank of Montreal's BLDR Position: Q1 2026 in Review

Bank of Montreal reduced its Builders FirstSource (BLDR) stake by 27% in Q1 2026, selling an estimated $2.42M and leaving 61,084 shares worth $5.03M. The position accounts for ﹤0.01% of the portfolio, ranked #1322.

Bank of Montreal first reported a position in BLDR in Q2 2014 and has held it in 45 quarters since. The position peaked at $28.5M in Q1 2024. 722 funds tracked by Wall St. Rank hold BLDR as of Q1 2026.

  • Bank of Montreal held 61,084 shares of Builders FirstSource worth $5.03M as of Q1 2026.
  • Bank of Montreal sold 22,627 Builders FirstSource shares in Q1 2026, an estimated $2.42M.
  • Builders FirstSource made up ﹤0.01% of Bank of Montreal's portfolio in Q1 2026, its #1322 holding.
  • Bank of Montreal first reported a position in Builders FirstSource in Q2 2014 and has held it in 45 quarters since.
  • Bank of Montreal's Builders FirstSource position peaked at $28.5M in Q1 2024.
  • 722 funds tracked by Wall St. Rank held Builders FirstSource as of Q1 2026.

Based on Bank of Montreal's 13F filing for Q1 2026, filed 13 May 2026.