Alberta Investment Management Corp (AIMCo)’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
Q2 | – | Sell |
-30,600
| Closed | -$2.52M | – | 675 |
|
|
2026
Q1 | $2.52M | Buy |
30,600
+18,500
| +153% | +$1.98M | 0.02% | 380 |
|
|
2025
Q4 | $1.24M | Buy |
+12,100
| New | +$1.36M | 0.01% | 595 |
|
|
2025
Q2 | – | Sell |
-50,578
| Closed | -$6.32M | – | 618 |
|
|
2025
Q1 | $6.32M | Buy |
+50,578
| New | +$7.36M | 0.04% | 250 |
|
|
2024
Q2 | – | Sell |
-4,200
| Closed | -$876K | – | 743 |
|
|
2024
Q1 | $876K | Hold |
4,200
| – | – | 0.01% | 686 |
|
|
2023
Q4 | $701K | Hold |
4,200
| – | – | 0.01% | 738 |
|
|
2023
Q3 | $523K | Hold |
4,200
| – | – | 0.01% | 802 |
|
|
2023
Q2 | $571K | Hold |
4,200
| – | – | 0.01% | 905 |
|
|
2023
Q1 | $373K | Sell |
4,200
-97,500
| -96% | -$7.72M | ﹤0.01% | 1040 |
|
|
2022
Q4 | $6.6M | Buy |
101,700
+37,100
| +57% | +$2.32M | 0.06% | 359 |
|
|
2022
Q3 | $3.81M | Buy |
+64,600
| New | +$4.04M | 0.03% | 551 |
|
|
2022
Q2 | – | Sell |
-11,745
| Closed | -$758K | – | 1273 |
|
|
2022
Q1 | $758K | Buy |
11,745
+2,465
| +27% | +$179K | ﹤0.01% | 1045 |
|
|
2021
Q4 | $795K | Buy |
+9,280
| New | +$629K | ﹤0.01% | 815 |
|
|
2021
Q2 | – | Sell |
-21,100
| Closed | -$978K | – | 964 |
|
|
2021
Q1 | $978K | Sell |
21,100
-29,700
| -58% | -$1.26M | 0.01% | 676 |
|
|
2020
Q4 | $2.07M | Sell |
50,800
-99,600
| -66% | -$3.53M | 0.02% | 516 |
|
|
2020
Q3 | $4.91M | Sell |
150,400
-31,200
| -17% | -$847K | 0.05% | 380 |
|
|
2020
Q2 | $3.76M | Hold |
181,600
| – | – | 0.04% | 403 |
|
|
2020
Q1 | $2.22M | Buy |
181,600
+4,600
| +3% | +$104K | 0.04% | 417 |
|
|
2019
Q4 | $4.5M | Buy |
177,000
+17,600
| +11% | +$421K | 0.04% | 366 |
|
|
2019
Q3 | $3.28M | Buy |
159,400
+97,500
| +158% | +$1.82M | 0.03% | 410 |
|
|
2019
Q2 | $1.04M | Buy |
61,900
+11,100
| +22% | +$166K | 0.01% | 633 |
|
|
2019
Q1 | $678K | Hold |
50,800
| – | – | 0.01% | 705 |
|
|
2018
Q4 | $554K | Hold |
50,800
| – | – | 0.01% | 671 |
|
|
2018
Q3 | $746K | Hold |
50,800
| – | – | 0.01% | 665 |
|
|
2018
Q2 | $929K | Hold |
50,800
| – | – | 0.01% | 605 |
|
|
2018
Q1 | $1.01M | Hold |
50,800
| – | – | 0.01% | 573 |
|
|
2017
Q4 | $1.11M | Buy |
50,800
+35,000
| +222% | +$664K | 0.01% | 539 |
|
|
2017
Q3 | $284K | Buy |
+15,800
| New | +$255K | ﹤0.01% | 691 |
|
|
2017
Q1 | – | Sell |
-235,400
| Closed | -$2.58M | – | 808 |
|
|
2016
Q4 | $2.58M | Hold |
235,400
| – | – | 0.02% | 410 |
|
|
2016
Q3 | $2.71M | Hold |
235,400
| – | – | 0.03% | 388 |
|
|
2016
Q2 | $2.65M | Buy |
235,400
+32,690
| +16% | +$377K | 0.03% | 369 |
|
|
2016
Q1 | $2.29M | Sell |
202,710
-366,070
| -64% | -$3.17M | 0.03% | 361 |
|
|
2015
Q4 | $6.3M | Buy |
568,780
+41,850
| +8% | +$532K | 0.07% | 299 |
|
|
2015
Q3 | $6.68M | Buy |
+526,930
| New | +$7.48M | 0.08% | 287 |
|
Other funds holding BLDR
Alberta Investment Management Corp (AIMCo)'s BLDR Position: Q2 2026 in Review
Alberta Investment Management Corp (AIMCo) sold out of Builders FirstSource (BLDR) in Q2 2026, closing a stake of 30,600 shares — an estimated $2.52M sold.
Alberta Investment Management Corp (AIMCo) first reported a position in BLDR in Q3 2015 and held it in 33 quarters. The position peaked at $6.68M in Q3 2015. 671 funds tracked by Wall St. Rank hold BLDR as of Q2 2026.
- Alberta Investment Management Corp (AIMCo) reported no remaining Builders FirstSource position as of Q2 2026 after selling out during the quarter.
- Alberta Investment Management Corp (AIMCo) sold 30,600 Builders FirstSource shares in Q2 2026, an estimated $2.52M.
- Alberta Investment Management Corp (AIMCo) first reported a position in Builders FirstSource in Q3 2015 and held it in 33 quarters.
- Alberta Investment Management Corp (AIMCo)'s Builders FirstSource position peaked at $6.68M in Q3 2015.
- 671 funds tracked by Wall St. Rank held Builders FirstSource as of Q2 2026.
Based on Alberta Investment Management Corp (AIMCo)'s 13F filing for Q2 2026, filed 6 Aug 2026.