Walleye Trading’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 | $1.09M | Sell |
13,200
-29,800
| -69% | -$3.18M | ﹤0.01% | 2106 |
|
|
2025
Q4 | $4.42M | Sell |
43,000
-11,700
| -21% | -$1.31M | 0.01% | 1367 |
|
|
2025
Q3 | $6.63M | Buy |
54,700
+25,400
| +87% | +$3.37M | 0.01% | 1103 |
|
|
2025
Q2 | $3.42M | Buy |
29,300
+16,100
| +122% | +$1.86M | 0.01% | 1421 |
|
|
2025
Q1 | $1.65M | Sell |
13,200
-21,600
| -62% | -$3.14M | ﹤0.01% | 1751 |
|
|
2024
Q4 | $4.97M | Buy |
34,800
+10,000
| +40% | +$1.77M | 0.01% | 1148 |
|
|
2024
Q3 | $4.81M | Buy |
24,800
+700
| +3% | +$116K | 0.01% | 1163 |
|
|
2024
Q2 | $3.34M | Sell |
24,100
-17,600
| -42% | -$2.99M | 0.01% | 1284 |
|
|
2024
Q1 | $8.7M | Sell |
41,700
-600
| -1% | -$111K | 0.02% | 803 |
|
|
2023
Q4 | $7.06M | Buy |
42,300
+21,600
| +104% | +$2.87M | 0.02% | 1009 |
|
|
2023
Q3 | $2.58M | Sell |
20,700
-3,100
| -13% | -$428K | 0.01% | 1587 |
|
|
2023
Q2 | $3.24M | Buy |
23,800
+19,200
| +417% | +$2.14M | 0.01% | 1292 |
|
|
2023
Q1 | $408K | Sell |
4,600
-18,200
| -80% | -$1.44M | ﹤0.01% | 2969 |
|
|
2022
Q4 | $1.48M | Sell |
22,800
-116,800
| -84% | -$7.29M | ﹤0.01% | 1914 |
|
|
2022
Q3 | $8.22M | Buy |
139,600
+11,100
| +9% | +$694K | 0.03% | 726 |
|
|
2022
Q2 | $6.9M | Buy |
128,500
+87,300
| +212% | +$5.35M | 0.02% | 838 |
|
|
2022
Q1 | $2.66M | Buy |
41,200
+21,600
| +110% | +$1.57M | 0.01% | 1452 |
|
|
2021
Q4 | $1.68M | Sell |
19,600
-4,600
| -19% | -$312K | 0.01% | 1787 |
|
|
2021
Q3 | $1.25M | Buy |
24,200
+10,700
| +79% | +$523K | ﹤0.01% | 1991 |
|
|
2021
Q2 | $576K | Sell |
13,500
-1,000
| -7% | -$46.4K | ﹤0.01% | 2759 |
|
|
2021
Q1 | $672K | Sell |
14,500
-28,800
| -67% | -$1.23M | ﹤0.01% | 2315 |
|
|
2020
Q4 | $1.77M | Sell |
43,300
-2,800
| -6% | -$99.2K | 0.01% | 1479 |
|
|
2020
Q3 | $1.5M | Buy |
46,100
+33,400
| +263% | +$907K | 0.01% | 1336 |
|
|
2020
Q2 | $263K | Sell |
12,700
-33,700
| -73% | -$609K | ﹤0.01% | 2867 |
|
|
2020
Q1 | $567K | Buy |
46,400
+3,400
| +8% | +$76.8K | ﹤0.01% | 1778 |
|
|
2019
Q4 | $1.09M | Buy |
43,000
+32,900
| +326% | +$786K | 0.01% | 1723 |
|
|
2019
Q3 | $208K | Buy |
10,100
+5,900
| +140% | +$110K | ﹤0.01% | 2893 |
|
|
2019
Q2 | $71K | Buy |
+4,200
| New | +$62.8K | ﹤0.01% | 3432 |
|
|
2019
Q1 | – | Sell |
-66,500
| Closed | -$726K | – | 4202 |
|
|
2018
Q4 | $726K | Sell |
66,500
-6,000
| -8% | -$75.4K | 0.01% | 2080 |
|
|
2018
Q3 | $1.06M | Buy |
72,500
+65,500
| +936% | +$1.11M | 0.01% | 2009 |
|
|
2018
Q2 | $128K | Sell |
7,000
-5,400
| -44% | -$103K | ﹤0.01% | 3924 |
|
|
2018
Q1 | $246K | Buy |
12,400
+8,000
| +182% | +$169K | ﹤0.01% | 3306 |
|
|
2017
Q4 | $96 | Sell |
4,400
-600
| -12% | -$11.4K | ﹤0.01% | 3841 |
|
|
2017
Q3 | $90 | Sell |
5,000
-4,200
| -46% | -$67.7K | ﹤0.01% | 3642 |
|
|
2017
Q2 | $141 | Sell |
9,200
-18,100
| -66% | -$270K | ﹤0.01% | 3348 |
|
|
2017
Q1 | $407 | Buy |
+27,300
| New | +$353K | ﹤0.01% | 2421 |
|
Other funds holding BLDR
VCM
VPM
Walleye Trading's BLDR Position: Q1 2026 in Review
Walleye Trading reduced its Builders FirstSource (BLDR) stake by 33% in Q1 2026, selling an estimated $396K and leaving 7,537 shares worth $621K. The position accounts for ﹤0.01% of the portfolio, ranked #2451.
Walleye Trading first reported a position in BLDR in Q3 2015 and has held it in 32 quarters since. The position peaked at $20M in Q4 2023. 719 funds tracked by Wall St. Rank hold BLDR as of Q1 2026.
- Walleye Trading held 7,537 shares of Builders FirstSource worth $621K as of Q1 2026.
- Walleye Trading sold 3,706 Builders FirstSource shares in Q1 2026, an estimated $396K.
- Builders FirstSource made up ﹤0.01% of Walleye Trading's portfolio in Q1 2026, its #2451 holding.
- Walleye Trading first reported a position in Builders FirstSource in Q3 2015 and has held it in 32 quarters since.
- Walleye Trading's Builders FirstSource position peaked at $20M in Q4 2023.
- 719 funds tracked by Wall St. Rank held Builders FirstSource as of Q1 2026.
Based on Walleye Trading's 13F filing for Q1 2026, filed 11 May 2026.