Group One Trading
BLDR icon

Group One Trading’s Builders FirstSource BLDR Stock Holding History

Group One Trading’s Portfolio BLDR Stock Details BLDR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$3.03M Sell
36,800
-6,700
-15% -$716K 0.01% 1701
2025
Q4 		$4.48M Buy
43,500
+600
+1% +$67.4K 0.01% 1603
2025
Q3 		$5.2M Buy
42,900
+13,200
+44% +$1.75M 0.01% 1446
2025
Q2 		$3.47M Buy
29,700
+18,700
+170% +$2.16M 0.01% 1620
2025
Q1 		$1.37M Sell
11,000
-74,900
-87% -$10.9M ﹤0.01% 2172
2024
Q4 		$12.3M Buy
85,900
+4,800
+6% +$849K 0.03% 591
2024
Q3 		$15.7M Buy
81,100
+100
+0.1% +$16.6K 0.04% 377
2024
Q2 		$11.2M Sell
81,000
-10,600
-12% -$1.8M 0.04% 390
2024
Q1 		$19.1M Sell
91,600
-25,100
-22% -$4.64M 0.07% 198
2023
Q4 		$19.5M Buy
116,700
+3,000
+3% +$399K 0.05% 363
2023
Q3 		$14.2M Sell
113,700
-14,700
-11% -$2.03M 0.05% 353
2023
Q2 		$17.5M Buy
128,400
+110,600
+621% +$12.3M 0.06% 278
2023
Q1 		$1.58M Sell
17,800
-61,800
-78% -$4.9M 0.01% 1737
2022
Q4 		$5.16M Sell
79,600
-37,800
-32% -$2.36M 0.01% 1121
2022
Q3 		$6.92M Buy
117,400
+43,800
+60% +$2.74M 0.01% 940
2022
Q2 		$3.95M Buy
73,600
+34,600
+89% +$2.12M 0.01% 1480
2022
Q1 		$2.52M Sell
39,000
-153,200
-80% -$11.1M ﹤0.01% 2177
2021
Q4 		$16.5M Buy
192,200
+70,800
+58% +$4.8M 0.01% 774
2021
Q3 		$6.28M Buy
121,400
+43,700
+56% +$2.13M 0.01% 1463
2021
Q2 		$3.31M Sell
77,700
-26,100
-25% -$1.21M ﹤0.01% 2112
2021
Q1 		$4.81M Buy
103,800
+49,900
+93% +$2.12M 0.01% 1549
2020
Q4 		$2.2M Sell
53,900
-8,400
-13% -$298K ﹤0.01% 1965
2020
Q3 		$2.03M Buy
62,300
+33,100
+113% +$898K 0.01% 1584
2020
Q2 		$604K Buy
29,200
+18,200
+165% +$329K ﹤0.01% 2473
2020
Q1 		$135K Sell
11,000
-28,400
-72% -$642K ﹤0.01% 3057
2019
Q4 		$1M Buy
39,400
+21,900
+125% +$523K 0.01% 1876
2019
Q3 		$360K Buy
17,500
+7,100
+68% +$132K ﹤0.01% 2614
2019
Q2 		$175K Buy
10,400
+9,600
+1,200% +$144K ﹤0.01% 2959
2019
Q1 		$11K Sell
800
-500
-38% -$6.57K ﹤0.01% 4244
2018
Q4 		$14K Buy
1,300
+200
+18% +$2.51K ﹤0.01% 4149
2018
Q3 		$16K Sell
1,100
-5,100
-82% -$86.4K ﹤0.01% 4461
2018
Q2 		$113K Buy
6,200
+4,400
+244% +$84.1K ﹤0.01% 3476
2018
Q1 		$36K Sell
1,800
-24,200
-93% -$513K ﹤0.01% 3803
2017
Q4 		$567K Sell
26,000
-3,600
-12% -$68.3K ﹤0.01% 2149
2017
Q3 		$533K Sell
29,600
-8,900
-23% -$144K ﹤0.01% 2009
2017
Q2 		$590K Sell
38,500
-491,600
-93% -$7.34M 0.01% 1849
2017
Q1 		$7.9M Buy
530,100
+373,400
+238% +$4.83M 0.09% 249
2016
Q4 		$1.72M Sell
156,700
-29,800
-16% -$323K 0.02% 1003
2016
Q3 		$2.15M Buy
186,500
+173,400
+1,324% +$2.18M 0.02% 812
2016
Q2 		$147K Buy
+13,100
New +$151K ﹤0.01% 2608
2016
Q1 		– Sell
-600
Closed -$7K – 4560
2015
Q4 		$7K Hold
600
– – ﹤0.01% 4284
2015
Q3 		$8K Sell
600
-12,500
-95% -$178K ﹤0.01% 4362
2015
Q2 		$168K Buy
+13,100
New +$160K ﹤0.01% 2659
2014
Q4 		– Sell
-1,900
Closed -$10K – 4894
2014
Q3 		$10K Sell
1,900
-4,700
-71% -$30.6K ﹤0.01% 4455
2014
Q2 		$49K Buy
6,600
+2,000
+43% +$15.6K ﹤0.01% 3547
2014
Q1 		$42K Buy
4,600
+4,100
+820% +$33.3K ﹤0.01% 3748
2013
Q4 		$4K Buy
500
+300
+150% +$2.04K ﹤0.01% 4898
2013
Q3 		$1K Sell
200
-3,600
-95% -$21.5K ﹤0.01% 5022
2013
Q2 		$23K Buy
+3,800
New +$23.8K ﹤0.01% 3986

Other funds holding BLDR

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Sands Capital Management
Sands Capital Management Arlington, Virginia $25.5B AUM 26.46% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

Group One Trading's BLDR Position: Q1 2026 in Review

Group One Trading increased its Builders FirstSource (BLDR) stake by 57% in Q1 2026, buying an estimated $953K and bringing the position to 24,561 shares worth $2.02M. The position accounts for ﹤0.01% of the portfolio, ranked #2059.

Group One Trading first reported a position in BLDR in Q2 2013 and has held it in 26 quarters since. The position peaked at $3.63M in Q2 2021. 719 funds tracked by Wall St. Rank hold BLDR as of Q1 2026.

  • Group One Trading held 24,561 shares of Builders FirstSource worth $2.02M as of Q1 2026.
  • Group One Trading bought 8,922 Builders FirstSource shares in Q1 2026, an estimated $953K.
  • Builders FirstSource made up ﹤0.01% of Group One Trading's portfolio in Q1 2026, its #2059 holding.
  • Group One Trading first reported a position in Builders FirstSource in Q2 2013 and has held it in 26 quarters since.
  • Group One Trading's Builders FirstSource position peaked at $3.63M in Q2 2021.
  • 719 funds tracked by Wall St. Rank held Builders FirstSource as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.