Twin Tree Management’s Builders FirstSource BLDR Stock Holding History

Twin Tree Management’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 Q2	$770K	Sell	8,600 -2,100	-20%	-$168K	0.01%	908
2026 Q1	$881K	Sell	10,700 -7,500	-41%	-$801K	0.02%	775
2025 Q4	$1.87M	Sell	18,200 -8,800	-33%	-$989K	0.02%	850
2025 Q3	$3.27M	Buy	27,000 +13,400	+99%	+$1.78M	0.01%	901
2025 Q2	$1.59M	Buy	13,600 +3,600	+36%	+$415K	﹤0.01%	1303
2025 Q1	$1.25M	Sell	10,000 -17,700	-64%	-$2.58M	﹤0.01%	1229
2024 Q4	$3.96M	Buy	27,700 +9,300	+51%	+$1.65M	0.01%	1001
2024 Q3	$3.57M	Buy	18,400 +9,100	+98%	+$1.51M	0.01%	1001
2024 Q2	$1.29M	Buy	+9,300	New	+$1.58M	﹤0.01%	1024
2024 Q1	–	Sell	-28,400	Closed	-$4.74M	–	1281
2023 Q4	$4.74M	Buy	28,400 +5,000	+21%	+$665K	0.01%	891
2023 Q3	$2.91M	Sell	23,400 -13,400	-36%	-$1.85M	0.01%	798
2023 Q2	$5M	Buy	+36,800	New	+$4.09M	0.01%	751
2022 Q3	–	Sell	-141,600	Closed	-$7.6M	–	1327
2022 Q2	$7.6M	Sell	141,600 -2,900	-2%	-$178K	0.01%	730
2022 Q1	$9.33M	Buy	+144,500	New	+$10.5M	0.01%	718
2021 Q3	–	Sell	-18,900	Closed	-$806K	–	1564
2021 Q2	$806K	Sell	18,900 -2,000	-10%	-$92.7K	﹤0.01%	1049
2021 Q1	$969K	Buy	+20,900	New	+$890K	﹤0.01%	975

Other funds holding BLDR

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return

Pictet Asset Management Carouge, Switzerland $105B AUM 38.07% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Twin Tree Management's BLDR Position: Q2 2026 in Review

Twin Tree Management opened a new position in Builders FirstSource (BLDR) in Q2 2026: 1,615 shares worth $145K. The stake represents ﹤0.01% of the portfolio and ranks #1246 among its holdings. This is a return to the name: Twin Tree Management previously reported a position in BLDR as recently as Q3 2025.

Twin Tree Management first reported a position in BLDR in Q2 2021 and has held it in 14 quarters since. The position peaked at $50.2M in Q2 2023. 671 funds tracked by Wall St. Rank hold BLDR as of Q2 2026.

Twin Tree Management held 1,615 shares of Builders FirstSource worth $145K as of Q2 2026.
Builders FirstSource was a new Twin Tree Management position in Q2 2026.
Builders FirstSource made up ﹤0.01% of Twin Tree Management's portfolio in Q2 2026, its #1246 holding.
Twin Tree Management first reported a position in Builders FirstSource in Q2 2021 and has held it in 14 quarters since.
Twin Tree Management's Builders FirstSource position peaked at $50.2M in Q2 2023.
671 funds tracked by Wall St. Rank held Builders FirstSource as of Q2 2026.

Based on Twin Tree Management's 13F filing for Q2 2026, filed 12 Aug 2026.