Duquesne Family Office’s Builders FirstSource BLDR Stock Holding History

Duquesne Family Office’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
2025 Q3	–	Sell	-85,065	Closed	-$9.93M	–	69
2025 Q2	$9.93M	Buy	+85,065	New	+$9.82M	0.24%	61
2024 Q3	–	Sell	-29,385	Closed	-$4.07M	–	80
2024 Q2	$4.07M	Buy	+29,385	New	+$4.99M	0.14%	55
2023 Q4	–	Sell	-460,755	Closed	-$57.4M	–	55
2023 Q3	$57.4M	Buy	460,755 +150,455	+48%	+$20.8M	2.06%	15
2023 Q2	$42.2M	Buy	+310,300	New	+$34.5M	1.47%	14
2022 Q4	–	Sell	-169,620	Closed	-$9.99M	–	61
2022 Q3	$9.99M	Buy	+169,620	New	+$10.6M	0.57%	34
2021 Q3	–	Sell	-566,856	Closed	-$24.2M	–	51
2021 Q2	$24.2M	Sell	566,856 -748,723	-57%	-$34.7M	0.6%	35
2021 Q1	$61M	Buy	+1,315,579	New	+$56M	1.35%	23

Other funds holding BLDR

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Sands Capital Management Arlington, Virginia $25.5B AUM 26.46% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Victory Capital Management San Antonio, Texas $156B AUM 27.51% 1-Year Est. Return

Duquesne Family Office's BLDR Position: Q3 2025 in Review

Duquesne Family Office sold out of Builders FirstSource (BLDR) in Q3 2025, closing a stake of 85,065 shares — an estimated $9.93M sold.

Duquesne Family Office first reported a position in BLDR in Q1 2021 and held it in 7 quarters. The position peaked at $61M in Q1 2021. 775 funds tracked by Wall St. Rank hold BLDR as of Q3 2025.

Duquesne Family Office reported no remaining Builders FirstSource position as of Q3 2025 after selling out during the quarter.
Duquesne Family Office sold 85,065 Builders FirstSource shares in Q3 2025, an estimated $9.93M.
Duquesne Family Office first reported a position in Builders FirstSource in Q1 2021 and held it in 7 quarters.
Duquesne Family Office's Builders FirstSource position peaked at $61M in Q1 2021.
775 funds tracked by Wall St. Rank held Builders FirstSource as of Q3 2025.

Based on Duquesne Family Office's 13F filing for Q3 2025, filed 14 Nov 2025.