Cobalt Capital Management’s Builders FirstSource BLDR Stock Holding History

Cobalt Capital 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
2025 Q3	–	Sell	-40,000	Closed	-$4.67M	–	23
2025 Q2	$4.67M	Buy	40,000 +20,000	+100%	+$2.31M	2.19%	13
2025 Q1	$2.5M	Buy	+20,000	New	+$2.91M	1.23%	13
2022 Q3	–	Sell	-50,000	Closed	-$2.69M	–	29
2022 Q2	$2.69M	Sell	50,000 -55,000	-52%	-$3.37M	0.9%	27
2022 Q1	$6.78M	Buy	+105,000	New	+$7.62M	2.05%	16
2021 Q3	–	Sell	-300,000	Closed	-$12.8M	–	40
2021 Q2	$12.8M	Hold	300,000	–	–	4.49%	8
2021 Q1	$13.9M	Sell	300,000 -45,000	-13%	-$1.92M	4.97%	4
2020 Q4	$14.1M	Buy	345,000 +97,851	+40%	+$3.47M	4.81%	6
2020 Q3	$8.06M	Buy	+247,149	New	+$6.71M	4.57%	8

Other funds holding BLDR

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

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

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

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

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

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

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

Sands Capital Management Arlington, Virginia $26.9B AUM 34.44% 1-Year Est. Return

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

Victory Capital Management San Antonio, Texas $178B AUM 37.23% 1-Year Est. Return

Cobalt Capital Management's BLDR Position: Q3 2025 in Review

Cobalt Capital Management sold out of Builders FirstSource (BLDR) in Q3 2025, closing a stake of 40,000 shares — an estimated $4.67M sold.

Cobalt Capital Management first reported a position in BLDR in Q3 2020 and held it in 8 quarters. The position peaked at $14.1M in Q4 2020. 777 funds tracked by Wall St. Rank hold BLDR as of Q3 2025.

Cobalt Capital Management reported no remaining Builders FirstSource position as of Q3 2025 after selling out during the quarter.
Cobalt Capital Management sold 40,000 Builders FirstSource shares in Q3 2025, an estimated $4.67M.
Cobalt Capital Management first reported a position in Builders FirstSource in Q3 2020 and held it in 8 quarters.
Cobalt Capital Management's Builders FirstSource position peaked at $14.1M in Q4 2020.
777 funds tracked by Wall St. Rank held Builders FirstSource as of Q3 2025.

Based on Cobalt Capital Management's 13F filing for Q3 2025, filed 13 Nov 2025.