CenterBook Partners’s Builders FirstSource BLDR Stock Holding History

CenterBook Partners’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	–	Sell	-31,563	Closed	-$3.25M	–	657
2025 Q4	$3.25M	Buy	31,563 +665	+2%	+$74.7K	0.16%	175
2025 Q3	$3.75M	Buy	+30,898	New	+$4.1M	0.19%	151
2023 Q4	–	Sell	-5,158	Closed	-$642K	–	394
2023 Q3	$642K	Buy	+5,158	New	+$712K	0.08%	303
2022 Q3	–	Sell	-38,869	Closed	-$2.09M	–	394
2022 Q2	$2.09M	Buy	+38,869	New	+$2.38M	0.45%	56

Other funds holding BLDR

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

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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

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

Capital International Investors Los Angeles, California $427B AUM 29.17% 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

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

CenterBook Partners's BLDR Position: Q1 2026 in Review

CenterBook Partners sold out of Builders FirstSource (BLDR) in Q1 2026, closing a stake of 31,563 shares — an estimated $3.25M sold.

CenterBook Partners first reported a position in BLDR in Q2 2022 and held it in 4 quarters. The position peaked at $3.75M in Q3 2025. 720 funds tracked by Wall St. Rank hold BLDR as of Q1 2026.

CenterBook Partners reported no remaining Builders FirstSource position as of Q1 2026 after selling out during the quarter.
CenterBook Partners sold 31,563 Builders FirstSource shares in Q1 2026, an estimated $3.25M.
CenterBook Partners first reported a position in Builders FirstSource in Q2 2022 and held it in 4 quarters.
CenterBook Partners's Builders FirstSource position peaked at $3.75M in Q3 2025.
720 funds tracked by Wall St. Rank held Builders FirstSource as of Q1 2026.

Based on CenterBook Partners's 13F filing for Q1 2026, filed 5 May 2026.