Fred Alger Management’s Builders FirstSource BLDR Stock Holding History

Fred Alger 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 Q1	–	Sell	-375,723	Closed	-$38.7M	–	452
2025 Q4	$38.7M	Buy	375,723 +269,239	+253%	+$30.3M	0.15%	77
2025 Q3	$12.9M	Sell	106,484 -20,902	-16%	-$2.77M	0.05%	164
2025 Q2	$14.9M	Sell	127,386 -6,098	-5%	-$704K	0.07%	140
2025 Q1	$16.7M	Sell	133,484 -123,916	-48%	-$18M	0.1%	127
2024 Q4	$36.8M	Sell	257,400 -8,340	-3%	-$1.48M	0.18%	86
2024 Q3	$51.5M	Buy	+265,740	New	+$44.1M	0.25%	71

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

Fred Alger Management's BLDR Position: Q1 2026 in Review

Fred Alger Management sold out of Builders FirstSource (BLDR) in Q1 2026, closing a stake of 375,723 shares — an estimated $38.7M sold.

Fred Alger Management first reported a position in BLDR in Q3 2024 and held it in 6 quarters. The position peaked at $51.5M in Q3 2024. 719 funds tracked by Wall St. Rank hold BLDR as of Q1 2026.

Fred Alger Management reported no remaining Builders FirstSource position as of Q1 2026 after selling out during the quarter.
Fred Alger Management sold 375,723 Builders FirstSource shares in Q1 2026, an estimated $38.7M.
Fred Alger Management first reported a position in Builders FirstSource in Q3 2024 and held it in 6 quarters.
Fred Alger Management's Builders FirstSource position peaked at $51.5M in Q3 2024.
719 funds tracked by Wall St. Rank held Builders FirstSource as of Q1 2026.

Based on Fred Alger Management's 13F filing for Q1 2026, filed 15 May 2026.