Entropy Technologies’s Builders FirstSource BLDR Stock Holding History

Entropy Technologies’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	-6,196	Closed	-$638K	–	907
2025 Q4	$638K	Buy	+6,196	New	+$696K	0.03%	497
2025 Q1	–	Sell	-3,225	Closed	-$461K	–	732
2024 Q4	$461K	Sell	3,225 -8,294	-72%	-$1.47M	0.05%	451
2024 Q3	$2.23M	Sell	11,519 -13,930	-55%	-$2.31M	0.23%	116
2024 Q2	$3.52M	Buy	25,449 +20,004	+367%	+$3.4M	0.38%	72
2024 Q1	$1.14M	Buy	+5,445	New	+$1.01M	0.12%	257

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

Entropy Technologies's BLDR Position: Q1 2026 in Review

Entropy Technologies sold out of Builders FirstSource (BLDR) in Q1 2026, closing a stake of 6,196 shares — an estimated $638K sold.

Entropy Technologies first reported a position in BLDR in Q1 2024 and held it in 5 quarters. The position peaked at $3.52M in Q2 2024. 719 funds tracked by Wall St. Rank hold BLDR as of Q1 2026.

Entropy Technologies reported no remaining Builders FirstSource position as of Q1 2026 after selling out during the quarter.
Entropy Technologies sold 6,196 Builders FirstSource shares in Q1 2026, an estimated $638K.
Entropy Technologies first reported a position in Builders FirstSource in Q1 2024 and held it in 5 quarters.
Entropy Technologies's Builders FirstSource position peaked at $3.52M in Q2 2024.
719 funds tracked by Wall St. Rank held Builders FirstSource as of Q1 2026.

Based on Entropy Technologies's 13F filing for Q1 2026, filed 14 May 2026.