Byrne Asset Management’s Builders FirstSource BLDR Stock Holding History

Byrne Asset 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 Q4	–	Sell	-3	Closed	-$364	–	569
2025 Q3	$364	Buy	+3	New	+$398	﹤0.01%	549
2024 Q3	–	Sell	-20	Closed	-$2.76K	–	540
2024 Q2	$2.76K	Sell	20 -5	-20%	-$849	﹤0.01%	486
2024 Q1	$5.21K	Hold	25	–	–	﹤0.01%	433
2023 Q4	$4.26K	Hold	25	–	–	﹤0.01%	435
2023 Q3	$3K	Hold	25	–	–	﹤0.01%	426
2023 Q2	$3K	Buy	+25	New	+$2.78K	﹤0.01%	499

Other funds holding BLDR

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 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

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 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

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

BWA

Brave Warrior Advisors New York $4.04B AUM 1.15% 1-Year Est. Return

Byrne Asset Management's BLDR Position: Q4 2025 in Review

Byrne Asset Management sold out of Builders FirstSource (BLDR) in Q4 2025, closing a stake of 3 shares — an estimated $364 sold.

Byrne Asset Management first reported a position in BLDR in Q2 2023 and held it in 6 quarters. The position peaked at $5.21K in Q1 2024. 765 funds tracked by Wall St. Rank hold BLDR as of Q4 2025.

Byrne Asset Management reported no remaining Builders FirstSource position as of Q4 2025 after selling out during the quarter.
Byrne Asset Management sold 3 Builders FirstSource shares in Q4 2025, an estimated $364.
Byrne Asset Management first reported a position in Builders FirstSource in Q2 2023 and held it in 6 quarters.
Byrne Asset Management's Builders FirstSource position peaked at $5.21K in Q1 2024.
765 funds tracked by Wall St. Rank held Builders FirstSource as of Q4 2025.

Based on Byrne Asset Management's 13F filing for Q4 2025, filed 12 Jan 2026.