Weiss Asset Management’s Builders FirstSource BLDR Stock Holding History

Weiss 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
2026 Q2	$695K	Buy	+7,769	New	+$620K	0.01%	467
2025 Q3	–	Sell	-14,257	Closed	-$1.66M	–	625
2025 Q2	$1.66M	Buy	+14,257	New	+$1.65M	0.02%	272
2025 Q1	–	Sell	-6,436	Closed	-$920K	–	356
2024 Q4	$920K	Sell	6,436 -48,042	-88%	-$8.5M	0.02%	376
2024 Q3	$10.6M	Buy	+54,478	New	+$9.03M	0.23%	103
2024 Q2	–	Sell	-28,438	Closed	-$5.93M	–	300
2024 Q1	$5.93M	Buy	28,438 +21,599	+316%	+$3.99M	0.2%	103
2023 Q4	$1.14M	Buy	+6,839	New	+$909K	0.05%	147

Other funds holding BLDR

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

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

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

Pictet Asset Management Carouge, Switzerland $105B AUM 38.07% 1-Year Est. Return

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

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

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

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

Weiss Asset Management's BLDR Position: Q2 2026 in Review

Weiss Asset Management opened a new position in Builders FirstSource (BLDR) in Q2 2026: 7,769 shares worth $695K. The stake represents 0.01% of the portfolio and ranks #467 among its holdings. This is a return to the name: Weiss Asset Management previously reported a position in BLDR as recently as Q2 2025.

Weiss Asset Management first reported a position in BLDR in Q4 2023 and has held it in 6 quarters since. The position peaked at $10.6M in Q3 2024. 671 funds tracked by Wall St. Rank hold BLDR as of Q2 2026.

Weiss Asset Management held 7,769 shares of Builders FirstSource worth $695K as of Q2 2026.
Builders FirstSource was a new Weiss Asset Management position in Q2 2026.
Builders FirstSource made up 0.01% of Weiss Asset Management's portfolio in Q2 2026, its #467 holding.
Weiss Asset Management first reported a position in Builders FirstSource in Q4 2023 and has held it in 6 quarters since.
Weiss Asset Management's Builders FirstSource position peaked at $10.6M in Q3 2024.
671 funds tracked by Wall St. Rank held Builders FirstSource as of Q2 2026.

Based on Weiss Asset Management's 13F filing for Q2 2026, filed 14 Aug 2026.