Qube Research & Technologies (QRT)
BLDR icon

Qube Research & Technologies (QRT)’s Builders FirstSource BLDR Stock Holding History

Qube Research & Technologies (QRT)’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 		$2.48M Buy
27,700
+19,600
+242% +$1.57M ﹤0.01% 2029
2026
Q1 		$667K Buy
8,100
+200
+3% +$21.4K ﹤0.01% 2646
2025
Q4 		$813K Sell
7,900
-8,800
-53% -$989K ﹤0.01% 2639
2025
Q3 		$2.02M Sell
16,700
-40,200
-71% -$5.33M ﹤0.01% 2232
2025
Q2 		$6.64M Buy
56,900
+51,900
+1,038% +$5.99M 0.01% 1542
2025
Q1 		$625K Buy
5,000
+4,500
+900% +$655K ﹤0.01% 2465
2024
Q4 		$71.5K Buy
+500
New +$88.5K ﹤0.01% 3046
2024
Q2 		– Sell
-800
Closed -$167K – 3841
2024
Q1 		$167K Buy
+800
New +$148K ﹤0.01% 3108

Other funds holding BLDR

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
Pictet Asset Management
Pictet Asset Management Carouge, Switzerland $105B AUM 38.07% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Qube Research & Technologies (QRT)'s BLDR Position: Q2 2026 in Review

Qube Research & Technologies (QRT) increased its Builders FirstSource (BLDR) stake by 869% in Q2 2026, buying an estimated $22.9M and bringing the position to 319,262 shares worth $28.6M. The position accounts for 0.03% of the portfolio, ranked #739.

Qube Research & Technologies (QRT) first reported a position in BLDR in Q4 2019 and has held it in 19 quarters since. The position peaked at $224M in Q4 2023. 671 funds tracked by Wall St. Rank hold BLDR as of Q2 2026.

  • Qube Research & Technologies (QRT) held 319,262 shares of Builders FirstSource worth $28.6M as of Q2 2026.
  • Qube Research & Technologies (QRT) bought 286,327 Builders FirstSource shares in Q2 2026, an estimated $22.9M.
  • Builders FirstSource made up 0.03% of Qube Research & Technologies (QRT)'s portfolio in Q2 2026, its #739 holding.
  • Qube Research & Technologies (QRT) first reported a position in Builders FirstSource in Q4 2019 and has held it in 19 quarters since.
  • Qube Research & Technologies (QRT)'s Builders FirstSource position peaked at $224M in Q4 2023.
  • 671 funds tracked by Wall St. Rank held Builders FirstSource as of Q2 2026.

Based on Qube Research & Technologies (QRT)'s 13F filing for Q2 2026, filed 14 Aug 2026.