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InceptionR’s Builders FirstSource BLDR Stock Holding History

InceptionR’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 		$788K Buy
9,576
+613
+7% +$65.5K 0.19% 169
2025
Q4 		$922K Buy
+8,963
New +$1.01M 0.26% 124
2025
Q1 		– Sell
-6,104
Closed -$872K – 565
2024
Q4 		$872K Buy
6,104
+1,197
+24% +$212K 0.19% 198
2024
Q3 		$951K Buy
+4,907
New +$814K 0.23% 138
2024
Q2 		– Sell
-3,974
Closed -$829K – 599
2024
Q1 		$829K Buy
+3,974
New +$734K 0.21% 179
2023
Q4 		– Sell
-2,999
Closed -$373K – 360
2023
Q3 		$373K Sell
2,999
-160
-5% -$22.1K 0.21% 213
2023
Q2 		$430K Buy
+3,159
New +$351K 0.23% 177

Other funds holding BLDR

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
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
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Sands Capital Management
Sands Capital Management Arlington, Virginia $25.5B AUM 26.46% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

InceptionR's BLDR Position: Q1 2026 in Review

InceptionR increased its Builders FirstSource (BLDR) stake by 6.8% in Q1 2026, buying an estimated $65.5K and bringing the position to 9,576 shares worth $788K. The position accounts for 0.19% of the portfolio, ranked #169.

InceptionR first reported a position in BLDR in Q2 2023 and has held it in 7 quarters since. The position peaked at $951K in Q3 2024. 719 funds tracked by Wall St. Rank hold BLDR as of Q1 2026.

  • InceptionR held 9,576 shares of Builders FirstSource worth $788K as of Q1 2026.
  • InceptionR bought 613 Builders FirstSource shares in Q1 2026, an estimated $65.5K.
  • Builders FirstSource made up 0.19% of InceptionR's portfolio in Q1 2026, its #169 holding.
  • InceptionR first reported a position in Builders FirstSource in Q2 2023 and has held it in 7 quarters since.
  • InceptionR's Builders FirstSource position peaked at $951K in Q3 2024.
  • 719 funds tracked by Wall St. Rank held Builders FirstSource as of Q1 2026.

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