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iSAM Funds (UK)’s Builders FirstSource BLDR Stock Holding History

iSAM Funds (UK)’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
-6,160
Closed -$634K – 308
2025
Q4 		$634K Buy
+6,160
New +$692K 0.23% 129
2024
Q3 		– Sell
-1,697
Closed -$235K – 302
2024
Q2 		$235K Buy
1,697
+330
+24% +$56K 0.18% 194
2024
Q1 		$285K Buy
+1,367
New +$253K 0.16% 189

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
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
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Sands Capital Management
Sands Capital Management Arlington, Virginia $26.9B AUM 34.44% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

iSAM Funds (UK)'s BLDR Position: Q1 2026 in Review

iSAM Funds (UK) sold out of Builders FirstSource (BLDR) in Q1 2026, closing a stake of 6,160 shares — an estimated $634K sold.

iSAM Funds (UK) first reported a position in BLDR in Q1 2024 and held it in 3 quarters. The position peaked at $634K in Q4 2025. 724 funds tracked by Wall St. Rank hold BLDR as of Q1 2026.

  • iSAM Funds (UK) reported no remaining Builders FirstSource position as of Q1 2026 after selling out during the quarter.
  • iSAM Funds (UK) sold 6,160 Builders FirstSource shares in Q1 2026, an estimated $634K.
  • iSAM Funds (UK) first reported a position in Builders FirstSource in Q1 2024 and held it in 3 quarters.
  • iSAM Funds (UK)'s Builders FirstSource position peaked at $634K in Q4 2025.
  • 724 funds tracked by Wall St. Rank held Builders FirstSource as of Q1 2026.

Based on iSAM Funds (UK)'s 13F filing for Q1 2026, filed 13 May 2026.