William Blair & Company
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William Blair & Company’s Concrete Pumping Holdings BBCP Stock Holding History

William Blair & Company’s Portfolio BBCP Stock Details BBCP Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$358K Buy
50,073
+73
+0.1% +$486 ﹤0.01% 1266
2025
Q4 		$336K Hold
50,000
– – ﹤0.01% 1270
2025
Q3 		$353K Hold
50,000
– – ﹤0.01% 1248
2025
Q2 		$308K Buy
+50,000
New +$317K ﹤0.01% 1251
2019
Q4 		– Sell
-16,135
Closed -$64K – 1734
2019
Q3 		$64K Sell
16,135
-26,750
-62% -$113K ﹤0.01% 1429
2019
Q2 		$220K Buy
+42,885
New +$244K ﹤0.01% 1265

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RA
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BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
First Eagle Investment Management
First Eagle Investment Management New York $59B AUM 32.99% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
BCM
Bridgeway Capital Management Houston, Texas $4.97B AUM 44.96% 1-Year Est. Return
SSCM
Seven Six Capital Management New York $93M AUM 12.51% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

William Blair & Company's BBCP Position: Q1 2026 in Review

William Blair & Company increased its Concrete Pumping Holdings (BBCP) stake by 0.15% in Q1 2026, buying an estimated $486 and bringing the position to 50,073 shares worth $358K. The position accounts for ﹤0.01% of the portfolio, ranked #1266.

William Blair & Company first reported a position in BBCP in Q2 2019 and has held it in 6 quarters since. 111 funds tracked by Wall St. Rank hold BBCP as of Q1 2026.

  • William Blair & Company held 50,073 shares of Concrete Pumping Holdings worth $358K as of Q1 2026.
  • William Blair & Company bought 73 Concrete Pumping Holdings shares in Q1 2026, an estimated $486.
  • Concrete Pumping Holdings made up ﹤0.01% of William Blair & Company's portfolio in Q1 2026, its #1266 holding.
  • William Blair & Company first reported a position in Concrete Pumping Holdings in Q2 2019 and has held it in 6 quarters since.
  • 111 funds tracked by Wall St. Rank held Concrete Pumping Holdings as of Q1 2026.

Based on William Blair & Company's 13F filing for Q1 2026, filed 8 May 2026.