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BBCP

Concrete Pumping Holdings, Inc.

Company with tickers: BBCP

CIK
1703956
CUSIP
206704108
Shares Outstanding
50,393,420
13F Activity (30d)
78 filings 74 filers

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 111
Total Value: $116,294,728
Total Shares: 16,287,787
Showing 1–100 of 111 holdings by value · page 1 of 2

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 111 13F filers · Δ vs Dec 31, 2025
Top Holder
12.8%
Jun 2023 → Mar 2026 · range 8.8% – 17.1%
+0.7 pts
Top 5
44.7%
Jun 2023 → Mar 2026 · range 38.0% – 52.7%
−3.3 pts
Top 10
61.7%
Jun 2023 → Mar 2026 · range 61.0% – 73.8%
−3.4 pts
HHI
532
Jun 2023 → Mar 2026 · range 484 – 714
Broadly held−52

Quarterly Activity

vs Dec 31, 2025
New
22
Increased
30
Decreased
43
Sold Out
10
Unchanged
16
Holder count: +12
Institutional value: +4.9%
Shares held: -1.5%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Showing 100 of 111
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Holder Value (USD) % of 13F Shares Open