Skip to main content

BLD

TopBuild Corp

Company with tickers: BLD

CIK
1633931
CUSIP
89055F103
Shares Outstanding
28,144,562
13F Activity (30d)
234 filings 227 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: 548
Total Value: $10,582,822,906
Total Shares: 30,124,746
Showing 1–100 of 559 holdings by value · page 1 of 6

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 548 13F filers · Δ vs Dec 31, 2025
Top Holder
13.6%
Jun 2023 → Mar 2026 · range 10.0% – 13.6%
+1.8 pts
Top 5
38.7%
Jun 2023 → Mar 2026 · range 37.3% – 42.9%
−3.0 pts
Top 10
53.9%
Jun 2023 → Mar 2026 · range 53.8% – 58.3%
−1.4 pts
HHI
448
Jun 2023 → Mar 2026 · range 402 – 476
Broadly held+1

Quarterly Activity

vs Dec 31, 2025
New
83
Increased
169
Decreased
204
Sold Out
85
Unchanged
92
Holder count: -2
Institutional value: -16.6%
Shares held: -1.0%

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 559
Export CSV
Holder Value (USD) % of 13F Shares Open