Industrials · Construction - Special Trade Contractors

BBUC Brookfield Business Corp SEC Filings & Insider Trading Activity 2026

company
CIK 18711308 filings
Russell 2000

BBUC at a glance

  • As of December 31, 2025, 21 institutional investment managers tracked by SignalX reported holding Brookfield Business Corp (BBUC) shares worth $193.1 million in 13F-HR filings.

Source: SEC EDGAR (XBRL financial data, 13F-HR and Form 4 filings).

Insiders · 90 days
0 buys · 0 sells
No open-market trades
13F holders
21 funds
$193.1M · −2 vs prior quarter

SignalX for BBUC

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13F Fund Holdings: Quarterly Trend

Latest: Q4 2025

Aggregate BBUC share value held by 13F filers tracked by SignalX, by quarter.

Quarterly totals table
BBUC shares held by 13F filers tracked by SignalX, by quarter
QuarterFundsTotal value
Q4 202521$193.1M
Q3 202523$125.5M
Q2 202523$96.1M
Q1 202516$38.2M
Q4 202412$26.2M
Q3 202411$21.7M
Position changes: Q3 2025 → Q4 2025
Top Buyers
Top Sellers
New Positions
None this quarter.
Closed Positions

Source: 13F-HR filings on SEC EDGAR (aggregated from 106 fund-quarter rows). Reflects only 13F filers tracked by SignalX, not the full institutional ownership universe. How 13F filings work

Latest 2026 SEC Filings: 10-K, 10-Q, 8-K & Form 4

FormFiling dateAnalysisSEC
20-FMar 31, 2026-
6-KMar 27, 2026--
20-FApr 1, 2025-
20-FMar 1, 2024-
20-FMar 17, 2023-
SC 13GFeb 13, 2023-
20-FMar 30, 2022-
SC 13DMar 24, 2022-

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BBUC SEC filings: frequently asked questions

Which institutions hold BBUC stock?

As of December 31, 2025, the largest Brookfield Business Corp (BBUC) holders among the 13F filers tracked by SignalX were BlackRock ($106.9 million), Vanguard Group Inc ($27.0 million), State Street Corp ($13.8 million), Millennium Management ($10.6 million), Morgan Stanley ($10.2 million). 13F-HR reports are filed up to 45 days after each quarter ends.

What is BBUC's SEC CIK number?

Brookfield Business Corp (BBUC)'s SEC Central Index Key (CIK) is 1871130. EDGAR lists every BBUC filing under that number.

Ask anything about BBUC

The research agent reads BBUC's filings, financials, insider trades and 13F holders, then answers with sources.