MasterBrand Inc. (MBC)
Who owns MasterBrand Inc. (MBC)? This page shows the largest institutions and funds, the ownership structure and the latest insider transactions. 87.8% of the shares are freely tradable; institutional investors hold 78.2%.
Ownership Structure
Largest Shareholders
Institutions
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| BlackRock Inc | 15.12 | 19,352,651 | +0.0 | 03/31/2026 |
| Coliseum Capital Management LLC | 9.92 | 12,694,710 | +17.8 | 03/31/2026 |
| Gates Capital Management Inc | 8.08 | 10,346,864 | +12.2 | 03/31/2026 |
| Dimensional Fund Advisors, Inc. | 5.48 | 7,010,428 | +6.8 | 03/31/2026 |
| Boston Partners Global Investors, Inc | 5.26 | 6,727,552 | -22.6 | 03/31/2026 |
| Vanguard Capital Management, LLC | 4.47 | 5,725,492 | +0.0 | 03/31/2026 |
| Pertento Partners LLP | 3.88 | 4,964,821 | +28.0 | 03/31/2026 |
Funds
| Name | Stake (%) | Shares | Change (%) | Date |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 9.69 | 12,400,655 | +0.0 | 07/28/2026 |
| Vanguard Morn Total Stk Mkt Idx Investor | 4.80 | 6,146,594 | +0.0 | 06/30/2026 |
| iShares Russell 2000 ETF | 4.13 | 5,290,494 | +1.1 | 07/28/2026 |
Largest reported positions according to regulatory filings; stake as a percentage of shares outstanding, change versus the previous filing. Source: fundamentals data.
Data as of: July 31, 2026 · Source: fundamental data & SEC filings (annual and quarterly reports, 10-K/10-Q)
Note: pure fact-based analysis, not investment advice and not a solicitation to buy or sell. All figures without guarantee.