# MasterBrand, Inc. (MBC) insider trading, Q3 2026

Canonical: https://sec-api.dev/insider-trading/mbc

> 3 non-derivative transactions: 0 purchases, 3 sales ($516K). CIK 1941365.

| Date | Insider | Relationship | Code | Shares | Price | Owned after | Filing |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 2026-08-25 | Young Mark A. | Officer | S | 3057.0 | 9.15 | 69963.0 | https://www.sec.gov/Archives/edgar/data/1941365/000194136526000077/0001941365-26-000077-index.htm |
| 2026-08-25 | Young Mark A. | Officer | S | 2943.0 | 9.15 | 67020.0 | https://www.sec.gov/Archives/edgar/data/1941365/000194136526000077/0001941365-26-000077-index.htm |
| 2026-08-11 | Wanninger Kurt | Officer | S | 50000.0 | 9.22 | 201199.0 | https://www.sec.gov/Archives/edgar/data/1941365/000194136526000075/0001941365-26-000075-index.htm |

Source: https://www.sec.gov/data-research/sec-markets-data/insider-transactions-data-sets

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