$80,000 of MASTERBRAND INC. lobbying was just disclosed, from Q2 of 2026, in a new Lobbying Disclosure Act filing.

This included lobbying on issues like:

"Issues related to manufacturing and trade. Issues related to manufacturing and trade."

You can find more data on corporate lobbying on Quiver Quantitative.

MBC Insider Trading Activity

MBC insiders have traded $MBC stock on the open market 6 times in the past 6 months. Of those trades, 4 have been purchases and 2 have been sales.

Here’s a breakdown of recent trading of $MBC stock by insiders over the last 6 months:

• R DAVID BANYARD (CEO & President) purchased 60,000 shares for an estimated $505,800
• BRUCE ALAN KENDRICK (EVP & Chief HR Officer) sold 26,245 shares for an estimated $236,816
• DAVID D PETRATIS purchased 11,587 shares for an estimated $102,240
• MARK A. YOUNG (VP, Chief Accounting Officer) sold 11,765 shares for an estimated $101,179
• PHILIP D. FRACASSA purchased 5,000 shares for an estimated $45,550
• ANDREA HELEN SIMON (EVP & CFO) purchased 5,000 shares for an estimated $42,800

To track insider transactions, check out Quiver Quantitative's insider trading dashboard. You can access data on insider stock transactions through the Quiver Quantitative API insider transaction endpoint.

MBC Hedge Fund Activity

We have seen 141 institutional investors add shares of MBC stock to their portfolio, and 124 decrease their positions in their most recent quarter.

Here are some of the largest recent moves:

• DIAMETER CAPITAL PARTNERS LP removed 4,464,839 shares (-74.3%) from their portfolio in Q1 2026, for an estimated $37,102,812
• APOLLO MANAGEMENT HOLDINGS, L.P. added 2,638,219 shares (+inf%) to their portfolio in Q1 2026, for an estimated $21,923,599
• MONARCH ALTERNATIVE CAPITAL LP added 2,000,000 shares (+inf%) to their portfolio in Q1 2026, for an estimated $16,620,000
• BOSTON PARTNERS removed 1,969,097 shares (-22.6%) from their portfolio in Q1 2026, for an estimated $16,363,196
• COLISEUM CAPITAL MANAGEMENT, LLC added 1,922,096 shares (+17.8%) to their portfolio in Q1 2026, for an estimated $15,972,617
• TEACHER RETIREMENT SYSTEM OF TEXAS removed 1,412,327 shares (-82.5%) from their portfolio in Q1 2026, for an estimated $11,736,437
• ACK ASSET MANAGEMENT LLC added 1,400,000 shares (+60.9%) to their portfolio in Q1 2026, for an estimated $11,634,000

To track hedge funds' stock portfolios, check out Quiver Quantitative's institutional holdings dashboard. You can access data on hedge funds moves and 13F filings through the Quiver Quantitative API 13F endpoint.

This article is not financial advice. See Quiver Quantitative's disclaimers for more information.

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