Shareholder Rights Law Firm Informs Investors of Masonite International Class Action Lawsuit

Robbins LLP alleges Masonite misled investors about Owens Corning's acquisition offers

Published on Feb. 9, 2026

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Robbins LLP has filed a class action lawsuit on behalf of shareholders who sold Masonite International Corporation (NYSE: DOOR) common stock between June 5, 2023 and February 8, 2024. The lawsuit alleges that Masonite failed to disclose material information about Owens Corning's offers to purchase the company at significant premiums, while Masonite repurchased millions of dollars of its own shares at prices below Owens Corning's offers.

Why it matters

This case highlights concerns around corporate transparency and the responsibility of public companies to fully disclose material information that could impact shareholder value, especially during merger and acquisition activity.

The details

According to the complaint, Masonite allegedly failed to disclose for approximately eight months that Owens Corning had made offers to purchase all of Masonite's outstanding common stock at significant premiums. During this time, Masonite repurchased nearly 270,000 of its own shares for around $25 million, without informing investors of Owens Corning's higher acquisition offers.

  • Between June 2023 and December 2023, Masonite repurchased nearly 270,000 of its own shares.
  • On February 9, 2024, Masonite announced the execution of the arrangement agreement with Owens Corning.

The players

Masonite International Corporation

A leading global designer, manufacturer, marketer, and distributor of interior and exterior doors and door solutions for the residential and non-residential building construction markets.

Owens Corning

A company that made offers to purchase all of Masonite's outstanding common stock at significant premiums.

Robbins LLP

A shareholder rights law firm that has filed a class action lawsuit against Masonite on behalf of shareholders who sold Masonite stock during the class period.

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What’s next

The lead plaintiff in the class action lawsuit will be determined by the court.

The takeaway

This case highlights the importance of corporate transparency and the responsibility of public companies to fully disclose material information that could impact shareholder value, especially during mergers and acquisitions.