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Simpson Thacher Represents Selling Stockholder in Approximately $1.0 Billion Block Trade of Somnigroup’s Common Stock

05.15.25

Simpson Thacher represented the selling shareholder, which was the former majority shareholder of Mattress Firm Group Inc., in connection with the secondary offering of 15.4 million shares of common stock in Somnigroup International Inc. (“Somnigroup”), which reflected the sale of all shares held by the selling shareholder. The secondary offering raised gross proceeds for the selling shareholder of approximately $953.4 million. The transaction closed on May 13, 2025.

Somnigroup is the world’s largest bedding company, dedicated to improving people’s lives through better sleep. With capabilities in design, manufacturing, distribution and retail, Somnigroup delivers sleep solutions and serves the evolving needs of consumers in more than 100 countries worldwide through its fully-owned businesses, Tempur Sealy, Mattress Firm and Dreams.

The Simpson Thacher team included Roxane Reardon, Sean Dougherty, Erin Camia and Andrés Cruz (Capital Markets); and Michael Mann (Tax).