Jana Partners calls for strategic review, including a potential sale.

Fair Lawn, NJ, and Atlanta plants to shut down later this year.

Strong fourth quarter provides momentum heading into 2021.

Eric Seip also to hold title of senior VP of global operations.

Most recently was senior vice president of taxation and business development.

Transaction valued at $242.5 million.

Will lead R&D, innovation efforts.

Sales in North America fall 16%.

Opitz in as chief restructuring officer; Bieri to chief transformation officer.

Rahman and Buchanan bring extensive industry experience.