On May, 27, 2016, Thermo Fisher Scientific and FEI Company announced that their boards of directors had unanimously approved Thermo Fisher’s acquisition of FEI for $107.50 per share in cash. The transaction represented a purchase price of approximately $4.2 billion.

FEI designs, manufactures and supports high-performance electron microscopy workflows that provide images and information at micro-, nano- and picometer scales. Through its industry-leading offering, FEI enables customers across life sciences and materials science markets to make breakthrough discoveries and increase productivity.

Based in Hillsboro, Oregon, FEI had more than 3,000 employees worldwide and maintains R&D, sales and manufacturing operations primarily in Europe and the U.S. The business, which had 2015 revenues of $930 million, will become part of Thermo Fisher’s Analytical Instruments Segment.