Thoma Bravo Completes Acquisition of Stamps.com PR Newswire EL SEGUNDO, Calif. and SAN FRANCISCO, Oct. 5, 2021 EL SEGUNDO, Calif. and SAN FRANCISCO , Oct. 5, 2021 /PRNewswire/ -- Thoma Bravo, a leading software investment firm, and Stamps.com, a leading provider of e-commerce shipping solutions, today announced the completion of Thoma Bravo's acquisition of Stamps.com for approximately $6.6 billion in cash. The acquisition was previously announced on July 9, 2021 , and Stamps.com's stockholders...