ATI Physical Therapy, Inc. (Nasdaq: ATIP) is an outpatient physical therapy and rehabilitation services provider that completed its business combination with Fortress Value Acquisition Corp. II, a blank-check company sponsored by Fortress Investment Group LLC, and began trading as a public company in 2021. The company filed an amended registration statement on Form S-1/A on July 28, 2021, with accession number 0001193125-21-227465, in connection with that de-SPAC transaction. ATI operates in the healthcare services sector, specifically the physical and occupational therapy segment, and has maintained a public listing on Nasdaq following the merger. Sign up for SpacDesk to access the full filing history, sponsor profile, and deal analytics for ATIP and hundreds of other SPAC transactions.