Organization Surgery Partners, Inc. , a Delaware corporation (together with its subsidiaries, the Company), was formed on April 2, 2015, as a holding company for the purpose of facilitating an initial public offering (the IPO) of shares of common stock. Prior to September 30, 2015, the Company conducted business through Surgery Center Holdings, Inc. and its subsidiaries. Surgery Center Holdings, LLC was and is the sole indirect owner of the equity interests of Surgery Center Holdings, Inc. and has no other material assets. On October 1, 2015, the Company completed its IPO of 14,285,000 shares of common stock at an offering price of $19.00 per share. On September 30, 2015, Surgery Partners, Inc. became the direct parent and sole member of Surgery Center Holdings, LLC (the "Reorganization"). In the Reorganization, all of the equity interests held by the pre-IPO owners of Surgery Center Holdings, LLC were contributed to Surgery Partners, Inc. in exchange for 33,871,990 shares of common stock of Surgery Partners, Inc. and certain rights to additional payments under a tax receivable agreement. After giving effect to the Reorganization, Surgery Partners, Inc. is a holding company, and its sole material asset is an equity interest in Surgery Center Holdings, LLC. On May 9, 2017, the Company entered into a series of transactions pursuant to which the Company agreed (i) to acquire NSH Holdco, Inc. (NSH), an owner and operator of surgical facilities, for approximately $760 million through a merger of SP Merger Sub, Inc., a wholly owned subsidiary of the Company, with and into NSH (the NSH Merger), pursuant to an Agreement and Plan of Merger, by and among the Company, SP Merger Sub, Inc., NSH, and IPC / NSH, L.P., solely in its capacity as sellers representative (as amended by that certain Letter Amendment, dated July 7, 2017, the NSH Merger Agreement) and (ii) to issue to BCPE Seminole Holdings LP (Bain Capital), an affiliate of Bain Capital Private Equity, up to 320,000 shares of the Companys preferred stock