Cancer treatment center network 21st Century Oncology files for a $300 million IPO
21st Century Oncology Holdings, the largest integrated network of cancer treatment centers and affiliated physicians, filed on Tuesday with the SEC to raise up to $300 million in an initial public offering. 21st Century had previously been traded on the NASDAQ under the ticker RSTX. The Fort Myers, FL-based company was founded in 2007 and booked $702 million in sales for the 12 months ended September 30, 2013. 21st Century Oncology Holdings initially filed confidentially on December 10, 2013. Morgan Stanley, J.P. Morgan, and Wells Fargo Securities are the joint bookrunners on the deal. No pricing terms were disclosed, and the company has yet to announce an exchange or proposed ticker.