Cancer-treatment firm files IPO

FORT MYERS — 21st Century Oncology Holdings filed documents with regulators to offer stock to the public, citing plans to raise as much as $300 million.

Although the company says it hasn't finalized the number of shares it plans to sell or the price, registration documents filed with the Securities and Exchange Commission show it might raise as much as $300 million. The lead underwriters of the deal include Morgan Stanley, J.P. Morgan and Wells Fargo Securities.

The company, formerly known as Radiation Therapy Services, operates 179 cancer-treatment centers in the U.S. and Latin America. It says it plans to use the money from the stock offering to repay outstanding debt and for general corporate purposes.