WideOpenWest Inc. priced its initial public offering of 18,235,295 shares of its common stock at $17.00 a share, lower than the company's expected range of $20.00 per share to $22.00 per share.

The U.S. cable operator also granted a 30-day option to the underwriters to buy up to an additional 2,735,294 shares. The shares began trading May 25 on the New York Stock Exchange under the ticker WOW.

The offering is expected to close May 31.

UBS Investment Bank and Credit Suisse are acting as lead joint book-running managers and RBC Capital Markets, SunTrust Robinson Humphrey, Evercore ISI and Macquarie Capital are acting as joint book-running managers for the offering. LionTree and Raymond James are acting as co-managers.