Castlight Health Announces Closing of Initial Public Offering and Full Exercise of Underwriters' Option to Purchase Additional Shares

Castlight Health, Inc.

, a leading provider of enterprise healthcare cloud software, today announced it has closed its previously announced initial public offering of 12,765,000 shares of its Class B common stock at a price to the public of $16.00 per share, which included 1,665,000 shares issued upon the exercise in full of the underwriters' option to purchase additional shares. The shares began trading on the New York Stock Exchange on March 14, 2014 under the symbol “CSLT.” Goldman, Sachs & Co. and Morgan Stanley & Co. LLC acted as joint book-running managers for the offering. Allen & Company LLC, Stifel, Nicolaus & Company, Incorporated, Canaccord Genuity Inc. and Raymond James & Associates, Inc. acted as co-managers for the offering. A registration statement relating to these securities has been filed with the Securities and Exchange Commission and was declared effective on March 13, 2014. This press release shall not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of these securities in any state or jurisdiction in which such an offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction. This offering was made only by means of a prospectus. A copy of the final prospectus related to the offering may be obtained from Goldman, Sachs & Co., Attention: Prospectus Department, 200 West Street, New York, NY 10282; or from Morgan Stanley & Co. LLC, Attention: Prospectus Department, 180 Varick Street, 2nd Floor, New York, NY 10014.