ContactsInvestor RelationsSpark Therapeutics, Inc.Stephen W. WebsterChief Financial Officer(855) SPARKTX (1-855-772-7589)MediaTen Bridge CommunicationsDan Quinn(781) firstname.lastname@example.org
PHILADELPHIA, Nov. 25, 2015 (GLOBE NEWSWIRE) -- Spark Therapeutics, Inc. ("Spark") (Nasdaq:ONCE) announced today the filing of a registration statement on Form S-1 with the U.S. Securities and Exchange Commission relating to a proposed public offering of shares of its common stock. A portion of the shares to be sold in the offering will be sold by Spark and a portion will be sold by The Children's Hospital of Philadelphia ("CHOP") Foundation. Spark will not receive any proceeds from the shares sold by the CHOP Foundation. The number of shares to be sold and the allocation of the shares between Spark and the CHOP Foundation have not yet been determined. J.P. Morgan Securities LLC is acting as lead book-running manager for the offering. A registration statement relating to these securities has been filed with the Securities and Exchange Commission, but has not yet become effective. These securities may not be sold nor may offers to buy be accepted prior to the time the registration statement becomes effective. This proposed offering will be made only by means of a prospectus. A copy of the prospectus may be obtained from: J.P. Morgan Securities LLC, c/o Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, NY 11717, or by telephone at (866) 803-9204. 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 offer, solicitation or sale would be unlawful prior to registration or qualification of these securities under the securities laws of any such state or jurisdiction. About Spark Therapeutics Spark is a gene therapy leader seeking to transform the lives of patients suffering from debilitating genetic diseases by developing one-time, life-altering treatments. Spark's initial focus is on treating rare diseases where no, or only palliative, therapies exist. Spark's most advanced product candidate, SPK-RPE65, which has received both breakthrough therapy and orphan product designation, recently reported positive top-line results from a pivotal Phase 3 clinical trial for the treatment of rare blinding conditions. Spark's validated gene therapy platform is being applied to a range of clinical and preclinical programs addressing serious genetic diseases, including inherited retinal dystrophies, hematologic disorders and neurodegenerative diseases. Spark builds on two decades of research, development and manufacturing at The Children's Hospital of Philadelphia, including human trials conducted across diverse therapeutic areas and routes of administration.