Deciphera Pharmaceuticals Announces Pricing of Public Offering of Common Stock

WALTHAM, Mass.–(BUSINESS WIRE)–Deciphera Pharmaceuticals, Inc. (NASDAQ:DCPH), a clinical-stage biopharmaceutical company focused on addressing key mechanisms of tumor drug resistance, today announced the pricing of its previously announced registered underwritten public offering of 10,810,810 shares of its common stock at a price to the public of $37.00 per share. The gross proceeds to Deciphera from the offering, before deducting the underwriting discounts and commissions and other estimated offering expenses, are expected to be $400.0 million. The offering is expected to close on or about August 19, 2019, subject to customary closing conditions. In addition, Deciphera has granted the underwriters a 30-day option to purchase up to 1,621,621 additional shares of its common stock.

J.P. Morgan, Piper Jaffray and Jefferies acted as joint book-running managers for the offering. Guggenheim Securities acted as lead manager for the offering. SunTrust Robinson Humphrey acted as co-manager for the offering.

Deciphera intends to use the net proceeds of the offering to fund: clinical trials for ripretinib, including the expansion stage of its current Phase 1 clinical trial, its ongoing pivotal Phase 3 clinical trials, and additional clinical trials, as well as clinical research outsourcing and manufacturing of clinical trial material, and pre-commercialization manufacturing process development and validation; clinical trials for DCC-3014, including the expansion stage of its current Phase 1 clinical trial, as well as clinical research outsourcing and manufacturing of clinical trial material; clinical trials for rebastinib, including its current Phase 1b/2 clinical trial, as well as clinical research outsourcing and manufacturing of clinical trial material; Investigational New Drug-enabling studies and the potential development of DCC-3116; new and ongoing research activities for future drug candidates using its proprietary kinase switch control inhibitor platform; continued growth of its commercial and medical affairs capabilities to support its transition from a development-stage company toward a commercial-stage company; and working capital purposes, including general operating expenses.

A shelf registration statement relating to the shares of common stock offered in the public offering described above was filed with the Securities and Exchange Commission (SEC) and was declared effective by the SEC on October 12, 2018. The securities may be offered only by means of a written prospectus, including a prospectus supplement, forming a part of the effective registration statement. A preliminary prospectus supplement and accompanying prospectus relating to the offering have been filed with the SEC and are available on the SEC’s website at www.sec.gov. A final prospectus supplement and accompanying prospectus will be filed with the SEC. When available, copies of the final prospectus supplement and the accompanying prospectus relating to the offering may also 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, or by email at [email protected]; Piper Jaffray & Co., 800 Nicollet Mall, J12S03, Minneapolis, Minnesota, 55402, Attention: Prospectus Department, by telephone at (800) 747-3924 or by email at [email protected]; and Jefferies LLC, Attention: Equity Syndicate Prospectus Department, 520 Madison Avenue, 2nd Floor, New York, NY 10022, by telephone at (877) 821-7388 or by email at [email protected].

This press release does 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 under the securities laws of any such state or jurisdiction.