Alder BioPharmaceuticals Prices Public Offering of Common Stock

BOTHELL, Wash., April 06, 2016 (GLOBE NEWSWIRE) -- Alder BioPharmaceuticals, Inc. (NASDAQ:ALDR), a clinical-stage biopharmaceutical company, announced today the pricing of an underwritten public offering of 5,376,344 shares of its common stock at a price to the public of $23.25 per share. In addition, Alder has granted the underwriters a 30-day option to purchase up to 806,451 additional shares of common stock at the public offering price. The offering is expected to close on April 12, 2016, subject to customary closing conditions.

J.P. Morgan Securities LLC, Leerink Partners LLC and Wells Fargo Securities, LLC are acting as joint book-running managers for the offering.

A shelf registration statement relating to the offered shares of common stock was filed with the Securities and Exchange Commission (SEC), and was effective on filing on June 2, 2015. A preliminary prospectus supplement and the accompanying prospectus relating to the offering have been filed with the SEC and are available on the SEC’s website, located at Copies of the final prospectus supplement and the accompanying prospectus relating to this offering may be obtained, when available, from J.P. Morgan Securities LLC, Attention: Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, NY 11717, or by phone at 1-866-803-9204, or by email at; from Leerink Partners LLC, Attention: Syndicate Department, One Federal Street, 37th Floor, Boston, MA 02110, or by phone at 1-800-808-7525 ext. 6142, or by email at; or from Wells Fargo Securities, LLC, Attention: Equity Syndicate Department, 375 Park Avenue, New York, New York 10152, or by phone at 1-800-326-5897, or by email at

This press release shall not constitute an offer to sell or a solicitation of an offer to buy these securities 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.

Media Contacts: David Schull or Lena Evans Russo Partners (212) 845-4271 (212) 845-4262 Investor Relations Contacts: David Walsey Alder BioPharmaceuticals, Inc. (425) 408-8032

Source:Alder Biopharmaceuticals, Inc.