Impinj, Inc. Launches Follow-On Offering SEATTLE

SEATTLE, Nov. 28, 2016 (GLOBE NEWSWIRE) -- Impinj, Inc. (NASDAQ: PI ), a leading provider and pioneer of solutions for identifying, locating and authenticating everyday items using RAIN RFID, today announced the launch of a proposed follow-on public offering of 3,515,869 shares of its common stock, which will include 1,000,000 shares to be offered by Impinj and 2,515,869 shares to be offered by certain selling stockholders. Impinj will not receive any proceeds from the sale of the shares by the selling stockholders. In addition, Impinj expects to grant the underwriters a 30-day option to purchase up to an additional 527,380 shares of its common stock.

Morgan Stanley, RBC Capital Markets, Pacific Crest Securities, a division of KeyBanc Capital Markets, and Piper Jaffray will act as joint book-running managers for the offering. Needham & Company will act as lead manager and Canaccord Genuity will act as co-manager.

The offering will be made only by means of a prospectus.  Copies of the preliminary prospectus related to the offering may be obtained from Morgan Stanley & Co. LLC, Attention: Prospectus Department, 180 Varick Street, 2 ^nd Floor, New York, NY 10014; RBC Capital Markets, LLC, Attention: Equity Syndicate, 200 Vesey Street, 8th Floor, New York, NY 10281-8098, or by email to equityprospectus@rbccm.com , or by telephone at (877) 822-4089; Pacific Crest Securities, a division of KeyBanc Capital Markets Inc., Attention: Equity Syndicate, 127 Public Square, 4th Floor, Cleveland, Ohio 44114, or by telephone at (800) 859-1783; and Piper Jaffray & Co., Attention: Prospectus Department, 800 Nicollet Mall, Minneapolis, MN 55402, or by email to prospectus@pjc.com , or by telephone at (800) 747-3924.

A registration statement relating to these securities has been filed with the U.S. 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 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 under the securities laws of any such state or jurisdiction.

Investor Relations Contact: Maria Riley & Chelsea Lish The Blueshirt Group ir@impinj.com (206) 315-4470 Media Contact: Erika Goodmanson Sr. Director, Marketing and Communications egoodmanson@impinj.com (206) 812-9744