4000 Executive Parkway, Suite 400 San Ramon, CA 94583

News Release

Five9 Announces Exercise of the Underwriters’ Option to Purchase Additional Shares

San Ramon, Calif. – April 22, 2014 – Five9, Inc. (NASDAQ: FIVN) announced today the underwriters of its initial public offering have exercised in full their option to purchase 1,500,000 shares of common stock from Five9 at a purchase price of $7.00 per share, less the underwriters’ discount. The sale of these additional shares of common stock closed earlier today, following the closing on April 9, 2014 of the sale of 10,000,000 shares by Five9. 

J.P. Morgan and Barclays acted as lead joint book-running managers for the offering, and BofA Merrill Lynch also acted as book-running manager. Pacific Crest Securities, Canaccord Genuity and Needham & Company acted as co-managers. 

A registration statement relating to these securities has been filed with, and declared effective by, the Securities and Exchange Commission (“SEC”). Copies of the registration statement can be accessed through the SEC’s website at 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 the shares of Five9’s common stock in any jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such jurisdiction.

The offering is being made only by means of a prospectus. Copies of the final prospectus may be obtained from: J.P. Morgan Securities LLC, Attention: Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, NY 11717 or by telephone at (866) 803-9204; Barclays Capital Inc., c/o Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, New York 11717, email:, telephone: (888) 603-5847; or BofA Merrill Lynch, 222 Broadway, New York, NY 10038, Attn: Prospectus Department, email:

About Five9 
Five9 is a pioneer and leading provider of cloud software for contact centers. 

Media Contact:
Katie O’Connell, Five9, Inc. 

Investor Relations Contact:
Lisa Laukkanen, The Blueshirt Group