Marrone Bio Innovations, Inc. (MBI), a provider of bio-based pest management and plant health products for the agricultural and water treatment markets, announced today the pricing of its initial public offering of 4,750,000 shares of its common stock at a price to the public of $12.00 per share. The shares are expected to begin trading on the NASDAQ Global Market on August 2, 2013 under the symbol “MBII.” Closing of the offering is expected to occur on August 7, 2013, subject to customary closing conditions.

In addition, MBI has granted the underwriters an option for a period of 30 days to purchase an additional 712,500 shares of its common stock.

Jefferies LLC and Piper Jaffray & Co. are acting as joint book-running managers for the offering. Stifel, Nicolaus & Company, Incorporated and Roth Capital Partners, LLC are acting as co-managers for the offering.

The offering will be made only by means of a prospectus. Copies of the prospectus related to the offering may be obtained from Jefferies LLC, Equity Syndicate Prospectus Department, at 520 Madison Avenue, New York, New York, 10022, or by calling (877) 547-6340, or by emailing, and from Piper Jaffray & Co., Attention: Prospectus Department, 800 Nicollet Mall, J12S03, Minneapolis, Minnesota 55402, by calling (800) 747-3924 or by emailing

A registration statement related to these securities has been filed with and declared effective by the U. S. Securities and Exchange Commission. This press release shall not constitute an offer to sell or a solicitation of an offer to buy, nor shall there be any sale of these securities in any state or jurisdiction in which such an offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction.