DAVIS, Calif. (June 14, 2018) – Arcadia Biosciences, Inc. (Nasdaq: RKDA), an agricultural food ingredient company, today announced the closing of its previously announced registered direct offering of 1,392,345 shares of its common stock. The offering was priced at-the-market at a purchase price of $9.93 per share, for gross proceeds of approximately $13.83 million. Additionally, in a concurrent private placement, Arcadia issued unregistered warrants to purchase up to 1,392,345 shares of common stock, representing 100% of the shares of common stock purchased in the registered direct offering. Each warrant was sold at a price of $0.125 per underlying warrant share for gross proceeds of approximately $0.17 million. Each warrant has an exercise price of $9.94 per share, is exercisable immediately and will expire five and one-half years from the issuance date.

H.C. Wainwright & Co. acted as the exclusive placement agent for the offering.

The net proceeds of the offering are estimated to be approximately $12.9 million, after deducting placement agent fees and other estimated offering expenses. Arcadia intends to use the net proceeds from this offering for general corporate purposes, including, but not limited to, scale-up of its GoodWheatTM Resistant Starch wheat production, early commercialization activities, continued research and development activities and for general and administrative expenses.

The shares of common stock (but not the warrants or the shares of common stock underlying the warrants) were offered by Arcadia pursuant to a “shelf” registration statement on Form S-3 that was filed and declared effective by the Securities and Exchange Commission (“SEC”) and the base prospectus contained therein (File No. 333-224893). The offering of the shares of common stock was made by means of a prospectus supplement that forms a part of the registration statement.

Copies of the final prospectus supplement and accompanying base prospectus may be obtained on the SEC’s website at www.sec.gov or by contacting H.C. Wainwright & Co., LLC at 430 Park Avenue, 3rd Floor, New York, NY 10022, by phone at 646-975-6996 or e-mail at placements@hcwco.com.

The warrants described above were offered in a private placement under Section 4(a)(2) of the Securities Act of 1933, as amended (the “Act”), and Regulation D promulgated thereunder and, along with the shares of common stock underlying the warrants, have not been registered under the Act, or applicable state securities laws. Accordingly, the warrants and underlying shares of common stock may not be offered or sold in the United States except pursuant to an effective registration statement or an applicable exemption from the registration requirements of the Act and such applicable state securities laws.

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 an offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction.

About Arcadia Biosciences, Inc. Based in Davis, Calif., Arcadia Biosciences (Nasdaq: RKDA) develops agricultural products that create added value for farmers, enhance human health and improve the environmental sustainability of agriculture. Arcadia’s nutrition traits and products are aimed at creating healthier ingredients and whole foods with lower production costs. Arcadia’s agronomic performance traits are aimed at making agricultural production more economically efficient and environmentally sound. For more information, visit www.arcadiabio.com.