ZY Zymergen Inc

Zymergen Inc. (“Zymergen”), one of the world’s foremost biofacturing companies, today announced the closing of its initial public offering of 18,549,500 shares of its common stock, including the full exercise by the underwriters of their option to purchase 2,419,500 additional shares of common stock, at a public offering price of $31.00 per share. The shares are listed on the Nasdaq Global Select Market under the ticker symbol “ZY”.  The gross proceeds from the offering to Zymergen, before deducting underwriting discounts and commissions and other offering expenses payable by Zymergen, are approximately $575 million.

J.P. Morgan and Goldman Sachs & Co. LLC are acting as lead book-running managers for the offering. BofA Securities, Cowen and UBS Investment Bank are acting as book-running managers. Lazard is acting as co-manager.

The offering was 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 or by email at prospectus-eq_fi@jpmorganchase.com; or Goldman Sachs & Co. LLC, Attention: Prospectus Department, 200 West Street, New York, NY 10282, by telephone at (866) 471-2526 or by email at prospectus-ny@ny.email.gs.com.

Registration statements relating to the sale of these securities have been filed with, and declared effective by, the Securities and Exchange Commission. This press release shall not constitute an offer to sell or the 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 the registration or qualification under the securities laws of any such state or other jurisdiction.

About ZymergenZymergen is a biofacturing company using biology to reimagine the world. Zymergen partners with nature to design, develop and manufacture bio-based breakthrough products that deliver value to customers in a broad range of industries. A unique combination of biology, chemistry, software and automation enables the company to design and create new materials.

Investor ContactNiraj Javeriinvestors@zymergen.com

Media ContactMike Dulinmdulin@zymergen.com502-777-2029