MongoDB, Inc. Announces Pricing of Initial Public Offering

NEW YORK, Oct. 18, 2017 /PRNewswire/ MongoDB, Inc., the database for giant ideas, today announced the pricing of its initial public offering of 8,000,000 shares of its Class A common stock at a price to the public of $24.00 per share. The shares are expected to begin trading on the NASDAQ Global Market under the symbol "MDB" on October 19, 2017, and the offering is expected to close on October 23, 2017, subject to customary closing conditions. In addition, MongoDB has granted the underwriters a 30-day option to purchase up to 1,200,000 additional shares of Class A common stock at the initial public offering price less underwriting discounts and commissions.

Morgan Stanley & Co. LLC, Goldman Sachs & Co. LLC, Barclays Capital Inc. and Allen & Company LLC are acting as the joint bookrunners for the offering. Stifel, Nicolaus & Company, Incorporated, Canaccord Genuity Inc. and JMP Securities LLC are acting as co-managers for the offering.

The offering is being made only by means of a prospectus. When available, a copy of the final prospectus may be obtained from Morgan Stanley & Co. LLC, Attention: Prospectus Department, 180 Varick Street, 2nd Floor, New York, NY 10014; 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; Barclays Capital Inc., Attention: Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, NY 11717, by telephone at 888-603-5847 or by email at barclaysprospectus@broadridge.com; or Allen & Company LLC, Attention: Prospectus Department, 711 Fifth Avenue, 10th Floor, New York, New York 10022, by telephone at 212-339-2220 or by email at dweidlein@allenco.com.

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 www.sec.gov. 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 registration or qualification under the securities laws of any such state or jurisdiction.

About MongoDB MongoDB is the leading modern, general purpose database platform, designed to unleash the power of software and data for developers and the applications they build. Headquartered in New York, MongoDB has more than 4,300 customers in over 85 countries, including more than half of the global Fortune 100. The MongoDB database platform has been downloaded over 30 million times and there have been more than 700,000 MongoDB University registrations.

Investor Relations
Brian Denyeau
ICR
646-277-1251
ir@mongodb.com

Media Relations
MongoDB
866-237-8815 x7186
communications@mongodb.com

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