Ultragenyx Announces Closing of Public Offering of Common Stock and Pre-Funded Warrants and Full Exercise of Underwriters’ Option to Purchase Additional Shares

October 23, 2023

NOVATO, Calif., Oct. 23, 2023 (GLOBE NEWSWIRE) -- Ultragenyx Pharmaceutical Inc. (NASDAQ: RARE), a biopharmaceutical company focused on the development and commercialization of novel therapies for rare and ultrarare diseases, today announced the closing of its previously announced underwritten public offering of 9,833,334 shares of its common stock, including the exercise in full by the underwriters of their option to purchase an additional 1,500,000 shares, at a price to the public of $30.00 per share, and, to certain investors in lieu of common stock, pre-funded warrants to purchase 1,666,722 shares of its common stock at a purchase price of $29.999 per pre-funded warrant, which equals the public offering price per share of the common stock less the $0.001 exercise price per share of each pre-funded warrant. The estimated net proceeds to the company, after deducting underwriting discounts and commissions and other offering expenses payable by the company, were approximately $326.1 million.

J.P. Morgan, Goldman Sachs & Co. LLC, BofA Securities, and TD Cowen acted as joint book-running managers for the offering.

The securities described above were offered by Ultragenyx Pharmaceutical Inc. pursuant to a registration statement previously filed with the Securities and Exchange Commission that became automatically effective on February 12, 2021. A final prospectus supplement and accompanying prospectus were filed with the SEC and available for free on the SEC’s website at Copies of the final prospectus supplement and the accompanying prospectus related to the offering may be obtained from J.P. Morgan Securities LLC, c/o Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, New York 11717, by telephone at 866-803-9204, or by email at prospectus-; Goldman Sachs & Co. LLC, Prospectus Department, 200 West Street, New York, NY 10282, telephone: 1-866-471-2526, facsimile: 212-902-9316 or by emailing; BofA Securities, NC1-002-02-25, 201 North Tryon Street, Charlotte, NC 28255-0001, Attention: Prospectus Department, or by email at; and Cowen and Company, LLC, 599 Lexington Avenue, New York, NY 10022, by email at or by telephone at (833) 297-2926.

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

About Ultragenyx

Ultragenyx is a biopharmaceutical company committed to bringing novel products to patients for the treatment of serious rare and ultrarare genetic diseases. The company has built a diverse portfolio of approved therapies and product candidates aimed at addressing diseases with high unmet medical need and clear biology for treatment, for which there are typically no approved therapies treating the underlying disease.

The company is led by a management team experienced in the development and commercialization of rare disease therapeutics. Ultragenyx's strategy is predicated upon time- and cost-efficient drug development, with the goal of delivering safe and effective therapies to patients with the utmost urgency.

Contact Ultragenyx Pharmaceutical Inc.
Investors & Media
Joshua Higa

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