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HilleVax Announces Closing of Public Offering of Common Stock and Full Exercise of the Underwriters’ Option to Purchase Additional Shares

BOSTON, Sept. 25, 2023 (GLOBE NEWSWIRE) -- HilleVax, Inc. (Nasdaq: HLVX), a clinical-stage biopharmaceutical company focused on developing and commercializing novel vaccines, today announced that it has closed its previously announced underwritten public offering of 9,200,000 shares of its common stock, which includes the exercise in full by the underwriters of their option to purchase 1,200,000 additional shares, at a price to the public of $12.50 per share. All of the shares in the offering were sold by HilleVax. The gross proceeds to HilleVax from the offering, before deducting underwriting discounts and commissions and other offering expenses, were $115.0 million.

HilleVax intends to use the net proceeds from the offering to fund the clinical development of HIL-214, including certain manufacturing activities, and for working capital and general corporate purposes.

J.P. Morgan, Leerink Partners, Stifel and Guggenheim Securities acted as joint book-running managers for the offering.

The securities described above were offered by HilleVax pursuant to a shelf registration statement (including a base prospectus) relating to these securities that was filed with the Securities and Exchange Commission (SEC) on May 12, 2023, and became effective on May 19, 2023. A final prospectus supplement and accompanying prospectus relating to this offering has been filed with the SEC and are available on the SEC’s website at The offering was made only by means of a prospectus supplement and accompanying prospectus. Copies of the final prospectus supplement and the accompanying prospectus related to this offering may also be obtained from J.P. Morgan Securities LLC, Attention: Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, NY 11717, by telephone at (866) 803-9204, or by email at; Leerink Partners LLC, Attention: Syndicate Department, 53 State Street, 40th Floor, Boston, MA 02109, by telephone at (800) 808-7525, ext. 6105, or by email at; Stifel, Nicolaus & Company, Incorporated, Attention: Syndicate Department, One Montgomery Street, Suite 3700, San Francisco, CA 94104, by telephone at (415) 364-2720, or by email at; or Guggenheim Securities, LLC, Attention: Equity Syndicate Department, 330 Madison Avenue, 8th Floor, New York, NY 10017, by telephone at (212) 518-9658, or by email at

This press release shall not constitute an offer to sell or a solicitation of an offer to buy these securities, nor shall there be any offer or 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 jurisdiction.

About HilleVax

HilleVax is a clinical-stage biopharmaceutical company focused on developing and commercializing novel vaccines. Its initial program, HIL-214, is a virus-like particle (VLP) based vaccine candidate in development for the prevention of moderate-to-severe acute gastroenteritis (AGE) caused by norovirus infection.

Forward-Looking Statements

This press release contains forward-looking statements within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended. All statements other than statements of historical facts contained in this press release are forward-looking statements, including statements regarding HilleVax’s anticipated use of proceeds from the public offering. In some cases, you can identify forward-looking statements by terms such as “may,” “will,” “should,” “expect,” “plan,” “anticipate,” “could,” “intend,” “target,” “project,” “contemplates,” “believes,” “estimates,” “predicts,” “potential” or “continue” or the negative of these terms or other similar expressions. These forward-looking statements speak only as of the date of this press release and are subject to a number of risks, uncertainties and assumptions, including the risks and uncertainties inherent in HilleVax’s business, including the risks and uncertainties described in the company’s periodic filings with the SEC. The events and circumstances reflected in the company’s forward-looking statements may not be achieved or occur and actual results could differ materially from those projected in the forward-looking statements. Additional information on risks facing HilleVax can be found under the heading “Risk Factors” in HilleVax’s periodic reports, including its annual report on Form 10-K for the year ended December 31, 2022, and in the preliminary prospectus supplement related to the offering filed with the SEC, and the final prospectus supplement to be filed with the SEC. Except as required by applicable law, HilleVax does not plan to publicly update or revise any forward-looking statements contained herein, whether as a result of any new information, future events, changed circumstances or otherwise.


Shane Maltbie

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