Achilles Therapeutics announces pricing of initial public offering

Achilles Therapeutics plc (NASDAQ: ACHL), a clinical-stage biopharmaceutical company developing precision T cell therapies to treat solid tumors, today announced the pricing of its initial public offering in the United States of 9,750,000 American Depositary Shares (“ADSs”) representing 9,750,000 ordinary shares at an initial public offering price of $18.00 per ADS for total gross proceeds of $175.5 million.

All ADSs sold in the offering are being offered by Achilles. The ADSs are expected to begin trading on The Nasdaq Global Select Market on March 31, 2021 under the ticker symbol “ACHL.”  In addition, Achilles has granted the underwriters a 30-day option to purchase up to an additional 1,462,500 ADSs at the initial public offering price, less underwriting discounts and commissions. The offering is expected to close on April 6, 2021, subject to customary closing conditions.

J.P. Morgan, BofA Securities and Piper Sandler are acting as joint book-running managers for the offering. Chardan, Oppenheimer & Co, and Kempen & Co are acting as co-managers.

A registration statement relating to these securities was declared effective on March 30, 2021. The securities referred to in this announcement are to be offered only by means of a prospectus. A copy of the final prospectus, when available, may be obtained from:

  • J.P. Morgan Securities LLC, Attention Equity Syndicate Desk, 383 Madison Avenue, New York, New York 10179, or via email:;
  • BofA Securities, Attention: Prospectus Department, NC1-004-03-43, 200 North College Street, 3rd Floor, Charlotte, NC 28255-0001, or via email:; or
  • Piper Sandler & Co., Attention: Prospectus Department, 800 Nicollet Mall, J12S03, Minneapolis, MN 55402, by telephone: (800) 747-3924, or via email:
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