Houston, Texas and Tuebingen, Germany, October 10, 2024 – Immatics N.V. (NASDAQ: IMTX, “Immatics”), a clinical-stage biopharmaceutical company active in the discovery and development of T cell-redirecting cancer immunotherapies, announced today the pricing of its previously announced underwritten public offering of 16,250,000 ordinary shares at a public offering price of $9.25 per share. The gross proceeds from the offering, before deducting the underwriting discount and offering expenses, are expected to be approximately $150 million. The offering is expected to close on October 15, 2024, subject to customary closing conditions. In addition, Immatics has granted the underwriters a 30-day option to purchase up to 2,437,500 additional shares at the public offering price, less the underwriting discount.

Jefferies, BofA Securities and Leerink Partners are acting as joint book-running managers for the offering.

A registration statement relating to the securities has been filed with the U.S. Securities and Exchange Commission (the “SEC”) and became effective upon filing on October 10, 2024. The offering is being made only by means of a prospectus supplement and accompanying prospectus. When available, copies of the final prospectus supplement and the accompanying prospectus relating to the offering may be obtained free of charge from

• Jefferies LLC, Attention: Equity Syndicate Prospectus Department, 520 Madison Avenue, New York, NY 10022, telephone: (877) 821-7388, email: Prospectus_Department@Jefferies.com;

• BofA Securities, Attention: Prospectus Department, NC1-022-02-25, 201 North Tryon Street, Charlotte, NC  28255-0001, telephone: (800) 294-1322, email: dg.prospectus_requests@bofa.com;

• Leerink Partners LLC, Attention: Syndicate Department, 53 State Street, 40th Floor, Boston, MA 02109, telephone: (800) 808-7525, ext. 6105, email: syndicate@leerink.com.

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 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. Any offers, solicitations or offers to buy, or any sales of securities will be made in accordance with the registration requirements of the Securities Act of 1933, as amended.

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About Immatics
Immatics combines the discovery of true targets for cancer immunotherapies with the development of the right T cell receptors with the goal of enabling a robust and specific T cell response against these targets. This deep know-how is the foundation for our pipeline of Adoptive Cell Therapies and TCR Bispecifics as well as our partnerships with global leaders in the pharmaceutical industry. We are committed to delivering the power of T cells and to unlocking new avenues for patients in their fight against cancer.