Immix Biopharma Announces Closing of $125 Million Underwritten Offering of Common Stock

On September 30, 2026 Immix Biopharma, Inc. ("ImmixBio", "Company", "we" or "us" or "IMMX"), a global leader in relapsed/refractory AL Amyloidosis, reported the closing of its previously announced underwritten registered offering of 11,363,637 shares of its common stock at a public offering price of $11.00 per share. The net proceeds to Immix from the offering, after deducting the underwriting discounts, commissions and other offering expenses, were approximately $117.1 million.

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Immix intends to use the net proceeds from this offering to fund NXC-201 development, working capital and general corporate purposes.

J.P. Morgan acted as the sole book-running manager for the offering. The offering included participation from leading U.S. biotechnology institutional investors and mutual funds.

The shares of common stock described above were offered and sold by the Company pursuant to a shelf registration statement on Form S-3 (File No. 333-292665), including a base prospectus, filed with the U.S. Securities and Exchange Commission (the "SEC") on January 9, 2026, and declared effective on January 22, 2026. A prospectus supplement and accompanying prospectus describing the terms of the offering was filed with the SEC and is available on the SEC’s website located at www.sec.gov. Copies of the prospectus supplement and the accompanying prospectus related to this offering may be obtained from J.P. Morgan Securities LLC, c/o Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, New York 11717, or by email at [email protected] and [email protected].

This press release shall not constitute an offer to sell or the solicitation of an offer to buy any of the securities described herein, nor shall there be any sale of these securities in any state or other 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 other jurisdiction.

(Press release, Immix Biopharma, SEP 30, 2026, View Source [SID1234671182])