Protara Announces Proposed Public Offering

On December 4, 2025 Protara Therapeutics, Inc. (Nasdaq: TARA) ("Protara"), a clinical-stage company developing transformative therapies for the treatment of cancer and rare diseases, reported that it has commenced an underwritten public offering of $75 million in aggregate of shares of its common stock or, in lieu of issuing common stock to certain investors, pre-funded warrants to purchase shares of its common stock. All of the shares of common stock and pre-funded warrants to be sold in the proposed offering will be offered by Protara. In addition, Protara expects to grant the underwriters a 30-day option to purchase additional shares of common stock at the public offering price, less underwriting discounts and commissions. The proposed offering is subject to market and other conditions, and there can be no assurance as to whether or when the offering may be completed, or the actual size or terms of the offering. Protara intends to use the net proceeds received from the offering to fund the clinical development of TARA-002, as well as the development of other clinical programs. Protara may also use the net proceeds from the offering for working capital and other general corporate purposes.

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J.P. Morgan, TD Cowen and Piper Sandler are acting as joint book-running managers of the proposed offering.

The shares of common stock and the pre-funded warrants will be issued pursuant to a shelf registration statement on Form S-3 (File No. 333-275290) that was declared effective on November 14, 2023 by the U.S. Securities and Exchange Commission (the "SEC"). The offering is being made only by means of a preliminary prospectus supplement and the accompanying prospectus. A preliminary prospectus supplement and the accompany prospectus relating to the offering will be filed with the SEC and will be available on the SEC’s website at www.sec.gov. Copies of the preliminary prospectus supplement and the accompanying prospectus relating to the offering, when available, may be obtained from the offices of 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]; TD Securities (USA) LLC, c/o Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, New York 11717 or by email at [email protected]; or Piper Sandler & Co., 350 North 5th Street, Suite 1000, Minneapolis, Minnesota 55401, Attention: Prospectus Department, by telephone at (800) 747-3924, or by email at [email protected].

Before investing in the offering, interested parties should read the preliminary prospectus supplement and related prospectus for this offering, the documents incorporated by reference therein and the other documents Protara has filed with the SEC. The final terms of the offering will be disclosed in a final prospectus supplement to be filed with the SEC.

This press release shall not constitute an offer to sell or a solicitation of an offer to buy any of these securities, nor shall there be any sale of these securities in any state or jurisdiction in which such an offer, solicitation or sale would be unlawful prior to registration or qualification under the applicable securities laws of such state or jurisdiction.

(Press release, Protara Therapeutics, DEC 4, 2025, View Source [SID1234661126])