On June 9, 2026 Tango Therapeutics, Inc. ("Tango") (Nasdaq: TNGX), a clinical-stage biotechnology company committed to discovering and delivering the next generation of precision cancer medicines, reported the pricing of an underwritten offering of 18,166,667 shares of its common stock and pre-funded warrants to purchase up to 1,833,395 shares of its common stock (the "Offering"). The offering price of each share of common stock is $30.00. The offering price of each pre-funded warrant is $29.999, which represents the per share offering price for the common stock less the $0.001 per share exercise price for such pre-funded warrant. The gross proceeds from the Offering, before deducting underwriting discounts and commissions and offering-related expenses, are expected to be approximately $600 million. All of the shares and pre-funded warrants in the Offering are to be sold by Tango. The Offering is expected to close on or about June 11, 2026, subject to customary closing conditions. In addition, Tango has granted the underwriters a 30-day option to purchase up to an additional 3,000,009 shares of common stock at the public offering price, less the underwriting discount.

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J.P. Morgan, Leerink Partners, Cantor and Stifel are acting as joint bookrunning managers for the Offering.

The Offering is being made pursuant to an effective shelf registration statement that was previously filed with the U.S. Securities and Exchange Commission (the "SEC"). A preliminary prospectus supplement, accompanying prospectus and a free writing prospectus relating to the Offering have been filed with the SEC and are available on the SEC’s website at www.sec.gov. A final prospectus supplement and accompanying 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 final prospectus supplement, accompanying prospectus and the free writing prospectus relating to the Offering may also be obtained, when available, by contacting: J.P. Morgan Securities LLC, c/o Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, NY 11717, or by email at [email protected] and [email protected]; Leerink Partners LLC, Attention: Syndicate Department, 53 State Street, 40th Floor, Boston, Massachusetts 02109; by telephone at (800) 808-7525 ext. 6105; or by email at [email protected]; Cantor Fitzgerald & Co., Attention: Capital Markets, 110 East 59th Street, 6th Floor, New York, NY 10022, or by e-mail at [email protected]; and Stifel, Nicolaus & Company, Incorporated, Attention: Syndicate, One Montgomery Street, Suite 3700, San Francisco, CA 94104, or by telephone at (415) 364-2720, or by email at [email protected].

This press release shall not constitute an offer to sell or the 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.

(Press release, Tango Therapeutics, JUN 9, 2026, View Source [SID1234666517])