On April 1, 2026 Celldex Therapeutics, Inc. ("Celldex" or the "Company") (Nasdaq: CLDX) reported the pricing of an underwritten public offering of 10,345,000 shares of its common stock at a public offering price of $29.00 per share. All of the shares to be sold in the offering are to be sold by Celldex. In connection with the offering, Celldex has also granted the underwriters a 30-day option to purchase up to an additional 1,551,750 shares of common stock at the public offering price, less the underwriting discounts and commissions. The Company expects to receive gross proceeds from the offering, excluding the exercise of the underwriters’ option, if any, of approximately $300 million, excluding the underwriting discounts and commissions and other offering-related expenses. The offering is expected to close on or about April 6, 2026, subject to customary closing conditions.

Schedule your 30 min Free 1stOncology Demo!
Discover why more than 1,500 members use 1stOncology™ to excel in:

Early/Late Stage Pipeline Development - Target Scouting - Clinical Biomarkers - Indication Selection & Expansion - BD&L Contacts - Conference Reports - Combinatorial Drug Settings - Companion Diagnostics - Drug Repositioning - First-in-class Analysis - Competitive Analysis - Deals & Licensing

                  Schedule Your 30 min Free Demo!

Celldex intends to use the net proceeds of this offering, together with our existing cash, cash equivalents, and marketable securities, (i) to fund ongoing commercial readiness activities and the commercial launch of barzolvolimab, if approved, for the treatment of CSU in the United States, (ii) to continue the clinical and preclinical development of our product candidates, including current and future development of barzolvolimab, (iii) to grow our bispecific antibody platform and clinical candidates, (iv) to fund ongoing efforts to develop additional clinical pipeline product candidates and (v) for general corporate purposes.

Leerink Partners, TD Cowen, Guggenheim Securities and Cantor are acting as joint bookrunning managers for the offering. LifeSci Capital and H.C. Wainwright & Co. are acting as co-lead managers for the offering.

The offering is being made pursuant to a shelf registration statement on Form S-3 (File No. 333-275300), which was previously filed with the Securities and Exchange Commission ("SEC") and became automatically effective on November 3, 2023. This offering is being made only by means of a prospectus supplement and accompanying base prospectus that form a part of the registration statement. A preliminary prospectus supplement relating to and describing the terms of the offering has been filed with the SEC and may be obtained for free by visiting the SEC’s website at www.sec.gov. A final prospectus supplement relating to the offering will be filed with the SEC and will be available on the SEC’s website located at View Source When available, copies of the final prospectus supplement and the accompanying base prospectus may be obtained for free by contacting Leerink Partners LLC, Syndicate Department, 53 State Street, 40th Floor, Boston, MA 02109, or by telephone at (800) 808-7525 ext. 6105 or by email at [email protected] or TD Securities (USA) LLC, c/o Broadridge Financial Solutions, 1155 Long Island Avenue, Edgewood, NY 11717 or by email at [email protected].

This press release does 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, Celldex Therapeutics, APR 1, 2026, View Source [SID1234664132])