X4 Pharmaceuticals Announces Closing of Upsized $85 Million Private Placement

BOSTON, Aug. 13, 2025 (GLOBE NEWSWIRE) -- X4 Pharmaceuticals (NASDAQ:XFOR), a company driven to improve the lives of people with rare diseases of the immune system, today closed an upsized private placement of 11,040,776 shares of common stock and pre-funded warrants to purchase 48,852,772 shares of common stock for total offering proceeds of $85 million. The originally announced offering of $60 million was increased to allow for the inclusion of an investor who had a pre-existing investment right. The offering was led by Coastlands Capital with support from existing investors Empery Asset Management, LP, Bain Capital Life Sciences, New Enterprise Associates (NEA) and other leading life science investors, including, BVF Partners LP, Deep Track Capital, Kalehua Capital, Nantahala Capital, Stonepine Capital Management, and Trails Edge Capital Partners.

X4 expects to use the net proceeds from the financing for continued development towards a potential additional approval of mavorixafor in chronic neutropenia in addition to the commercialization of WHIM.

The securities sold in this financing are being made in a transaction not involving a public offering and have not been registered under the Securities Act of 1933, as amended, and may not be offered or sold in the United States except pursuant to an effective registration statement or an applicable exemption from the registration requirements. X4 has agreed to file a registration statement with the Securities and Exchange Commission registering the resale of the shares of common stock and the shares of its common stock underlying the pre‐funded warrants sold in this financing. 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 other jurisdiction in which such offer, solicitation or sale would ...