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X4 Pharmaceuticals Reports First Quarter Financial Results and Provides Corporate Update
Company continues to make significant clinical progress with lead candidate mavorixafor across multiple rare disease indications Enrollment update on Phase 3

About this update from X4 Pharmaceuticals, Inc.
[{"type":"text","content":"Company continues to make significant clinical progress with lead candidate mavorixafor across multiple rare disease indications Enrollment update on Phase 3 WHIM trial expected in mid-2021 Initial data from ongoing Phase 1b trial in Waldenström’s macroglobulinemia to be presented at EHA Meeting in June 2021 Conference call today at 8:30 a.m. ET BOSTON, May 06, 2021 (GLOBE NEWSWIRE) -- X4 Pharmaceuticals, Inc. (Nasdaq: XFOR), a leader in the discovery and development of novel therapies targeting diseases resulting from dysfunction of the CXCR4 pathway, today reported financial results for the first quarter ended March 31, 2021. The company also provided an update on its lead product candidate, mavorixafor, a novel small molecule currently being evaluated in a Phase 3 clinical trial (4WHIM) for patients with WHIM (warts, hypogammaglobulinemia, infections, and myelokathexis) syndrome and in two Phase 1b trials for patients with Waldenström’s macroglobulinemia and Severe Congenital Neutropenia (SCN), respectively. “We are excited by the strong progress we have achieved to date in 2021 in the development of mavorixafor across multiple rare disease indications,” said Paula Ragan, Ph.D., President and Chief Executive Officer of X4 Pharmaceuticals. “In addition, we recently completed an at-the-market PIPE financing that provided $55 million in gross proceeds to the company. We believe that the significant level of new and existing investor interest demonstrates confidence in the clinical and commercial potential of mavorixafor while also extending our expected cash runway into late 2022, as well as supporting our additional pipeline programs. We look forward to continuing to report both clinical enrollment and data milestones throughout the rest of 2021 and beyond.” Recent Highlights Mavorixafor Phase 1b Data in Waldenström’s to be Presented at EHA 2021. X4 has received notification of acceptance of an abstract for a poster presentation at this year’s annual congress of the European Hematology Association (EHA), taking place virtually from June 9-17, 2021. The abstract and poster will include initial clinical safety and efficacy data from the ongoing Phase 1b clinical trial of mavorixafor in combination with ibrutinib in the treatment of a subset of Waldenström’s macroglobulinemia patients with mutations to both the MYD88 and CXCR4 gen...