Biopharma Transcript

X4 Pharmaceuticals, Inc XFOR

Nasdaq · Phase 3 · hematology · small molecule · EDGAR · Updated Oct 24, 2026

X4 Pharmaceuticals, Inc (Nasdaq: XFOR) is a hematology drug developer. Its lead program, Mavorixafor (4WARD trial), is in Phase 3 for chronic neutropenia (congenital, acquired primary autoimmune, idiopathic) with recurrent/serious infections. Its next catalyst on record is Mavorixafor 4WARD: Top-line data (H2 2027).

Upcoming catalysts

No catalyst is dated to the next 30 days or to an FDA action date.

Next further out: Mavorixafor 4WARD — Top-line data (H2 2027). 1 catalyst on record beyond the next 30 days; subscribers see each with its filing sentence.

Pipeline

ProgramIndicationModalityStage
XOLREMDI (mavorixafor)WHIM syndrome (12 years and older)small moleculeApproved
Mavorixafor - 4WARD pivotal Phase 3chronic neutropeniasmall moleculePhase 3

For subscribers

Other phase 3 hematology companies