Autologous is expected to remain the largest transplant type, accounting for 62.0% of the Bone Marrow Transplant Market in 2026. Among disease indications, Leukemia leads with a 44.0% share. The competitive landscape includes prominent companies such as Lonza, Thermo Fisher Scientific, and Merck KGaA, alongside Sanofi, StemCyte, Gamida Cell, Bluebird Bio, and FUJIFILM Cellular Dynamics.