Glioblastoma Multiforme (GBM) Treatment Market: Growth Analysis, Trends, and Future Outlook Market Size The global Glioblastoma Multiforme (GBM) treatment market size was valued at USD 2.97 billion in 2024. It is projected to grow from USD 3.23 billion in 2025 to reach USD 6.24 billion by 2033, at a CAGR of 8.6% during the forecast period (2025–2033). Get Full Report...