Abstract Atypical meningiomas (CNS WHO grade 2) show an intermediate risk of recurrence/progression, and molecular parameters informing management following gross total resection (GTR) remain to be established. We performed comprehensive genomic analysis in 63 patients who underwent GTR atypical meningioma. Median age was 59.8 years, 41 (65.1%) were female, 8/62 (12.9%) radiation therapy resect...