Overall response rate was 2% (1/44 evaluable); 77% of patients had a best response of stable disease. In ovarian cancer patients, the clinical benefit rate at 120 days was 40%, including patients with previous PARPi treatment; 19% of patients had ≥50% reduction in CA-125 levels....Elimusertib demonstrated clinical benefit in heavily pretreated gynecologic cancers with DDR defects.