Median prior lines of therapy was 3 (range 2–12), 18 (38%) pts received prior lenalidomide–based therapy, 7 (15%) pts received prior chimeric antigen receptor T-cell therapy (CAR-T), and 4 (9%) received prior CD20 TCE therapy. The exposure-response analysis supports the target dose of 7.2 mg. Further studies of AZD0486 are planned as monotherapy and in combination regimens.