Response to Carfilzomib Therapy Response category %* All patients (n=257) Patients with baseline PN (n=202) Complete response (CR) 0.4 Very good partial response (VGPR) 5.1 Partial response (PR) 18.7 18.3 Minimal response (MR) 10.1 10 Stable disease (SD) 34.6 28.2 Progressive disease (PD) 26.8 33.1 Not Evaluable by IRC 4.4 5 Overall response rate (ORR) 24.1 23.7 Clinical benefit response (CBR=ORR + MR) 34.2 33.7 *Responses as assessed by the Independent Response Committee (IRC) PN= peripheral neuropathy 985