智通财经网·2025-10-30 23:02Group 1 - The core point of the news is that Inhibrx Biosciences, Inc. has reported positive primary results from the ChonDRAgon clinical study, which evaluated the efficacy of ozekibart (INBRX-109) in patients with advanced or metastatic, unresectable chondrosarcoma compared to a placebo [1] - Based on the positive results, Inhibrx plans to submit a marketing application for ozekibart for chondrosarcoma to U.S. regulatory authorities by the end of June 2026 [1] - Ozekibart is the first investigational drug to significantly improve progression-free survival (PFS) in chondrosarcoma patients in a randomized controlled trial, addressing a significant unmet medical need as there are currently no approved systemic treatment options for this disease [1] Group 2 - In addition to the registration clinical trial, Inhibrx is advancing an expanded cohort to evaluate ozekibart in combination with irinotecan for the treatment of Ewing sarcoma and colorectal cancer [2] - Early results from this expanded cohort show encouraging signals, supporting further exploration of ozekibart's potential in these difficult-to-treat tumors with unmet medical needs [2]