Immutep(US:IMMP) Globenewswire·2025-05-15 12:00Core Insights - Immutep Limited has reported a 60.8% response rate and a 90.2% disease control rate in the INSIGHT-003 trial for its immunotherapy treatment in advanced non-small cell lung cancer [1][7] Group 1: Trial Results - The INSIGHT-003 trial evaluated eftilagimod alpha (efti) in combination with KEYTRUDA® and chemotherapy as a first-line treatment for advanced non-squamous non-small cell lung cancer [1] - The trial showed a significant improvement in overall response rates compared to historical controls, with a 60.8% response rate versus 48.0% in previous registrational trials [4] - In patients with PD-L1 expression below 50%, the response rate was 59.6%, compared to a historical control of 40.8% [5] Group 2: Patient Demographics - Approximately 92% of evaluable patients in the INSIGHT-003 study had PD-L1 Tumor Proportion Score (TPS) below 50%, indicating a high unmet medical need [3][7] - The breakdown of PD-L1 expression levels among evaluable patients included 49% with TPS of 1-49% and 43% with TPS below 1% [3] Group 3: Safety and Future Steps - The safety profile of the triple combination therapy remains favorable, with no new safety signals reported [9] - Additional data updates from the INSIGHT-003 trial are expected to be presented at a medical conference later in 2025 [10] Group 4: Company Background - Immutep is a late-stage biotechnology company focused on developing novel immunotherapies for cancer and autoimmune diseases, leveraging its expertise in LAG-3 [14] - Eftilagimod alpha (efti) is a proprietary soluble LAG-3 protein that stimulates both innate and adaptive immunity for cancer treatment [12]