Read More Pharma Industry News Immutep (ASX: IMM) surges 48% on FDA orphan drug designation: Is the STS pivot the new thesis? Immutep (ASX: IMM) jumped 48% after the FDA granted orphan drug status for eftilagimod alfa in soft tissue sarcoma. Here is what the EFTISARC-NEO data means for the investment case. byVenkateshApril 15, 2026