Core Insights - Biotechnology stocks experienced significant movements in after-hours trading, with several companies reporting strong gains driven by positive trial results and strategic announcements [1] Company Performances - Exicure, Inc. (XCUR) saw a substantial increase of 72.61% to $9.20 after announcing positive Phase 2 trial results for burixafor, achieving a primary endpoint success rate of approximately 90% in multiple myeloma patients [2] - Artiva Biotherapeutics, Inc. (ARTV) rose 10.39% to $3.40 despite a regular session decline, with no new updates reported [3] - iBio, Inc. (IBIO) advanced 8.38% to $1.81, following a significant 39.17% increase during regular trading [3] - Cartesian Therapeutics, Inc. (RNAC) increased by 6.55% to $7.16, recovering from a prior decline [4] - Metagenomi, Inc. (MGX) gained 7.18% to $1.94, with plans to present preclinical data at an upcoming conference [5] - BioAtla, Inc. (BCAB) rose 4.81% to $0.85, despite no new updates [6] - ProMIS Neurosciences, Inc. (PMN) climbed 3.02% to $7.85, following a publication related to Alzheimer's disease biomarkers [7] - DiaMedica Therapeutics Inc. (DMAC) increased by 4.77% to $9.18, with no new announcements [8] - Wave Life Sciences Ltd. (WVE) shares surged 4.97% to $19.44 after a significant 147.26% increase during regular trading, linked to a $250 million public offering [9] - Assembly Biosciences, Inc. (ASMB) gained 5.96% to $37.49, reporting positive interim results from Phase 1b studies of HSV inhibitors [10]