Core Insights - Several biotech companies experienced significant after-hours stock gains due to clinical trial updates, funding announcements, and upcoming product showcases Group 1: Prime Medicine Inc. (PRME) - Shares rose 8.14% in after-hours trading, reaching $5.05 after a regular session close of $4.67, which was up 16.46% [2] - The company reported a narrowed net loss of $52.6 million or $0.41 per share on revenue of $1.12 million, highlighting early clinical data from its CGD program [3] - Upcoming catalysts include planned IND filings for Wilson's Disease and Alpha-1 Antitrypsin Deficiency in 2026, with initial clinical data expected in 2027 [4] Group 2: Meihua International Medical Technologies Co. Ltd. (MHUA) - Shares increased by 7.55% in after-hours trading, reaching $0.4444 after a regular session close of $0.4132, which was down 2.62% [4] - The company is set to report its quarterly earnings on September 18, 2025 [5] Group 3: Elutia Inc. (ELUT) - Shares rose 10.17% in after-hours trading, reaching $1.30 after closing at $1.18, which was down 3.28% [5] - Elutia announced clinical data showing its biologic envelopes significantly ease reoperations for cardiac implantable electronic devices, reducing procedural difficulty by over 40% [6] - The company will exhibit its EluPro antibiotic-eluting BioEnvelope at the Vizient Innovative Technology Exchange on September 17, 2025 [6] Group 4: Aligos Therapeutics Inc. (ALGS) - Shares increased by 2.79% in after-hours trading, reaching $9.20 after closing at $8.95, which was down 4.48% [7] - Aligos presented six preclinical studies at the 2025 International HBV Meeting, including new data on its capsid assembly modulator and a novel ASO strategy targeting hepatitis delta virus [8] - Upcoming catalysts include continued enrollment and data updates from the B-SUPREME study and a scheduled earnings report on November 5, 2025 [9] Group 5: Bionano Genomics Inc. (BNGO) - Shares fell 35.74% to $1.78 before rebounding 6.74% in after-hours trading to $1.90 [10] - The decline followed a $10 million public offering priced at $2.00 per share, expected to close around September 17, 2025 [11] - Bionano plans to use the funds for working capital and general corporate purposes, with recent publications highlighting the utility of its Optical Genome Mapping in cancer biomarker analysis [11] Group 6: Cognition Therapeutics Inc. (CGTX) - Shares climbed 6.21% in after-hours trading, reaching $1.71 after closing at $1.61, which was up 4.55% [12] - The company’s lead candidate, zervimesine, reached 75% enrollment in its Phase 2 START study for early Alzheimer's disease, backed by the National Institute on Aging [13] - Cognition recently closed a $30 million registered direct offering to support Phase 3 development [13]