4basebio trades 0.95 percent higher on Wednesday 28th of October4basebio shares rise 0.95%, trading at GBX 530, as the London biotech firm advances gene‑therapy nanoparticle research.4BASEBIO PLCUnited Kingdom Health Care Pharmaceuticals, Biotechnology & Life Sciences AI generated Jake Connors 28/10/2026, 05:33 2 minutes to read