VisionSys AI (0T8B.F) down 37.50% to €0.05 on 02 Jan 2026 after hours: valuation and liquidity questions ahead

0T8B.F stock fell 37.50% to €0.05 in after-hours trading on 02 Jan 2026, making VisionSys AI, Inc. one of XETRA’s largest losers by percentage. The move followed thin intraday volume of 410 shares versus an average volume of 38 shares, a relative volume of 10.79. At €0.05 the stock sits at its 52-week low while the company remains volatile versus its 50-day average price of €40.11 and 200-day average of €54.80. This note explains drivers, balance-sheet risks, technical readings and our forecast comparison for German XETRA investors.