0T8B.F VisionSys AI XETRA down 37.5% pre-market 26 Feb 2026: watch €0.05 support

0T8B.F stock plunged 37.5% in pre-market trading on 26 Feb 2026, falling to €0.05 on XETRA after an earnings update and thin liquidity. Volume jumped to 410 shares versus an average of 38.00, signalling outsized flows into a micro‑cap. The move makes VisionSys AI Inc. (0T8B.F) one of today’s top losers in Germany. Traders should note the equity now trades far below its 50‑day average of €40.11 and faces immediate support at €0.05.