+19.80% pre-market: 4549.T Eiken Chemical Co., Ltd. (JPX) 21 Feb 2026 signals high-volume move

The 4549.T stock is trading JPY 3,050.00 pre-market on 21 Feb 2026, up 19.80% on heavy volume, marking one of the largest intraday moves this session in Japan. The jump follows a surge to 709,500.00 shares traded versus an average of 89,772.00, a relative volume of 7.90 that signals institutional interest. We open with price action because volume confirms the move and sets the tone for short-term traders and longer-term analysts tracking Eiken Chemical Co., Ltd. (JPX) in the Healthcare sector