6541.T Grace Technology JPX after-hours up 5.88% 16 Jan 2026: watch JPY 15.00 support

The 6541.T stock closed after-hours at JPY 18.00, up 5.88% on heavy trading on 16 Jan 2026. Volume reached 7,602,800 shares, slightly above the 50-day average. This high-volume move on the JPX session followed a morning range between JPY 15.00 and JPY 19.00, and reflects a sharp re-rating away from multi-month averages.