1514.T Sumiseki Holdings JPX up 16.42% intraday 28 Jan 2026: volume surge may extend gains

1514.T stock surged 16.42% intraday to JPY 709.00 on 28 Jan 2026 after a heavy volume spike. Volume reached 1,863,600.00 shares versus a 50-day average of 328,538.00, flagging the name as a high-volume mover on the JPX. Traders are watching whether the rally reflects renewed coal demand or short-term momentum. We present price action, valuation, a Meyka grade and a model forecast to help frame trading and investment choices