Down 17.20% pre-market: Okamoto (6125.T) JPX 13 Feb 2026: watch JPY 4,360

The 6125.T stock plunged 17.20% pre-market to JPY 4,430.00 on 13 Feb 2026, following weaker-than-expected nine-month results and heavy selling. The move came on volume 279,100.00, more than ten times the average of 26,322.00, and pushed price toward the day low of JPY 4,360.00. We examine drivers, valuation, technical levels and what the Meyka AI grade and forecast imply for tactical traders on JPX in Japan.