Price +28.81% to JPY 1,632 on 28 Jan 2026: JTEC (3446.T) JPX sees high volume

The 3446.T stock surged 28.81% to JPY 1,632.00 on 28 Jan 2026 on JPX, driven by a volume spike of 1,598,500.00 shares versus an average of 54,588.00. The jump took the stock close to its year high of JPY 1,695.00 and followed an intraday range of JPY 1,406.00–1,632.00. Traders cited positioning ahead of the company’s earnings date and renewed interest in its X‑ray mirror and automated cell culture businesses. Meyka AI flags the move as a high-volume momentum event worth short-term monitoring.