4564.T OncoTherapy Science (JPX) falls to JPY 22.00 Jan 14, 2026: Earnings ahead

4564.T stock fell -8.33% to JPY 22.00 on 14 Jan 2026, making it one of the JPX’s most active names by volume today. Trading volume hit 35,304,800.00 shares against an average of 58,329,469.00, reflecting heavy intraday flows as traders reposition ahead of a scheduled earnings announcement on 2026-01-30. The move ties directly to clinical development headlines and valuation re-rating in the Healthcare sector in Japan.