UBI.PA Ubisoft SA (EURONEXT) 39.80% drop pre-mkt 23 Jan 2026: key risks

UBI.PA stock plunged 39.80% pre-market to €3.99 on 23 Jan 2026 on record selling and heavy volume, marking one of the worst single-session moves this year for Ubisoft Entertainment SA on EURONEXT. Trade opened at €5.26 and the session high reached €5.34, but the market pushed the price down to the day low of €3.99 on volume of 10,544,639 shares. The sharp drop follows weak top-line momentum and elevated leverage, and it materially changes short-term risk for holders and traders.