ALMAR.PA Mare Nostrum SA on EURONEXT: +19.84% intraday to €0.59 : heavy volume signals short-term interest

ALMAR.PA stock jumps 19.84% intraday to €0.59 on EURONEXT on 20 Jan 2026. The move follows active trading with 17,084 shares changing hands, well above the 5,761 average. Today’s gap from the open €0.52 and previous close €0.49 flags short-term momentum. We focus on why volume spiked, what fundamentals say, and which catalysts can sustain this rally. Meyka AI provides this intraday, high-volume mover analysis using live market data and model forecasts.