ALKAL.PA Kalray S.A. EURONEXT up 44.21% intraday on 23 Feb 2026: high-volume signals

The ALKAL.PA stock surged to EUR 5.92 on EURONEXT in intraday trade on 23 Feb 2026, rising 44.21% on volume of 990105.00 shares. Traders pushed the price from an open of EUR 4.90 to a day high of EUR 5.92 as average volume jumped to 2.87x. This intraday move makes Kalray S.A. one of today’s high-volume movers in the European semiconductor space.