ALSEN.PA Sensorion SA +22.06% pre-market 29 Jan 2026: Sanofi €60.00M backs trials

ALSEN.PA stock leads pre-market gainers on 29 Jan 2026, jumping 22.06% to €0.343 after a Sanofi-led financing headline. The move pushed volume to 10,761,676 shares versus a 50-day average of 712,589, showing heavy buying interest. Traders in Europe on EURONEXT priced the move into Sensorion SA on renewed funding for its gene therapy pipeline. Meyka AI flags the Sanofi partnership as the immediate catalyst for today’s top-gainer status.