564-share volume spike: Sonagi SNG.LS EURONEXT 21 Jan 2026 shows trader interest

SNG.LS stock jumped into focus intraday on 21 Jan 2026 after a volume spike of 564 shares on EURONEXT while trading at €1.16. The trade printed a day low €1.14 and day high €1.17, with relative volume at 564.0x the average. We track this as a volume-driven signal for short-term traders and analysts. This note summarises the intraday flow, core fundamentals, valuation metrics and a short-term forecast for Sonagi, S.G.P.S., S.A. on the Europe market.