8121.HK down 10.59% to HK$0.76 on 06 Jan 2026: volume flags short-term risk

At market close on 06 Jan 2026 the 8121.HK stock slid to HK$0.76, down -10.59% on the HKSE in Hong Kong after a spike in selling. The move came on 30,100 shares versus a 50-day average of 17,627 shares, signalling thinner liquidity and heavier intraday flows. Today’s drop amplifies short-term downside risk for the small-cap advertising agency as traders react to sector rotation and micro-cap volatility.