BKX.SI Yongmao (SES) after hours volume 2,400 on 23 Mar 2026: Monitor 0.90 SGD upside

A sharp after-hours volume spike pushed trading on BKX.SI stock to 2,400 shares on 23 Mar 2026 while the last traded price held at S$0.745. The surge lifted relative volume to 41.38x the 50-day average and came with a wide intraday range from S$0.46 to S$0.75. For active traders using a volume spike strategy, this move flags a liquidity event on the Singapore Exchange (SES) that could lead to larger moves when regular trading resumes. We examine drivers, valuations, technicals, and short-term price targets to frame a trade-ready outlook.