Big Tree Cloud Surges 48% Intraday on Heavy VolumeUS Stock Market UpdateJul 2, 2026 at 08:41 AMBig Tree Cloud(DSY.US) 盘中涨超 48%,现报4.29美元。该股触发盘中 5 分钟急涨信号,短期波动显著。消息面暂无明显驱动。