今日，D-Wave Quantum 的股票出现明显上涨，伴随放大的成交量与较强的价格波动。机构投资者持续增加敷设头寸，同时公司管理层却在大规模兑现持股。这一矛盾信号的含义值得市场关注。

TOKYO, Dec. 26 (Xinhua) -- Tokyo stocks ended higher Friday, boosted by investors buying to secure dividend rights from companies with a business year ending in December. The benchmark Nikkei stock ...