在此着重探讨开盘集合竞价的特点及其参考意义。
连续竞价,只要未成交即可撤单;难免出现假大单(买方意愿不强或实力不济),比如巨额大单拉高股价封涨停板,然后马上撤单(未成交部分),股价随之回落。
集合竞价(9点20之后)不能撤单。具有一定的参考价值。
9点15到9点20,买卖报单可以撤销;9点20到25,不能撤单。
如果大额买单坚守不撤,表明主力做多意愿强。可以看多。
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典型反例,彰显炒股风险
以上为个人意见,请谨慎参考。