爲什麼一隻股票無成交,但股價都有升跌?

If someone put an request to sell , but nobody wants to buy , the price will fall but no transaction is made. In the same token, if someone request to buy and no one is selling, the price will rise.

wypau 的說法是非常切實了。

我是同意的。

因為有一d消息令佢受到影響