“Buy the rumor, sell the news” describes the habit of a stock rising in expectation of an event and falling once the event actually happens. The anticipation is priced in; the reality adds nothing new.
「传闻时买入、兑现时卖出」
| Move变动 | Where it appeared出现位置 | What it means这句话在说什么 |
|---|---|---|
| — | Apple's new CEO moves to overhaul the company to run faster and leaner 「传闻时买入、兑现时卖出」 · 第 4 张术语卡 | Apple's stock “followed the keynote with the typical buy-the-rumor, sell-the-news drop” — investors had already bought the Sept. 9 launch in advance. 这是理解「为什么好消息出来股价反而跌」的钥匙：股价反映的是预期差，而不是事实好坏。苹果的新品发布会是教科书案例 —— 发布会之前各种爆料已经把参数「剧透」完了，所以发布会当天往往收跌。要判断一次利空/利多，正确的问法不是「这件事好还是坏」，而是「这件事比市场原本以为的更好还是更差」。这也是为什么同一份财报，有时涨有时跌。 |