On the other hand, if you see the company losing market share to competitors that could be a sign of long-term weakness and likely a reason to sell.

相反，如果你看到该公司的市场份额被竞争对手夺走，那就可能是一个长期走弱的信号，很可能就是一个卖出的理由。

youdao

While it was once thought that firms like PaineWebber would sell out of weakness, the American firm dealt from strength, Hayes says.

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The sell off came on high volume and persisted all day, giving me an indication that many bulls were in fact in the name ahead of a break higher, and were caught off guard forced to sell into the weakness.

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It is not time consuming to have GTC limit orders to buy on weakness or to sell on strength each member of your portfolio.

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