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    什么是沽空交易

    沽空交易（又称「卖空」或「做空」）是一种金融投资策略，适用于投资者预期某只股票或其他资产价格将下跌的情形。通过先高价卖出、后低价买回的方式，从中赚取差价利润。

     

    一、  沽空的基本原理

    核心逻辑：高卖 → 低买 → 赚差价

    但与普通「低买高卖」的做多不同，沽空是先卖后买，且卖出的资产并非自己持有，而是从券商借入的。也就是借用券商的股票高价卖出，然后再低价买入股票归还券商。

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