BTC突破7万美元:30亿美元空单被清算,行情为何突然加速?

CoindeskPublished on 2026-08-20Last updated on 2026-08-20

Abstract

BTC结束六周横盘,一度升破7.2万美元。美债回购、ETF资金回流与空头挤压共同推高价格,但美债收益率反弹和杠杆快速重建,也给后续行情留下变数。

8月20日,比特币冲破7万美元后继续上探,盘中最高触及72,344美元,随后回落至71,500美元附近,日内涨幅仍约11%。这是BTC自6月初以来首次重新站上7万美元,市值也回到1.4万亿美元以上。

这轮上涨来得很快,但并非毫无铺垫。自7月8日起,BTC大部分时间被压在62,000至66,900美元之间。六周横盘让波动率降至多年低位,不少交易者开始习惯在区间上沿做空。结果,65,000至67,000美元一带积累了密集的空单清算价。

只要价格越过这一区域,原本押注下跌的仓位就会被强制平仓。平空本身需要买入BTC,买盘又继续推高价格,最终形成连续挤压。

美债市场先点燃了行情

直接催化剂来自美国财政部。

美国财政部长Scott Bessent宣布,财政部将至少把长期国债回购规模扩大一倍,增至40亿美元。消息发布后,30年期美债收益率从5.337%的高位迅速回落,风险资产随之反弹。

BTC突破区间上沿后,大约30亿美元的加密空单在24小时内被清算。其中BTC空单约占16.7亿美元,ETH约占11.4亿美元;超过10亿美元的仓位集中在一小时内出清。

这也解释了为什么行情不是缓慢爬升,而是在很短时间内突然拉高。前半段有流动性改善的推动,突破之后则是空头被迫买回。

特朗普随后在白宫活动中敦促国会推进《数字资产市场清晰法案》(CLARITY Act),政策预期给已经启动的行情又添了一把火。参议院银行委员会主席Tim Scott表示,该法案有机会在9月取得进展,相关程序性投票暂定于9月15日举行。

ETF买盘这次没有缺席

杠杆清算能把价格推得很快,但只靠空头回补,行情通常很难走远。这次值得留意的是,现货资金也在进场。

SoSoValue数据显示,8月19日美国现货比特币ETF净流入5.17亿美元,是5月初以来最大单日流入;现货以太坊ETF同日净流入1.89亿美元,创2025年10月以来新高。

期货市场也出现了一个相对积极的信号。BTC资金费率仍在0.0101%左右,并未随着价格上涨立即飙升;现货买盘对行情的带动强于期货杠杆。

不过,一天的大额流入还不能证明机构资金已经持续回归。接下来两三个交易日的ETF数据,比单日数字更能说明这次突破是否站得稳。

7万美元站上了,风险也在重新累积

行情突破后,加密市场总未平仓合约增加9.11%,达到1,312.5亿美元。BTC未平仓合约升至234亿美元,ETH升至132亿美元。

这意味着旧空单刚被清掉,新杠杆已经开始进场。价格如果继续上涨,这些仓位可以放大趋势;一旦BTC重新跌回突破区间,新增多单也可能变成下一批被清算的对象。

美债市场同样出现反复。BTC触及7.2万美元后,30年期美债收益率反弹至5.24%,10年期收益率也重新回到4.70%附近。前一天帮助风险资产上涨的流动性因素,并没有完全稳定下来。

市场资金目前仍集中在头部资产。BTC市占率升至59.2%,山寨季指数反而从44降至36。BTC突破7万美元,不等于所有小币都会同步进入上涨周期。

接下来,市场会检验这次突破的成色

66,600至66,900美元原本是六周横盘区间的上沿,现在成了重要的回踩观察区域。只要价格保持在这一区域上方,突破结构仍在;如果ETF资金快速转为流出,同时美债收益率继续回升,BTC重新测试原区间的可能性也会增加。

7万美元当然是一个醒目的整数关口,但真正推动这次行情的,是现货资金、美债流动性和空头仓位同时发生变化。价格已经先走了一大段,追高杠杆买入的人,承担的不只是BTC波动,也包括空头挤压结束后买盘降温的风险。

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