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比特幣年化波動率降至 46%,但今年極端行情次數已超過 2018 年熊市

2026-10-10 13:49:01

ChainCatcher 消息,比特幣 2026 年迄今已出現 10 個"3 倍標準差"交易日,超過 2018 年熊市全年的 8 次。儘管比特幣年化波動率已從 2018 年的 84% 降至約 46%,但相對於近期價格波動水平,其極端行情仍頻繁出現。"3 倍標準差"用於衡量價格偏離近期正常波動範圍的程度。數據顯示,比特幣今年此類極端行情的平均漲跌幅約為 7%,低於 2018 年的約 10%。

自 2024 年以來,比特幣的波動率約為 47%,與英偉達相近,但同期比特幣出現 26 個"3 倍標準差"交易日,遠超英偉達的 8 次、標普 500 指數的 16 次和黃金的 12 次。市場人士指出,宏觀衝擊與衍生品市場的槓桿及倉位集中,是極端波動持續出現的重要因素。當投資者大量賣出期權、押注市場維持平靜時,突發消息可能迫使相關倉位集中平倉,進一步放大價格波動。

Deribit CEO Luuk Strijers 表示,傳統風險價值(VaR)模型難以充分衡量極端行情下的尾部風險,投資者應更多關注預期損失(Expected Shortfall)等風險指標。與此同時,機構參與增加、流動性加深及風險管理改善,也在增強市場承受衝擊的能力,但並不意味著極端波動將就此消失。

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