PANews October 10 news, according to CoinDesk analysis, Bitcoin has seen 10 "3-sigma" extreme volatility days so far in 2026 (single-day gains or losses reaching more than three times the 30-day realized volatility), exceeding the 8 such days in all of 2018; however, this year's annualized volatility is about 46%, far below about 84% in 2018, and the average magnitude of extreme volatility has also dropped from about 10% to about 7%. Since 2024, Bitcoin has had 26 3-sigma volatility days, higher than Nvidia, the S&P 500, and gold.
Bitcoin's overall volatility has plummeted, yet extreme single-day swings are more frequent than in 2018.
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