CoinMeta data: According to grayscale ( Grayscale ) research, the realized annualized volatility of Bitcoin over the past year has dropped to 43%, which is significantly lower than its average level of 64% over the past 10 years and 81% five years ago. As of October 6, 2026, Bitcoin's annualized volatility is even lower than that of components of the S&P 500 index, which is around 19%. The data shows that the stock price volatility of some large listed companies is significantly higher than that of Bitcoin; for example, Coinbase is about 70%, SanDisk ( Sandisk ) is about 110%, while Amazon and JPMorgan Chase are around 31% and 20% respectively.