According to CoinMeta, as reported by Grayscale, the annualized actual volatility of Bitcoin is 43%, which is lower than its ten-year average of 64% and 81% five years ago. The report indicates that Bitcoin's volatility is lower than that of the S&P 500 stocks, which has a volatility of around 19%, reminding us that some well-known stocks have experienced greater price fluctuations than Bitcoin.