According to BlockBeats, on August 26, the BitVol Index, launched by financial index company T3 Index and options trading platform LedgerX, rose to 57.98, a single-day drop of 0.02%.

The BitVol Index measures the 30-day expected implied volatility derived from the prices of tradable Bitcoin options. Implied volatility is the volatility implied by actual option prices.

The implied volatility uses the B-S option pricing formula to substitute the actual option price and other parameters into the formula to infer the volatility, which represents the market participants' views and expectations on the future market.