WuBlockchain data show that derivatives trading volume across 12 major crypto exchanges reached $3.84 trillion in September 2026, up 9.4% from August. Binance led with $1.78 trillion (46.5% market share), followed by OKX at $698.8 billion (18.2%) and Bybit at $405.6 billion (10.6%). The top three exchanges accounted for 75.3% of total volume, up from 74.7% in August. The futures-to-spot trading volume ratio fell to 5.51x from 6.87x, a 19.8% decrease.