CoinGlass data showed Deribit held 49.3% of first-half BTC and ETH options trading, while its monthly share declined and Bybit led Ethereum-linked volume.
Deribit led the crypto options market in the first half of 2026, accounting for 49.3% of the roughly $864.6 billion in Bitcoin and Ethereum options volume tracked across five major exchanges by CoinGlass, amounting to about $425.9 billion. Bybit held a 22.3% share, ahead of Binance at 13.4% and OKX at 13.3%, with those four venues controlling more than 98% of the market. Deribit's monthly share fell to 41.8% from 56.3% in January, while Bybit overtook it in ETH options trading volume, showing that overall market leadership and Ethereum-specific leadership diverged during the period.