Binance's market share dropped from 54.2% to 48.7% following CEO Changpeng Zhao's exit, as reported by TokenInsight. OKX and Bybit gained, rising to 15.7% and 11.6% market shares respectively. Despite challenges, Binance maintained its lead in crypto exchanges, with only a 5% year-end decline. Derivatives market dominance also shifted, with Binance, OKX, and Bybit as key players. Decentralized exchanges like Orca and PancakeSwap showed growth, with DEX contributing 2.83% to total trading volume.