Overview
- The Block’s DEX-to-CEX series shows decentralized exchanges accounted for roughly 24% of covered centralized spot volume in July 2026, a peak in that current tracking dashboard.
- That July reading came as absolute DEX turnover fell about 26% month-over-month to roughly $130.8 billion, so the higher share reflects both DEX strength and weaker CEX activity.
- Activity in July was concentrated on lower-cost networks with DefiLlama’s trailing 30-day data listing Solana, BNB Chain, Ethereum and Base as the largest DEX ecosystems and Robinhood Chain adding material early volume after Uniswap deployed multiple versions there.
- DEXs gained ground because they list new tokens faster and operate across many chains, but users face greater direct risks such as wallet security, smart-contract flaws, front-running and fraudulent tokens compared with centralized exchanges that offer fiat rails and customer support.
- Methodology matters: the 24% figure divides top DEX volume by a selected CEX sample and earlier datasets and revisions show different historical peaks, so observers will watch August data to judge whether July represented a durable shift or a temporary spike tied to new launches.