CoinMeta Data: According to cryptorank data, in September 2026, the total transaction fees for the DEX protocol reached 539 million US dollars, setting a new high for the year, surpassing the 306 million US dollars in August. The cumulative transaction fees for the third quarter were approximately 1.04 billion US dollars, representing a growth of about 130% compared to the second quarter, and were roughly on par with the level of the fourth quarter of 2025. Among them, Uniswap ranked first with transaction fees of about 259 million US dollars, followed by Pons and Flap with about 189 million US dollars and 119 million US dollars respectively, accounting for approximately 54% of the quarterly transaction fees between the top three protocols.