Ethereum currently holds approximately 55% of the global stablecoin supply, according to Dune data as of May 2026. Out of a total stablecoin supply of $340 billion, nearly $190 billion is on Ethereum, while Tron hosts about $90 billion. The remaining $60 billion is distributed across other blockchains. Over the past 24 months, the total stablecoin supply has nearly doubled, yet Ethereum's share has remained stable. The data highlights the concentration of stablecoin balances primarily on Ethereum and Tron.