Ethereum Dominates DeFi Lending with 67% Market Share

Ethereum's dominance in DeFi lending has reached new heights, accounting for 67% of all on-chain borrowing activity. According to Messari data, Ethereum and its liquid staking tokens make up this significant share, even as the broader lending market shrinks.

The total outstanding on-chain lending figure sits at roughly $23 billion, a steep drop from the $46 billion highs reached in 2025, representing an approximately 50% decline by May 2026.

Aave remains the dominant venue for DeFi borrowing and a primary driver of Ethereum's outsized market share. Liquid staking tokens, such as stETH from Lido, play a particularly interesting role in this dynamic, allowing borrowers to reduce their net borrowing cost while continuing to earn staking yield.