stUSDS is a staked derivative of the USDS stablecoin deployed on Base at address 0x99cd4ec3f88a45940936f469e4bb72a2a701eeb9. It functions as a yield-bearing token that likely accrues interest from underlying lending or money market protocols while maintaining a peg to USDS.
Current on-chain activity is limited to a Pendle market on Ethereum maturing in June 2026 with an implied APY of ~4.96%, while no native Aerodrome pools or vote-market participation were detected on Base. Contract details such as decimals and official issuer attribution remain unverified in the provided data.