Staked USDe

by Ethena Labs

Current APY
3.78%
30d Avg APY
4.14%
90d Avg APY
3.67%
TVL
$1886.0M

What is sUSDe?

sUSDe is the staked version of USDe, Ethena's synthetic dollar. When you stake USDe in the sUSDe contract, you earn yield generated by Ethena's delta-neutral strategy. sUSDe is an ERC-4626 vault token whose value increases relative to USDe over time as protocol revenue accrues. Since its launch in late 2023, sUSDe has become one of the highest-yielding stablecoin options in DeFi.

How does sUSDe generate yield?

Ethena's yield comes from two sources combined in a delta-neutral strategy. First, staked ETH (like stETH) provides Ethereum staking rewards. Second, Ethena opens short ETH perpetual futures positions on centralized exchanges to hedge the ETH exposure, and these short positions typically earn positive funding rates, meaning traders who are long pay a fee to those who are short. The combination of staking yield plus funding rate income is passed to sUSDe holders. During periods of high bullish sentiment, funding rates spike and sUSDe yields can be exceptionally high. However, funding rates can turn negative during bearish conditions.

Who issues USDe and sUSDe?

USDe is issued by Ethena Labs, a venture-backed company that launched in 2023. Ethena raised significant funding from top crypto VCs and has grown USDe to become one of the largest stablecoins by market cap. The protocol uses a centralized custodian model, assets are held at exchanges via off-exchange settlement providers like Copper and Ceffu, which allow Ethena to earn yield without directly exposing funds to exchange custody risk.

Risk profile

sUSDe carries a unique risk profile that differs from traditional overcollateralized stablecoins. The primary risk is funding rate risk: if perpetual futures funding rates turn negative for extended periods, Ethena's reserve fund would need to cover the costs, and if depleted, yields could turn negative or USDe could face redemption pressure. Custodial risk is also significant, the strategy depends on centralized exchanges remaining solvent and operational. Smart contract risk exists but is partially mitigated by audits from multiple firms. The reliance on centralized infrastructure makes sUSDe fundamentally different from fully decentralized alternatives.

Peg and redemption

USDe maintains its peg through arbitrage: authorized participants can mint USDe by depositing stETH and redeem USDe for the underlying collateral. The sUSDe contract has a 7-day unstaking cooldown period for withdrawals. For instant liquidity, sUSDe can be swapped on DEXs like Curve, though slippage may apply for large amounts. The peg has been stable since launch, though brief deviations have occurred during market stress events.

Key Risk Factors

  • Funding rate risk, perpetual futures funding can turn negative in bear markets
  • Custodial risk, relies on centralized exchange infrastructure for the futures leg
  • Smart contract risk in the USDe minting and sUSDe staking contracts
  • USDe depeg risk if the delta-neutral strategy breaks down

How to Get sUSDe

  • Ethena app (ethena.fi), 7-day unstaking cooldown
  • Secondary market swaps on DEXs (instant, may have slippage)
  • Stable Yields interface (0.1% Enso routing fee)

Details

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