What is Fixed Yield?
Fixed yield refers to a predetermined return that remains constant regardless of market fluctuations after the initial deposit or purchase. In DeFi, fixed yield strategies allow users to lock in specific returns for a defined period, providing predictability in an otherwise volatile yield environment. This contrasts with variable yields that fluctuate based on protocol activity, market conditions, and other factors.
Fixed yield products have emerged as important tools for risk-averse investors and institutions seeking predictable returns in crypto. They bring stability to DeFi investing, enabling treasury management, liability matching, and conservative yield strategies that were previously impossible in crypto markets.
How it Works
Fixed yield in DeFi is typically achieved through several mechanisms. The most common is yield stripping, where purchasing a principal token at a discount locks in the yield implied by that discount. Buy PT-stETH at 0.96 with 1-year maturity, and you've locked in approximately 4.17% fixed yield regardless of actual stETH rates.
Another mechanism is fixed-rate lending protocols like Notional Finance or Yield Protocol. These use liquidity pools of principal tokens to offer borrowers fixed rates, with lenders receiving the fixed rate for the duration of the loan.
Some protocols offer fixed-yield vaults that manage yield stripping strategies automatically, purchasing PTs to generate fixed returns for depositors without requiring users to understand the underlying mechanics.
The key characteristic of fixed yield is certainty: once locked, the return is guaranteed at maturity assuming no smart contract failures or protocol insolvency. This guarantee comes from the structured nature of the products, not from insurance or backing.
However, fixed yields do have opportunity cost risks. If variable yields rise substantially above your locked rate, you miss out on higher returns. Conversely, if rates fall, your fixed position becomes increasingly attractive. Fixed yield doesn't eliminate risk; it trades yield volatility for rate lock certainty.
Practical Example
A DAO treasury holds 10,000 USDC and needs predictable income. They deposit into a fixed-yield vault offering 6% APY with 1-year maturity. Regardless of whether lending rates rise to 10% or fall to 2% during the year, they will receive exactly 600 USDC in returns at maturity. This predictability helps them budget for operating expenses without worrying about yield fluctuations affecting their financial planning.
Why it Matters
Fixed yield brings traditional finance stability to DeFi, enabling use cases that require predictable cash flows. For treasuries, institutions, and conservative investors, fixed yields provide a path into crypto yield that doesn't require constant rate monitoring or tolerance for volatility. As DeFi matures, fixed-yield products will likely grow in importance for institutional adoption. Fensory compares fixed-yield opportunities across protocols and maturities, helping you find the best guaranteed returns while understanding the opportunity costs relative to current variable rates.