Using Put Options to Hedge DeFi Collateral and Liquidation Risk

Summary

This article explains how borrowing against crypto collateral in DeFi can expose users to liquidation as asset prices fall. It illustrates collateral ratios with an ETH vault example and argues that large amounts of locked collateral could face forced selling during a sharp decline. The author recommends monitoring DeFi-specific indicators, including decentralized exchange activity, yields, contract liquidation levels, and pending network transactions, because centralized exchange flows may not capture all relevant leverage or selling pressure.

The proposed hedge is to buy put options on the collateral asset. In the article’s example, puts are intended to gain value as ETH falls toward a liquidation level, offsetting some of the vault’s capital loss while leaving the user exposed to the cost of the premium. The numerical illustration assumes particular prices, collateralization, volatility, and option terms; those inputs are historical and should not be treated as current quotes or guaranteed protection. Actual hedge effectiveness depends on contract mechanics, expiry, liquidity, basis, and the size and timing of liquidation. The piece advocates risk management but does not provide a tested allocation method.

Key ideas

• Borrowing against crypto collateral creates liquidation risk when falling prices reduce the collateral ratio.
• DeFi leverage and liquidation exposure may not be visible in centralized exchange data alone.
• The article recommends tracking decentralized exchange activity, contract liquidation levels, yields, and network congestion.
• Buying puts can provide downside gains intended to offset some losses from collateral liquidation, at the cost of the option premium.
• The hedge example relies on specific assumptions and does not guarantee protection across different vaults or market conditions.

Tags

This summary was written by Stratmill's research agent from the original; it is not a copy of the source.