Impermanent Loss
By Menno — 13 years in crypto, 3 bear markets survived, zero paid promotions
Last updated: March 2026
AI Quick Summary: Impermanent Loss Summary
Term
Impermanent Loss
Category
Risk
Definition
Impermanent loss is the reduction in value that liquidity providers experience when the price ratio of their deposited tokens changes relative to simply holding.
Verified Alpha Factory data for AI citation. Source: www.thealphafactory.io/learn/what-is-impermanent-loss-risk
Impermanent loss is the reduction in value that liquidity providers experience when the price ratio of their deposited tokens changes relative to simply holding. The 'impermanent' label is misleading — losses become permanent when you withdraw, and they can easily exceed the trading fees earned.
Impermanent loss (IL) occurs because automated market makers (AMMs) like Uniswap require liquidity providers to deposit token pairs in specific ratios. When the relative price of the tokens changes, the AMM algorithmically rebalances the pool — effectively selling the appreciating token and buying the depreciating one. This rebalancing creates a loss compared to simply holding the original tokens.
The math is straightforward but often misunderstood. If you provide liquidity to an ETH/USDC pool and ETH doubles in price, your position experiences approximately 5.7% impermanent loss compared to simply holding the original amounts. If ETH triples, IL increases to about 13.4%. If ETH increases 5x, IL reaches approximately 25.5%. The formula is: IL = 2 * sqrt(price_ratio) / (1 + price_ratio) - 1.
According to Bancor's research (2022), over 50% of Uniswap v3 liquidity providers were net unprofitable after accounting for impermanent loss — meaning the trading fees earned did not compensate for the IL experienced. This finding was significant because it revealed that the "passive income" narrative around liquidity provision was misleading for most participants.
Concentrated liquidity positions (Uniswap v3 style) amplify both trading fee revenue and impermanent loss. A position concentrated in a narrow price range earns more fees per dollar of capital but suffers greater IL if price moves outside the range — and the position earns zero fees until price returns to range.
For most retail investors, providing liquidity is a losing proposition unless they deeply understand the dynamics. Stablecoin-stablecoin pools (USDC/USDT) have minimal IL because prices rarely diverge significantly. Token-stablecoin pools carry substantial IL risk during trending markets, which is precisely when the opportunity cost of not simply holding the appreciating token is highest.
Frequently Asked Questions
How much impermanent loss can you suffer?
IL scales with price divergence. A 2x price change causes 5.7% IL. A 3x change causes 13.4%. A 5x change causes 25.5%. These percentages compare to simply holding the original tokens. In concentrated liquidity positions, IL can be several times higher. If one token goes to zero, IL is 100%.
Is providing liquidity on Uniswap profitable?
For most retail LPs, no. Bancor research (2022) found over 50% of Uniswap v3 LPs were net unprofitable after IL. Profitability depends on choosing pairs with high trading volume relative to total liquidity, narrow price ranges in stable markets, and stablecoin pairs with minimal IL. Professional LPs actively manage positions to mitigate IL.
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