Updated 2026-09-11
Key takeaways
- Impermanent loss is a guaranteed mathematical consequence of how AMM pools reprice, not a fee, hack, or malfunction.
- It's only realized if you withdraw while prices have diverged — but prices rarely return exactly to the deposit point in practice.
- The real question isn't whether impermanent loss will happen, but whether your fee income will exceed it over your holding period.
- Concentrated-liquidity ranges increase fee income per dollar but also increase effective impermanent loss if price moves outside the range.
- Pairs where both assets tend to move together reduce divergence and therefore reduce impermanent loss.
Impermanent loss is a guaranteed mathematical consequence of how AMM pools reprice, not a fee, a hack, or a sign anything went wrong. It’s the most commonly misunderstood cost of providing liquidity, and understanding it changes which pools are actually worth entering.
What’s actually happening
When you provide liquidity to a two-asset pool, you deposit both assets in a ratio the pool determines. As traders swap against the pool, the pool’s internal ratio shifts to reflect the new market price — which means the pool is, in effect, automatically selling the asset that’s going up in price and buying the one going down, relative to what you’d have if you’d simply held both assets separately.
The “impermanent” part refers to the fact that if prices return to where they were when you deposited, the loss disappears — it’s only realized if you withdraw while prices have diverged. In practice, prices rarely return exactly to the deposit point, so a lot of “impermanent” loss ends up fairly permanent.
A simple way to think about it
The more the price of the two assets in a pool diverges from each other after you deposit, the larger the impermanent loss relative to just holding both assets. A stablecoin-to-stablecoin pool has very little divergence risk and correspondingly little impermanent loss. A volatile token paired against SOL or a stablecoin can diverge significantly, and the impermanent loss can be substantial.
Weighing it against fee income
Impermanent loss isn’t automatically a reason to avoid providing liquidity — the trading fees (and any additional incentive rewards) you earn can outweigh it, especially for pairs with high trading volume relative to the pool’s size. The question to ask isn’t “will there be impermanent loss” (there almost always will be, to some degree, in a volatile pair) but “will my fee income exceed it over the period I plan to provide liquidity.”
Concentrated liquidity changes the math
On CLMM-style pools (used by Raydium, Orca, and Meteora), concentrating your capital in a narrower price range increases your fee income per dollar deployed, but also increases your effective impermanent loss if the price moves outside that range — you’re more exposed per dollar in both directions. Wider ranges are more passive and lower-risk; narrower ranges require more active management.
Reducing your exposure
- Prefer pairs where both assets tend to move together (correlated assets), which reduces divergence.
- Use wider ranges on concentrated-liquidity pools if you don’t plan to actively manage the position.
- Factor in the price of the reward token, not just the base pair, if a farm offers incentive emissions on top of trading fees.
See our Solana DEX complete guide and yield farming guide for how this fits into the bigger picture.