Cryptocurrency & Blockchain

Impermanent Loss Calculator

Compare a 50/50 constant-product liquidity position with holding the same starting assets. Use the worked example to check the result against the inputs.

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Using the Impermanent Loss Calculator

Enter your inputs above and compare the result with the worked example. Review the assumptions before applying it to a trade, portfolio or tax return.

Worked example

Use the example inputs below to reproduce this result. These are the form's starting values, not recommended targets. Changing your inputs updates your result above; this worked example stays fixed for comparison. Results are rounded for display.

Example inputs

Currency (use for all money amounts)
USD
Starting deposit value
1000
New relative price ÷ starting relative price
2
New quote token value ÷ starting quote token value
1
Fees earned at valuation
10

Example result

Impermanent loss (%)
-5.7190958
Hold value (USD)
1,500
Pool value before fees (USD)
1,414.2136
Difference after fees (USD)
-75.786438

Method and assumptions

For a full-range, constant-product pool initially split 50/50 by value, pool-to-hold ratio = 2√r ÷ (1 + r), where r is the relative price change. Fees are added separately. Concentrated liquidity and other pool weights use different formulas.

Reference: uniswap.org — method and further reading

How to interpret crypto estimates

Use prices and costs in the same currency. Market observations are venue-specific. Hypothetical returns are scenarios, and historical observations do not predict future prices. These tools provide educational estimates and do not constitute investment or tax advice.

Common question

Can I use this for a concentrated position?

Use it for full-range, equal-value constant-product liquidity. A concentrated position changes asset composition when the price leaves its range.