Trading Tools

Risk of Ruin Calculator

Estimate the odds that a strategy wipes out a set share of the account, given its win rate, risk-reward ratio and the risk taken per trade.

%
1 :
%
trades
%
Result
Risk of ruin
0.0%
Median ending balance
1.00×
Estimated by running 4,000 simulated sequences of trades with the numbers above and counting how many ever fall by the stated amount. It's a simulation, not an exact formula, so the figure moves slightly each time you change an input.
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