EV & SizingFree utility
Kelly Bet Size
Estimate full-Kelly bankroll sizing for a binary share trade.
kelly criterionbet sizebankroll
Inputs
Adjust liveCalculator setup
Enter your assumptions and this tool will update immediately.
Result
InstantPrimary output
$625.00
Full Kelly stake
Live resultReady to copy
Kelly fraction
12.50%
Notes
Kelly is highly aggressive. Most traders use a fraction of this size.
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