ATR Position Size Calculator
Size from average true range so stop distance tracks volatility instead of a fixed dollar stop.
USD
%
Result
- Risk amount
- $100.00
- Stop distance
- 3.75
- Units
- 26.6667
- Long stop
- 46.25
- Short stop
- 53.75
Educational calculator only — not financial advice. Markets move; verify with your broker and risk rules.
Frequently asked questions
What ATR multiplier should I use?
Common starting points are 1×–2× ATR for the stop distance. Test against your timeframe and instrument.
Log it where losses stay visible
Calculators size the trade. BuyNdSell is where the thesis, stop, and outcome stay on the record.