What it measures
Williams %R shows the close relative to the highest high of the last N candles, from 0 to −100. Values above −20 are overbought, below −80 oversold. It is mathematically close to the fast stochastic.
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Starting settings by expiry
| Expiry | Settings | Signal |
|---|---|---|
| 1 min | %R 10 on 15-sec candles | Exit from −20 / −80 |
| 5 min | %R 14 on 1-min candles | Exit from −20 / −80 |
Starting points for testing on a demo account, not proven profitable settings.
How traders use it
- Exit from an extreme zone in a range is a common entry for short expiries.
- Use with a trend filter to avoid fading strong moves.
Where it fails
- Very noisy on its own.
- Duplicates stochastic — do not use both.
Works well with
- Exponential moving average (EMA) — Trend direction with more weight on recent prices.
- Bollinger Bands — Volatility bands around a moving average.
FAQ
Williams %R vs stochastic?
They are nearly the same calculation on different scales. Choose one.
ExpiryLab Editorial Research desk We open broker accounts from our target countries, test deposits and withdrawals, and log what we measure.
How this page was made: drafted with AI assistance from public sources and our own test logs, then checked and edited by the ExpiryLab editorial team. The date above shows the last check. How we test · Editorial policy