Bollinger band reversion strategyvsPrior Period Levels strategy
Bollinger band reversion strategy: Fade a 2-sigma stretch below the mean and exit when price tags the middle band. Β· Prior Period Levels strategy: PDH / PDL breakouts β long above the prior day high, short below the prior day low.
Bollinger band reversion strategy
Fade a 2-sigma stretch below the mean and exit when price tags the middle band.
Prior Period Levels strategy
PDH / PDL breakouts β long above the prior day high, short below the prior day low.
Indicators
- Bollinger Bands (period 20, Ο Γ 2)
- Prior Period Levels (daily / weekly / monthly)
- SMA(1) close wrapper
Timeframes
Bias
Long only
Long & short
Market fit
Range-bound
Strong directional trends
Entry rules
- Enter long when close is below the lower Bollinger band β a 2Ο stretch below the 20-bar mean.
- Single position; 3-bar cooldown after exit.
- Long when close crosses above the prior day's high.
- Short when close crosses below the prior day's low.
Exit rules
- Exit when close pushes back above the middle band.
- Hard 3% stop-loss; 2% trailing stop locks in any reversion gain.
- Opposite-side breakout closes the trade.
- 4% trailing stop, 2-bar cooldown.
Expected behavior
Smooth equity curve in low-volatility regimes with frequent small wins. Sharp drawdowns when a trend extends and price stays pinned below the lower band β the strategy expects mean reversion that may not arrive.
Intraday classic β fires on the first decisive break of yesterday's range. Strong in trend days, choppy when price oscillates around the PDH/PDL.
Complexity
Which one is right for you?
Derived from the bias, timeframe and indicator profile of each strategy β not a back-test forecast.
When to pick Bollinger band reversion strategy
- You expect range-bound β the thesis is "Fade a 2-sigma stretch below the mean and exit when price tags the middle band."
- You want a long-only bot on 15mβ4h candles with a balanced rule-set.
- You're comfortable monitoring 1 indicator (Bollinger Bands (period 20, Ο Γ 2)).
Fade a 2-sigma stretch below the mean and exit when price tags the middle band.
When to pick Prior Period Levels strategy
- You expect strong directional trends β the thesis is "PDH / PDL breakouts β long above the prior day high, short below the prior day low."
- You want a long & short bot on 15mβ4h candles with a balanced rule-set.
- You're comfortable monitoring 2 indicators (Prior Period Levels (daily / weekly / monthly), SMA(1) close wrapper).
PDH / PDL breakouts β long above the prior day high, short below the prior day low.
Bollinger band reversion strategy
Fade a 2-sigma stretch below the mean and exit when price tags the middle band.
Prior Period Levels strategy
PDH / PDL breakouts β long above the prior day high, short below the prior day low.
Related comparisons
Other pairings that involve one of these strategies.
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