It sells short when the close crosses below the Parabolic SAR and closes the short when the close crosses back above it. The strategy only takes short positions, using the Parabolic SAR settings 0.02, 0.02 and 0.2.
Best run of 1. GBP/USD, Daily, spread 1.8, from run pf:2026-10-10-GBPUSD-D.tsv:9.
| Period | Up to 2026-10-10 |
| Instrument | GBP/USD, Daily |
| Spread | 1.8 points |
| Starting capital | 1,000,000 |
| Costs | Spread only. Commissions and overnight financing are not included. |
| Bars | Up to 200,000 bars, fewer where the instrument has less history |
| Last tested | 2026-10-10 |
Every run
| Market | Timeframe | PF | Trades | Win % | Net | Max DD |
|---|---|---|---|---|---|---|
| GBP/USDBest run | Daily | 1.20 | 597 | 41.21 | 7,684 USD | -2,557 |
Charts
The code
// ============================================================== // Parabolic SAR Reversal Short // ProRealAlgos Strategy Library | prorealalgos.com // Type: Trend // Direction: Short only // Timeframe tested: Daily // ============================================================== DEFPARAM CumulateOrders = false ONCE capital = 10000
19 more lines: the entry and exit rules.
Setup
Questions
Yes. The code is ProBuilder and runs as an automated ProOrder system. Backtest it on your own account with your own spread and position size before trading it live.
It was tested on one combination, GBP/USD, Daily, with a profit factor of 1.20 over 597 trades.
The best run had a maximum drawdown of 2,557 USD at the tested position size, against a net result of 7,684 USD.
It only takes short trades.
Related
The ProRealAlgos community gets the full rules, the complete code and the automated portfolio.