Strategies / Mean reversion / Bollinger RSI Reversion Long

Bollinger RSI Reversion Long

The idea buys when price closes below the lower Bollinger Band (20 periods, 1 standard deviation) and RSI(14) is below 42. It sells the long when price closes above the upper band and RSI(14) is above 70.

Mean reversionLong onlySwingSilver1 hour

4.62Profit factor

548,938Net profit USD

66.01%Win rate

762Trades

-36,415Max drawdown

720Avg trade

Best run of 40. Silver, 1 hour, spread 2, from run pf:2026-10-04-SILVER-1h.tsv:4.

Entry rules, long

RSI(14) is below 42.
No long position is open.

Exit rules

No stop loss or profit target is set.

Test conditions

Period	Up to 2026-10-04
Instrument	Silver, 1 hour
Spread	2 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	2026-10-04

Every run

Markets and timeframes tested

Market	Timeframe	PF	Trades	Win %	Net	Max DD
SilverBest run	1 hour	4.62	762	66.01	548,938 USD	-36,415
S&P 500	Daily	4.58	107	84.11	5,772 EUR	-1,238
Nikkei 225	4 hours	2.24	191	74.35	52,980 USD	-11,063
Nasdaq 100	4 hours	2.23	258	75.97	22,524 EUR	-5,451
Nikkei 225	1 hour	1.36	671	68.26	40,830 USD	-10,057
USD/JPY	4 hours	n/a	247	67.61	388,330 USD	-278,530
USD/JPY	10 min	n/a	1,240	70.00	307,870 USD	-174,070
Dow Jones	Daily	n/a	95	82.11	48,575 EUR	-9,790
Nikkei 225	15 min	n/a	1,284	66.67	35,253 USD	-11,276
Nikkei 225	10 min	n/a	1,306	66.62	32,160 USD	-10,043
EUR/USD	15 min	n/a	1,198	63.52	30,130 USD	-22,234
Nikkei 225	30 min	n/a	1,270	65.51	24,520 USD	-12,208
Dow Jones	15 min	n/a	1,062	69.40	23,059 EUR	-8,228
DAX 40	Daily	n/a	109	70.64	21,149 EUR	-5,729
EUR/USD	10 min	n/a	1,163	62.51	20,858 USD	-13,773
Nasdaq 100	Daily	n/a	85	81.18	18,746 EUR	-5,520
DAX 40	4 hours	n/a	225	71.11	15,848 EUR	-5,804
Dow Jones	30 min	n/a	542	66.24	15,013 EUR	-8,988
Dow Jones	10 min	n/a	1,265	66.88	14,107 EUR	-7,998
Nasdaq 100	1 hour	n/a	892	69.62	13,178 EUR	-7,691
Nasdaq 100	15 min	n/a	1,310	68.93	12,231 EUR	-5,800
Dow Jones	1 hour	n/a	284	69.01	11,768 EUR	-10,659
Nasdaq 100	30 min	n/a	1,310	69.08	10,978 EUR	-7,066
FTSE 100	Daily	n/a	75	82.67	9,795 EUR	-3,269
DAX 40	15 min	n/a	1,297	67.69	8,846 EUR	-5,100
DAX 40	10 min	n/a	1,261	68.99	8,125 EUR	-3,560
FTSE 100	4 hours	n/a	194	67.01	6,357 EUR	-3,102
FTSE 100	1 hour	n/a	743	69.31	6,199 EUR	-3,442
Dow Jones	1 min	n/a	1,128	67.38	6,060 EUR	-3,940
FTSE 100	15 min	n/a	1,273	68.11	5,494 EUR	-2,451
DAX 40	30 min	n/a	1,320	67.73	5,405 EUR	-5,252
FTSE 100	10 min	n/a	1,225	66.86	4,418 EUR	-1,240
S&P 500	4 hours	n/a	234	74.79	4,314 EUR	-1,298
S&P 500	1 hour	n/a	887	71.03	4,017 EUR	-1,723
FTSE 100	30 min	n/a	1,243	66.69	3,957 EUR	-2,759
S&P 500	30 min	n/a	1,279	70.13	3,746 EUR	-1,227
S&P 500	15 min	n/a	1,305	69.35	3,384 EUR	-1,308
S&P 500	10 min	n/a	1,270	68.03	2,092 EUR	-1,344
Gold	4 hours	n/a	235	65.96	1,361 EUR	-1,050
S&P 500	1 min	n/a	1,023	67.74	591 EUR	-385

Charts

Results by run

Top 10 of 40 runs. The full list is in the table above.

Above 1.0 made money, below 1.0 lost money.

The code

ProBuilder code, as tested

// ==============================================================
// Bollinger RSI Reversion Long
// ProRealAlgos Strategy Library  |  prorealalgos.com
// Type: Mean reversion
// Direction: Long only
// Timeframe tested: 1 hour
// ==============================================================

DEFPARAM CumulateOrders = false

mid = Average[20](close)
dev = 1 * STD[20](close)
upper = mid + dev
lower = mid - dev
myRsi = RSI[14](close)

9 more lines: the entry and exit rules.

Setup

How to load it

Copy the code with the copy button on the code block.
In ProRealTime, open a chart of the instrument and timeframe you want to test, then open ProOrder > New trading system and choose "Create with programming".
Paste the code, give the system a name and save it.
Click "Backtest", set your own spread and position size, and run it before you consider trading it live.

Indicators used

Bollinger BandsRSISMAStandard Deviation

Longer historyRe-run on up to 1,000,000 barsNikkei 225 · 4 hours · older data 0.00 USD

Nikkei 225 had no history beyond the standard run, so both runs used 22,000 bars.

Nikkei 225 · 4 hours

Bars available	22,000
Net, standard 200,000-bar run	52,980.40 USD
Net, long run	52,980.40 USD
Net on the older data alone	0.00 USD

Read this firstKnown weaknesses2 points

Results include the spread only. Commissions and overnight financing are not included.
The code is published as it was backtested and has not been compiled again since.

Questions

About this strategy

Can I run Bollinger RSI Reversion Long in ProOrder?

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.

Which markets was it tested on?

It was tested on 40 market and timeframe combinations. The best run was Silver, 1 hour, with a profit factor of 4.62 over 762 trades.

How large was the drawdown?

The best run had a maximum drawdown of 36,414 USD at the tested position size, against a net result of 548,938 USD.

Does it trade long, short or both?

It only takes long trades.

Trend Surfer

Uses the same indicator.

1.04 PF · 10,813 trades

SMA Crossover With RSI Exit

Best run on the same market, Silver.

2.13 PF · 8,999 trades

Bollinger Zone Exit Long

Also a mean reversion strategy.

4.55 PF · 116 trades

Get the full rules, the complete code and the ProRealAlgos portfolio as a member.

The ProRealAlgos community gets the full rules, the complete code and the automated portfolio.

Past backtest results do not guarantee future results. This is not financial advice. Curated and maintained by ProRealAlgos. ProRealTime™ is a trademark of ProRealTime SAS. prorealalgos.com Stats Docs