Strategies / Mean reversion / Bollinger Band RSI Oversold Long

Bollinger Band RSI Oversold Long

The strategy buys when RSI(16) is below 30 and the close is below the lower Bollinger Band (20 periods, 2 standard deviations). It sells the long when RSI(16) rises above 70.

Mean reversionLong onlyIntradayDAX 4030 min

n/aProfit factor

12,007Net profit EUR

64.72%Win rate

635Trades

-5,925Max drawdown

18.91Avg trade

Best run of 41. DAX 40, 30 min, spread 3, from run sweeps:2026-10-04-DAX40-30m-opt.tsv:7.

Entry rules, long

Exit rules

Sell the long when RSI(16) is above 70.

Test conditions

Period	Up to 2026-10-04
Instrument	DAX 40, 30 minutes
Spread	3 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
DAX 40Best run	30 min	n/a	635	64.72	12,007 EUR	-5,925
USD/JPY	1 hour	n/a	432	67.13	284,970 USD	-241,730
Dow Jones	Daily	n/a	37	78.38	38,445 EUR	-8,988
EUR/USD	10 min	n/a	550	62.00	36,259 USD	-12,392
Nikkei 225	4 hours	n/a	78	67.95	35,005 USD	-9,360
Nikkei 225	30 min	n/a	596	63.93	28,756 USD	-9,277
Nikkei 225	15 min	n/a	592	64.70	25,702 USD	-16,535
Nikkei 225	1 hour	n/a	304	67.76	22,055 USD	-9,889
DAX 40	Daily	n/a	44	65.91	19,611 EUR	-5,087
Nikkei 225	10 min	n/a	609	66.34	18,933 USD	-12,215
Dow Jones	30 min	n/a	273	69.60	18,750 EUR	-8,925
Dow Jones	1 hour	n/a	146	73.97	18,237 EUR	-9,943
Dow Jones	15 min	n/a	510	65.69	16,866 EUR	-9,757
Nasdaq 100	4 hours	n/a	119	80.67	16,298 EUR	-4,236
Silver	Daily	n/a	36	72.22	16,074 USD	-7,304
Nikkei 225	5 min	n/a	587	65.59	15,616 USD	-10,493
DAX 40	4 hours	n/a	109	77.06	13,793 EUR	-5,393
Dow Jones	4 hours	n/a	36	75.00	13,396 EUR	-10,393
Dow Jones	10 min	n/a	600	65.00	12,933 EUR	-5,850
Nasdaq 100	Daily	n/a	32	81.25	11,413 EUR	-4,023
Nasdaq 100	15 min	n/a	627	65.55	9,772 EUR	-5,296
Nasdaq 100	1 hour	n/a	424	69.81	9,645 EUR	-5,979
EUR/USD	3 min	n/a	496	60.48	5,742 USD	-5,192
Nasdaq 100	10 min	n/a	617	63.86	5,555 EUR	-4,290
Dow Jones	1 min	n/a	470	65.32	5,259 EUR	-3,975
FTSE 100	4 hours	n/a	86	75.58	4,826 EUR	-3,210
S&P 500	4 hours	n/a	104	77.88	4,784 EUR	-1,298
FTSE 100	1 hour	n/a	347	65.71	4,735 EUR	-2,665
FTSE 100	Daily	n/a	26	84.62	4,667 EUR	-2,690
Dow Jones	2 min	n/a	508	63.78	3,995 EUR	-3,483
DAX 40	10 min	n/a	578	65.57	3,843 EUR	-3,318
FTSE 100	10 min	n/a	554	68.41	3,309 EUR	-1,057
Brent Crude	5 min	n/a	561	66.49	2,827 EUR	-2,372
FTSE 100	5 min	n/a	577	67.24	2,606 EUR	-970
S&P 500	1 hour	n/a	417	70.74	2,520 EUR	-1,351
S&P 500	30 min	n/a	587	67.80	2,129 EUR	-1,442
S&P 500	15 min	n/a	598	65.89	1,783 EUR	-1,038
FTSE 100	3 min	n/a	553	67.27	1,634 EUR	-1,303
S&P 500	Daily	n/a	31	77.42	1,474 EUR	-1,071
DAX 40	1 min	n/a	488	64.14	1,444 EUR	-1,144
S&P 500	1 min	n/a	426	67.37	655 EUR	-304

Charts

Results by run

Top 10 of 41 runs. The full list is in the table above.

Net profitMax drawdown

The code

ProBuilder code, as tested

// ==============================================================
// Bollinger Band RSI Oversold Long
// ProRealAlgos Strategy Library  |  prorealalgos.com
// Type: Mean reversion
// Direction: Long only
// Timeframe tested: 30 minutes
// ==============================================================

DEFPARAM CumulateOrders = false

mid = Average[20](close)
sd = STD[20](close)
lower = mid - 2 * sd
myRsi = RSI[16](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 BandsRSIStandard Deviation

Read this firstKnown weaknesses2 points

No profit factor is available, because only sweep results exist for this strategy.
The code sets no stop loss, so a losing trade stays open until an exit signal arrives.

Questions

About this strategy

Can I run Bollinger Band RSI Oversold 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 41 market and timeframe combinations. The best run by trade count was DAX 40, 30 minutes, with 635 trades.

How large was the drawdown?

The best run had a maximum drawdown of 5,924 EUR at the tested position size, against a net result of 12,007 EUR.

Does it trade long, short or both?

It only takes long trades.

Trend Surfer

Uses the same indicator.

1.04 PF · 10,813 trades

Heikin Ashi Color Flip

Best run on the same market, DAX 40.

1.12 PF · 3,692 trades

ATR Band

Also a mean reversion strategy.

10.31 PF · 53 trades

Want strategies that are already part of a live portfolio? Join the ProRealAlgos waitlist.

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