NEXA Bb Adaptive Revert
- Experts
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Park Seongcheon
Hello,
My name is Park Sung Chan, a developer specializing in MetaTrader 5 algorithmic trading systems.
I design and research long-term, reliable automated trading models based on the structural characteristics and statistical patterns of financial markets. - Version: 1.0
- Activations: 5
MetaTrader 5 Expert Advisor (EX5)
1. Product Overview
NEXA BB Adaptive Revert is an automated trading Expert Advisor designed to identify mean reversion opportunities after excessive price expansion.
The system combines adaptive moving averages and volatility-based filters to avoid strong trend expansion phases and operate only during normalized market conditions where price behavior tends to revert toward its average range.
This product is provided as a compiled EX5 file and is compatible exclusively with the MetaTrader 5 platform.
2. Operating Environment
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Platform: MetaTrader 5
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File format: EX5
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Default trading symbol: GOLD (XAUUSD)
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Default timeframe: M15
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One position per symbol
The product does not use DLL calls, external libraries, WebRequest functions, or any third-party systems.
3. Strategy Structure
3.1 Market Direction Assessment
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Uses an Adaptive Moving Average (FrAMA) to detect excessive directional momentum
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Entry is restricted during strong trend expansion phases
3.2 Entry Conditions
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Detects price re-entry into Bollinger Bands after temporary expansion outside the bands
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Uses RSI to confirm directional reversal from overbought or oversold conditions
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Applies ATR-based volatility normalization to filter abnormal market states
3.3 Exit Logic
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Target price is calculated using a moving average (MA34) as the mean reversion level
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Partial position closure may occur when the price reaches the average zone
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Remaining positions can be managed using a break-even adjustment
4. Risk Management
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Stop loss calculated dynamically based on ATR
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Single-position rule per trading symbol
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Optional spread filter
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Optional trading time filter
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Volatility expansion blocking mechanism
This Expert Advisor does not use martingale, grid, or recovery-based strategies.
5. Input Parameters
5.1 General Settings
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Trading Symbol
Specifies the trading instrument. -
Fixed Lot Size
Sets a fixed trading volume. -
Signal Timeframe
Defines the timeframe used for signal calculations.
5.2 Trading Time Filter
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Allows restriction of trading by specific days and hours
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No new positions are opened outside the defined trading window
5.3 Indicator Settings
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FrAMA Period
Adaptive moving average calculation period -
Bollinger Bands Period and Deviation
Bollinger Band configuration -
RSI Period and Thresholds
RSI overbought and oversold levels -
ATR Period
Volatility measurement period -
MA34 Period
Mean reversion target reference
5.4 Filters and Risk Controls
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Maximum allowed spread
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ATR normal range filter
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Bollinger Band width filter
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Optional entry cooldown control
5.5 Position Management
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Partial close at mean level
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Break-even stop adjustment option
6. Usage Notes
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The Expert Advisor does not trade under all market conditions.
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Trades may be skipped during periods of abnormal volatility.
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It is recommended to test the product on a demo account before live usage.
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Past market behavior does not guarantee future results.
7. Support
Product support is provided exclusively through the MQL5.com product comments and the internal MQL5 messaging system.
External communication channels are not supported.
8. Disclaimer
This software does not provide investment advice or guarantee any trading results.
All trading decisions and associated risks are the sole responsibility of the user.
