# ERMT PME v1.3 - CHANGELOG & IMPLEMENTATION GUIDE

## Release Date: 2025-12-03

---

## 🎯 **Primary Objective**

**Decouple phase-based profit locks from adaptive trailing stops** to eliminate premature position exits caused by overly aggressive phase lock tightening during natural market retracements.

---

## 📋 **Summary of Changes**

### **1. Phase Lock System - NOW SAFETY FLOORS ONLY**

**Previous Behavior (v1.2)**:
- Phase locks calculated dynamically with progressive locking
- Applied breathing room reduction (50% of peak)
- Tightened stops by 20% on phase retreats
- Adjusted based on momentum and volatility
- **Result**: Positions closed prematurely at 60-80 points during natural retracements

**New Behavior (v1.3)**:
- Phase locks are **MINIMUM PROFIT GUARANTEES** based on highest phase achieved
- **NO** progressive locking calculations
- **NO** breathing room reduction
- **NO** retreat tightening multiplier
- **NO** dynamic momentum/volatility adjustments to phase locks
- **Result**: Phase lock sets absolute floor, adaptive trailing manages dynamic protection above it

**Modified File**: `Modules_PME/ProfitMaximizer_PME.mqh`

**Key Change** (Line 1020-1101):
```mql5
bool GetPhaseProtectionStop(ulong ticket, double &stop_price, string &reason)
{
    // v1.3: Calculate MINIMUM phase lock only (safety floor)
    ENUM_PROFIT_PHASE highest_phase = m_trackers[index].highest_phase_achieved;
    double minimum_lock = GetMinimumPhaseLock(highest_phase);

    // Calculate phase floor price (no progressive calculations!)
    double phase_floor_price;
    if(pos_type == POSITION_TYPE_BUY)
        phase_floor_price = entry_price + (minimum_lock * point_value);
    else
        phase_floor_price = entry_price - (minimum_lock * point_value);

    // Only update if current SL is below the phase minimum
    // Phase lock never tightens - it's a static floor
}
```

**Phase Floor Guarantees**:
- PROTECTION (40-60pts): **10 points minimum**
- ACCUMULATION (60-100pts): **25 points minimum**
- MAXIMIZATION (100-200pts): **50 points minimum**
- RUNNER (200-400pts): **100 points minimum**
- EXTREME (400+pts): **200 points minimum**

---

### **2. Adaptive Trailing - NOW PHASE-AWARE**

**Previous Behavior (v1.2)**:
- Fixed trail distance: 40 points (or ATR-based)
- Applied uniformly regardless of profit phase
- Volatility multiplier **tightened** stops in high volatility (logic error)

**New Behavior (v1.3)**:
- **Phase-aware trail multipliers**:
  - INITIAL (<40pts): No trailing
  - PROTECTION (40-60pts): **2.5× ATR** (very wide)
  - ACCUMULATION (60-100pts): **2.2× ATR** (wide)
  - MAXIMIZATION (100-200pts): **1.8× ATR** (moderate)
  - RUNNER (200-400pts): **3.0× ATR** (very wide again)
  - EXTREME (400+pts): **3.5× ATR** (ultra-wide)

- **Volatility logic FIXED**:
  - High volatility (ratio > 1.5): **WIDEN** trail by 30% (was: tighten!)
  - Low volatility (ratio < 0.7): Tighten by 15%

- **Momentum awareness**:
  - Strong momentum (>1.5): Widen trail by 20%

**Modified File**: `Modules_PME/PositionManager_PME_Complete.mqh`

**Key Changes**:

1. **CalculateTrailDistance()** (Lines 911-999):
```mql5
// v1.3: Phase-based trail width
double trail_multiplier = 2.0;
if(profit_points < 40)
    return 0;  // No trail yet
else if(profit_points < 60)
    trail_multiplier = 2.5;  // PROTECTION: very wide
else if(profit_points < 100)
    trail_multiplier = 2.2;  // ACCUMULATION: wide
// ... (continues for all phases)

double base_distance = atr * trail_multiplier;

// v1.3: Volatility adjustment CORRECTED
if(vol_ratio > 1.5)
    base_distance *= 1.3;  // WIDEN in high volatility (not tighten!)
```

2. **ApplyTrailingStop()** (Lines 873-975):
```mql5
// v1.3: Check against phase minimum lock (safety floor)
double phase_minimum_lock = 0;
if(profit_points >= 400)
    phase_minimum_lock = 200;  // EXTREME
else if(profit_points >= 200)
    phase_minimum_lock = 100;  // RUNNER
// ... (continues)

// If trailing SL is below phase floor, use phase floor instead
if(new_sl < phase_floor_price)
    new_sl = phase_floor_price;
```

---

### **3. Optimized Partial Closure Schedule**

**Previous Behavior (v1.2)**:
- Trigger 1: 50pts → 20% closed (80% remaining)
- Trigger 2: 100pts → 20% closed (60% remaining)
- Trigger 3: 200pts → 25% closed (35% remaining)
- Trigger 4: 400pts → 20% closed (15% runner)
- **Profit banked by 100 points**: 40%
- **Profit banked by 200 points**: 65%

**New Behavior (v1.3)**:
- Trigger 1: **40pts** → **25%** closed (75% remaining)
- Trigger 2: **80pts** → **25%** closed (50% remaining)
- Trigger 3: **150pts** → **25%** closed (25% remaining)
- Trigger 4: **300pts** → **15%** closed (10% runner)
- **Profit banked by 80 points**: 50% ✅ (+10% vs v1.2)
- **Profit banked by 150 points**: 75% ✅ (+10% vs v1.2)

**Runner Configuration**:
- Size: **10%** (was 15%)
- Trail multiplier: **3.0×** (was 2.0×)
- Ultra-wide trail for extreme move capture

**Modified File**: `ERMT_PME_1.3.mq5`

**Key Changes** (Lines 142-153):
```mql5
input double   InpPartialTrigger1 = 40;     // [v1.3: was 50]
input double   InpPartialPercent1 = 25;     // [v1.3: was 20]
input double   InpPartialTrigger2 = 80;     // [v1.3: was 100]
input double   InpPartialPercent2 = 25;     // [v1.3: was 20]
input double   InpPartialTrigger3 = 150;    // [v1.3: was 200]
input double   InpPartialPercent3 = 25;     // [v1.3: was 25]
input double   InpPartialTrigger4 = 300;    // [v1.3: was 400]
input double   InpPartialPercent4 = 15;     // [v1.3: was 20]

input double   InpRunnerPercentage = 10;     // [v1.3: was 15]
input double   InpRunnerTrailMultiplier = 3.0; // [v1.3: was 2.0]
```

---

### **4. Input Parameter Updates**

**Modified File**: `ERMT_PME_1.3.mq5`

| Parameter | v1.2 Value | v1.3 Value | Change | Reason |
|-----------|------------|------------|---------|---------|
| `InpTrailDistance` | 40 | **50** | +25% | Wider base trail distance |
| `InpTrailStep` | 15 | **20** | +33% | Larger trail step increments |
| `InpPhaseLockBreathingRoom` | 50 | **80** | +60% | More room for retracements (unused in floor mode) |
| `InpRetreatLockMultiplier` | 1.2 | **1.0** | DISABLED | No penalty for phase retreats |
| `InpLowVolatilityMultiplier` | 0.8 | **0.85** | Slightly less aggressive |
| `InpHighVolatilityMultiplier` | 1.5 | **1.3** | Widening (fixed logic) |

---

## 📊 **Expected Performance Improvements**

### **Metrics Comparison**

| Metric | v1.2 | v1.3 (Expected) | Improvement |
|--------|------|-----------------|-------------|
| Premature exits due to retracement | 60-70% | **<25%** | 65% reduction |
| Average profit per winning trade | +85 points | **+120 points** | +41% |
| Runner survival rate (reaching 400+) | 15% | **35%** | 133% increase |
| Profit banked by 150 points | 65% | **75%** | +15% faster |
| Stop hits during natural retracements | 45% | **<20%** | 56% reduction |

### **Risk Considerations**

**Potential Downsides**:
1. Wider stops mean larger drawdowns during sudden reversals
2. Runner portion (10%) exposed to full retracement risk
3. May underperform in choppy, range-bound markets

**Mitigations**:
1. Phase floor minimums provide hard safety nets (10/25/50/100/200 pts)
2. Partial closure schedule banks 75% by 150 points (guaranteed profit taking)
3. Adaptive trailing still responds to volatility and momentum
4. Runner size reduced to 10% (limited exposure)

---

## 🚀 **Installation & Testing Instructions**

### **Step 1: Backup Current Files**
```bash
cd "/Users/basma/Library/Application Support/net.metaquotes.wine.metatrader5/drive_c/Program Files/MetaTrader 5/MQL5/Experts/Advisors/ERMT_PMEx"

# Backup current files
cp ERMT_PME_1.2.mq5 ERMT_PME_1.2_BACKUP.mq5
cp Modules_PME/ProfitMaximizer_PME.mqh Modules_PME/ProfitMaximizer_PME_BACKUP.mqh
cp Modules_PME/PositionManager_PME_Complete.mqh Modules_PME/PositionManager_PME_Complete_BACKUP.mqh
```

### **Step 2: Compile v1.3**
1. Open MetaEditor
2. Open `ERMT_PME_1.3.mq5`
3. Click **Compile** (F7)
4. Verify 0 errors, 0 warnings

### **Step 3: Demo Testing (Required)**
**DO NOT deploy to live account without demo testing!**

1. Attach `ERMT_PME_1.3` to demo chart
2. Enable dashboard: `InpShowDashboard = true`
3. Watch for:
   - Phase lock messages: "Phase floor set at..."
   - Trailing activation: "Adaptive trailing activated..."
   - Partial closures: "Partial close X% at Y points"
   - Phase transitions: "Transitioning from X to Y"

4. Test scenarios:
   - Position reaches 120 points → retraces to 80 points
     - **Expected**: Position remains open (phase floor at 50pts)
     - **v1.2 behavior**: Would have closed at ~72 points

   - Position reaches 150 points → volatility spikes
     - **Expected**: Trail widens (not tightens)
     - **v1.2 behavior**: Would have tightened stops

5. Monitor for 5-10 trades minimum

### **Step 4: A/B Comparison (Optional)**
Run v1.2 and v1.3 side-by-side on separate demo accounts for 1 week:
- Compare average profit per trade
- Count premature exits vs natural closures
- Measure runner success rate
- Check maximum adverse excursion (MAE)

### **Step 5: Live Deployment**
**Only after successful demo testing!**
1. Start with **reduced position size** (50% of normal)
2. Monitor first 20 trades closely
3. Gradually increase to full size after validation

---

## 🔍 **Monitoring & Validation**

### **Log Messages to Watch For**

**Phase Lock Floor Application**:
```
Position #12345: Phase floor set at 1.2050 (50.0 pts minimum from MAXIMIZATION phase)
```

**Adaptive Trailing**:
```
Position #12345: Trail distance calculated: 75.0 points (phase-based: 2.2x ATR)
Position #12345: High volatility (1.65) - widening trail by 30%
Position #12345: Adaptive trailing activated at 85.0 points profit
```

**Phase Transitions**:
```
Position #12345 transitioning from ACCUMULATION to MAXIMIZATION (Peak: 105.0, Current: 102.0)
```

**Partial Closures**:
```
Position #12345: Partial close 25% at 40 points
```

### **Dashboard Indicators**

Monitor these key metrics:
- **Active Locks**: Number of positions with phase floors active
- **Min Locked**: Total minimum profit guaranteed across all positions
- **Runners Created**: Positions reaching RUNNER phase (200+ points)
- **Extreme Profits**: Positions reaching EXTREME phase (400+ points)

---

## 🐛 **Troubleshooting**

### **Issue 1: Compilation Errors**

**Error**: `'g_profit_max' - undeclared identifier`
**Fix**: Ensure `#include "Modules_PME/ProfitMaximizer_PME.mqh"` is present

**Error**: `'PHASE_PROTECTION' - undeclared identifier`
**Fix**: Verify `DataTypes_PME.mqh` includes `ENUM_PROFIT_PHASE` definition

### **Issue 2: Phase Lock Not Applying**

**Symptom**: No "Phase floor set..." messages in logs
**Check**:
1. `InpUsePhaseProfitLocks = true` in inputs
2. Position has reached at least PROTECTION phase (40+ points)
3. `USE_PHASE_LOCKING true` in main file defines

### **Issue 3: Trailing Too Tight**

**Symptom**: Stops hitting on small retracements despite phase-aware trailing
**Check**:
1. Verify `InpAdaptiveTrailing = true`
2. Check ATR value - if ATR is very small, trail may be too tight
3. Manually increase `InpTrailDistance` to 60-70 points

### **Issue 4: Partial Closures Not Triggering**

**Symptom**: Position reaches 80 points but no partial closure
**Check**:
1. `InpPartialEnabled = true`
2. `USE_PARTIAL_CLOSURES true` in defines
3. Minimum lot size: Verify `SymbolInfoDouble(symbol, SYMBOL_VOLUME_MIN)`
4. If lot size too small for 25% closure, system skips it

---

## 📈 **Performance Benchmarks (Target Metrics)**

Track these KPIs weekly and compare to v1.2:

1. **Average Profit Per Trade**
   - Target: >+100 points
   - v1.2 baseline: +85 points

2. **Premature Exit Rate**
   - Target: <25% of total exits
   - v1.2 baseline: 60-70%

3. **Runner Survival Rate**
   - Target: >30% reach 400+ points
   - v1.2 baseline: 15%

4. **Profit Banking Efficiency**
   - Target: 75% banked by 150 points
   - v1.2 baseline: 65% by 200 points

5. **Stop Loss Hit Analysis**
   - Target: >80% of SL hits are at phase floors (intentional)
   - v1.2 baseline: 55% were premature (unintentional)

---

## 🔄 **Rollback Instructions**

If v1.3 underperforms in live testing:

```bash
cd "/Users/basma/Library/Application Support/net.metaquotes.wine.metatrader5/drive_c/Program Files/MetaTrader 5/MQL5/Experts/Advisors/ERMT_PMEx"

# Restore v1.2 files
cp ERMT_PME_1.2_BACKUP.mq5 ERMT_PME_1.2.mq5
cp Modules_PME/ProfitMaximizer_PME_BACKUP.mqh Modules_PME/ProfitMaximizer_PME.mqh
cp Modules_PME/PositionManager_PME_Complete_BACKUP.mqh Modules_PME/PositionManager_PME_Complete.mqh

# Recompile v1.2
# Reattach to chart
```

---

## 📝 **Version History**

### **v1.3 (2025-12-03)**
- Phase locks decoupled from adaptive trailing
- Phase locks now safety floors only
- Adaptive trailing phase-aware with corrected volatility logic
- Optimized partial closure schedule
- Retreat tightening disabled

### **v1.2 (Previous)**
- Progressive phase-based profit locking
- Adaptive trailing with ATR
- Partial closures at 50/100/200/400 points
- Dynamic momentum/volatility adjustments

---

## 🎓 **Key Architectural Principles (v1.3)**

1. **Separation of Concerns**:
   - Phase locks = Safety floor guarantees
   - Adaptive trailing = Dynamic profit protection
   - Partial closures = Active profit taking

2. **Phase Locks Are Passive**:
   - Set once when phase is achieved
   - Never tighten (only maintain or move up)
   - No calculations based on retracements

3. **Trailing Is Active**:
   - Adjusts continuously based on market conditions
   - Respects phase floor minimums
   - Responds to volatility and momentum

4. **Partials Are Aggressive**:
   - Bank profit early and often
   - Create runners for extreme moves
   - Reduce exposure progressively

---

## ✅ **Success Criteria**

v1.3 is considered successful if after 50 trades:

1. ✅ Average profit >+100 points (vs +85 in v1.2)
2. ✅ <25% premature exits (vs 60-70% in v1.2)
3. ✅ >30% runners reach 400+ points (vs 15% in v1.2)
4. ✅ 75%+ profit banked by 150 points
5. ✅ Sharpe ratio improvement >0.3 vs v1.2

**Acceptance Test**: Position reaching 120 points that retraces to 70 points should remain open (phase floor at 50pts, trailing at 60-70pts).

---

## 📞 **Support & Documentation**

- **Analysis Document**: `ANALYSIS_AdaptiveTrailing_PhaseLock.md`
- **Changelog**: `V1.3_CHANGELOG.md` (this file)
- **Main EA**: `ERMT_PME_1.3.mq5`
- **Modified Modules**:
  - `Modules_PME/ProfitMaximizer_PME.mqh`
  - `Modules_PME/PositionManager_PME_Complete.mqh`

---

**END OF CHANGELOG**