🚀 Interactive Brokers Portfolio Rebalancer | Production-Ready Algorithmic Trading

The most advanced open-source portfolio rebalancing tool for Interactive Brokers - Built for professional traders, RIAs, and sophisticated investors managing multi-million dollar portfolios.

🎯 Production Validated: Successfully tested with real TWS paper account executing 1,000+ shares across comprehensive test scenarios with institutional-grade safety controls.

🌟 Why Choose This Tool?

Feature	Our Tool	Other Solutions
Multi-Currency Support	✅ CAD/USD with proper FX handling	❌ USD only
Leverage Safety	✅ Institutional-grade risk controls	❌ Basic or none
Native Batch Orders	✅ True IB-native bulk execution	❌ Sequential only
Short Position Protection	✅ Long-only strategy validation	❌ Risk of unintended shorts
Real-time Validation	✅ Before/after execution verification	❌ Fire-and-forget
Emergency Procedures	✅ Automatic liquidation at 3x leverage	❌ Manual intervention

🚀 Quick Start - Get Trading in 5 Minutes

1. Install & Setup

git clone https://github.com/Jackmeson1/ib_strategy_project.git
cd ib_strategy_project
pip install -r requirements.txt
cp config/env.example .env

2. Configure Your Account

# Edit .env with your Interactive Brokers details
IB_GATEWAY_PORT=7497        # 7497 for paper, 7496 for live trading
IB_CLIENT_ID=123           # Your unique client ID  
IB_ACCOUNT_ID=DU1234567    # Your IB account number
BASE_CURRENCY=CAD          # Account base currency (CAD/USD/EUR)
TARGET_LEVERAGE=1.4        # Desired portfolio leverage (1.0-1.8x safe)

3. Start Trading

# Test with paper account (recommended)
python main.py --dry-run

# Production mode with all safety features
python main.py --production-mode

🛡️ Production-Ready Features

Institutional-Grade Safety Controls

✅ Safe Leverage Management: Automatically calculates max safe leverage based on available funds
✅ Long-Only Protection: Prevents unintended short positions in long-only strategies
✅ Progressive Changes: Limits leverage adjustments to 0.3x steps preventing market impact
✅ Emergency Liquidation: Auto-liquidation triggers at 3x leverage threshold
✅ Real-time Validation: Before/after execution verification with automatic rollback

Advanced Execution Engine

🚀 Native Batch Orders: True IB-native bulk submission (not thread pools)
⚡ Smart Order Routing: Market orders <$10K, Limit orders >$10K
🔄 Hanging Protection: 5-layer timeout system prevents stuck orders
📊 Multi-Currency: Full CAD/USD support with proper FX rate handling
🎯 Atomic Validation: All-or-nothing execution with margin pre-checks

📈 Portfolio Configuration

Create your target allocation in examples/portfolio.csv:

symbol,weight,sector
SPY,0.40,US_Index
QQQ,0.20,Technology  
TLT,0.15,Bonds
GLD,0.15,Commodities
MSFT,0.10,Technology

Pre-built Strategies Available:

📊 60/40 Classic: SPY/TLT balanced allocation
🚀 Growth Focus: QQQ/Individual stocks
🛡️ Conservative: Lower leverage, broader diversification
🌍 Multi-Currency: CAD base with USD securities

🔧 Advanced Usage

Professional Trading Modes

Conservative Mode (Recommended for beginners)

python main.py --leverage 1.2 --margin-cushion 0.3 --max-orders 5

Aggressive Mode (For experienced traders)

python main.py --leverage 1.6 --fast-execution --parallel-orders 10

Multi-Account Management

python main.py --accounts "DU1234567:CAD,DU7654321:USD" --allocation-mode proportional

Automated Daily Rebalancing

# Add to crontab for 9:30 AM EST execution
30 9 * * 1-5 cd /path/to/project && python main.py --production-mode

📊 Comprehensive Testing

This tool has undergone extensive validation with 10 comprehensive test suites:

Test Suite	Status	Coverage
Standard Execution	✅ Passed	Real order placement and monitoring
Smart Execution	✅ Passed	Hanging protection and retry logic
Native Batch	✅ Passed	Bulk order processing
Margin Safety	✅ Passed	Leverage limits and funding validation
Emergency Liquidation	✅ Passed	Risk management scenarios
Portfolio Rebalancing	✅ Passed	Weight allocation accuracy
Currency Handling	✅ Passed	CAD/USD multi-currency support
Error Recovery	✅ Passed	Edge case handling
Concurrent Orders	✅ Passed	Parallel execution testing
Performance	✅ Passed	Timing and efficiency metrics

Real Trading Environment Tested:

📋 Account: TWS Paper Account with $2M+ CAD portfolio
💱 Multi-Currency: CAD base currency with USD securities
📈 Live Orders: 1,000+ shares executed across multiple assets
📊 Market Data: Real-time pricing during market hours
🛡️ Margin Validation: IB margin system integration

🐛 Critical Bugs Fixed

Leverage Validation Crisis ⚠️ → ✅ FIXED

Issue: System attempted 2.5x leverage causing TWS margin warnings
Solution: Implemented SafeLeverageManager with max 1.866x based on available funds

Short Position Bug ⚠️ → ✅ FIXED

Issue: SPY showing -1,820 shares in supposedly long-only strategy
Solution: LongOnlyPositionValidator prevents overselling scenarios

Currency Conversion ⚠️ → ✅ FIXED

Issue: CAD/USD conversions failing with reversed FX rates
Solution: Proper currency handling with fallback mechanisms

🎯 Target Market & Business Applications

Registered Investment Advisors (RIAs)

Manage $100B+ market with automated rebalancing
Institutional-grade risk controls and compliance
Multi-client portfolio management capabilities

Family Offices & High Net Worth

$6T+ global family office market
Multi-currency portfolio support (CAD/USD/EUR)
Advanced tax optimization and loss harvesting

Algorithmic Trading Firms

Real-time execution with sub-second rebalancing
Multiple broker integration capabilities
Sophisticated risk management protocols

📁 Repository Structure

📦 ib_strategy_project/
├── 🏗️ src/                    # Core application code
│   ├── execution/             # Advanced order execution engines
│   ├── portfolio/             # Portfolio management & rebalancing
│   ├── strategy/              # Trading strategies & risk management
│   └── utils/                 # Currency, logging, notifications
├── 🧪 tests/                  # Comprehensive testing suite
│   ├── integration/           # IB TWS/Gateway API tests
│   ├── functional/            # End-to-end workflow validation
│   ├── unit/                  # Component testing
│   ├── data/                  # Test portfolios & configurations
│   └── tools/                 # Debug & analysis utilities
├── 📚 docs/                   # Documentation & guides
├── 📊 examples/               # Sample portfolio configurations
└── 📈 portfolio_snapshots/    # Historical execution records

🔍 Monitoring & Analytics

Real-time Portfolio Snapshots

{
  "timestamp": "2024-06-13T14:30:00",
  "portfolio_value_cad": 2075000,
  "available_funds_cad": 847264,
  "current_leverage": 1.406,
  "target_leverage": 1.4,
  "orders_executed": 8,
  "execution_time_seconds": 45.2,
  "margin_utilization": 0.546
}

Optional Telegram Alerts

TELEGRAM_BOT_TOKEN=your_bot_token
TELEGRAM_CHAT_ID=your_chat_id

Get instant notifications for:

✅ Successful rebalancing completion
⚠️ Margin warnings or safety triggers
🚨 Emergency liquidation events
📊 Daily portfolio performance summaries

🚀 Production Deployment Checklist

Before going live with real money:

Test Extensively: Run comprehensive test suite with paper account
Verify Connections: Ensure IB Gateway/TWS connectivity
Review Limits: Confirm leverage and position size limits
Safety Checks: Validate emergency liquidation procedures
Start Small: Begin with reduced position sizes
Monitor Closely: Watch first few executions manually
Backup Plan: Have manual override procedures ready

📖 Documentation

Comprehensive guides available in docs/:

🤝 Contributing

We welcome contributions from the algorithmic trading community!

How to Contribute:

Fork the repository
Create a feature branch
Add comprehensive tests
Submit a pull request

Areas for Contribution:

Additional broker integrations (TD Ameritrade, Schwab, etc.)
Advanced portfolio optimization algorithms
Tax-loss harvesting enhancements
Alternative asset class support

⚖️ Legal & Risk Disclaimers

⚠️ Important Risk Warning:

Trading with leverage involves substantial risk of loss
Past performance does not guarantee future results
This software is provided "as-is" without warranties
Always test thoroughly before live trading
Consider your risk tolerance and investment objectives

Compliance Note: Ensure your usage complies with applicable securities regulations in your jurisdiction.

📄 License

MIT License - see LICENSE for details.

🏷️ Keywords

Interactive Brokers, IB API, Portfolio Rebalancing, Algorithmic Trading, Python Trading Bot, Multi-Currency Trading, Leverage Management, Risk Management, Automated Trading, Financial Technology, Investment Management, Quantitative Finance

⭐ Star this repository if you find it useful for your trading operations!

🔗 Follow for updates on new features and trading strategies.

Built with ❤️ for the algorithmic trading community

Name		Name	Last commit message	Last commit date
Latest commit History 69 Commits
config		config
docs		docs
examples		examples
portfolio_snapshots		portfolio_snapshots
scripts		scripts
src		src
tests		tests
.env.example		.env.example
.gitignore		.gitignore
.pre-commit-config.yaml		.pre-commit-config.yaml
CHANGES.md		CHANGES.md
CLAUDE.md		CLAUDE.md
Dockerfile		Dockerfile
LICENSE		LICENSE
Makefile		Makefile
P0_IMPLEMENTATION_REPORT.md		P0_IMPLEMENTATION_REPORT.md
README.md		README.md
README_QUICKSTART.md		README_QUICKSTART.md
create_env_example.py		create_env_example.py
create_test_env.py		create_test_env.py
main.py		main.py
pyproject.toml		pyproject.toml
requirements-dev.txt		requirements-dev.txt
requirements.txt		requirements.txt

License

Jackmeson1/ib_strategy_project

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