Stock Backtesting Simulator — Demo

📈 Stock Backtesting Simulator

Educational backtesting with synthetic or manual price data · v1.0

⚡ Client-side · No API

Configuration

Stock Identifier

Price Input Mode

Manual Series Synthetic GBM

Price Series (one per line or CSV, date optional)

Start Price

Annual Return μ

Annual Vol σ

Trading Days

Random Seed (optional)

Strategy & Capital

Initial Capital ($)

Strategy Buy & Hold SMA Crossover

SMA Fast

SMA Slow

Tx Cost (% per trade)

Stop-Loss % (0=off)

Take-Profit % (0=off)

Risk-Free Rate %

Benchmark

Benchmark Source Synthetic Market (μ=8%, σ=15%) Same as price series Custom series

Custom Benchmark Prices

Ready to Simulate

Sample data is pre-loaded. Press Run Simulation to see performance metrics, equity curves, and trade logs.

📊 Equity Curve — Strategy vs Benchmark

📉 Underwater / Drawdown

Performance Comparison

Metric	Strategy	Benchmark	Difference

Trade Log

#	Entry Idx	Exit Idx	Entry Px	Exit Px	P&L	Return %	Cum. Equity

For educational purposes only. Not financial advice.
Built with vanilla HTML, CSS, JavaScript & Chart.js · No backend · All data stays in your browser.