Strategy backtester

Test any of 20 strategies on any ticker — long, short, or both — against free historical prices, and compare to buy & hold. Set trading cost and a stop-loss for a realistic run. Historical simulation only (dividends not modeled); past performance is not indicative of future results, and this is analysis, not advice.

Fast MASlow MAFastSlowSignalRSI lenBuy<Sell>PeriodStd×Lookbackno parametersMorning momentum: breakout → pullback holds → confirmation. Fixed rules, no parameters; real 0DTE option prices. Ignores the cost/stop/range fields below. Best on SPY/QQQ/IWM.
Direction lets you trade short too. Cost = bps per trade; stop-loss exits after that % adverse move (0 = off). "Compare all" runs every strategy.
+2.7%
Total Return
$10,267
Ending Value
+1.7%
CAGR
-5.4%
Max Drawdown
0.34
Sharpe
38%
Win Rate
8
Trades
87%
Time in Market
BNY-PK · SMA Crossover Long & Short turned $10,000 into $10,267 (+2.7%) vs buy & hold $9,543 (-4.6%) over 2025-03-18→2026-09-24 — it beat buy & hold by 7.2%, worst drawdown 5% (vs 7%) · 4 short trades.

Equity curve — $10,000 invested

383 trading days
+3%-4%■ strategy■ buy & hold

Recent trades

long & short round-trips
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