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.
-46.3%
Total Return
$5,370
Ending Value
-47.9%
CAGR
-78.4%
Max Drawdown
-0.06
Sharpe
60%
Win Rate
5
Trades
80%
Time in Market
FRMI · SMA Crossover Long & Short turned $10,000 into $5,370 (-46.3%) vs buy & hold $1,476 (-85.2%) over 2025-10-01→2026-09-15 — it beat buy & hold by 38.9%, worst drawdown 78% (vs 86%) · 3 short trades.

Equity curve — $10,000 invested

240 trading days
+67%-86%■ strategy■ buy & hold

Recent trades

long & short round-trips
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