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.
+34.4%
Total Return
$13,444
Ending Value
+16.1%
CAGR
-13.7%
Max Drawdown
0.66
Sharpe
86%
Win Rate
7
Trades
90%
Time in Market
BJ · SMA Crossover Long & Short turned $10,000 into $13,444 (+34.4%) vs buy & hold $11,137 (+11.4%) over 2024-08-01→2026-07-31 — it beat buy & hold by 23.1%, worst drawdown 14% (vs 30%) · 3 short trades.

Equity curve — $10,000 invested

501 trading days
+43%-11%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-07-242026-07-31 (open)LONG+5.2%
2026-04-012026-07-24SHORT+1.8%
2025-12-242026-04-01LONG+0.1%
2025-06-022025-12-24SHORT+15.4%
2025-01-302025-06-02LONG+11.7%
2025-01-162025-01-30SHORT-5.9%
2024-10-102025-01-16LONG+8.2%
Alt-Data Signal Hub · showing live market data, fetched the moment this page loaded · market & option prices are always live on load · display-only, not advice

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