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.
-57.2%
Total Return
$4,275
Ending Value
-34.8%
CAGR
-60.2%
Max Drawdown
-0.94
Sharpe
40%
Win Rate
15
Trades
90%
Time in Market
MELI · SMA Crossover Long & Short turned $10,000 into $4,275 (-57.2%) vs buy & hold $11,693 (+16.9%) over 2024-08-01→2026-07-31 — it trailed buy & hold by 74.2%, worst drawdown 60% (vs 41%) · 7 short trades.

Equity curve — $10,000 invested

501 trading days
+61%-59%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-07-102026-07-31 (open)LONG+1.4%
2026-05-192026-07-10SHORT-16.1%
2026-04-272026-05-19LONG-13.3%
2026-02-242026-04-27SHORT+4.3%
2026-01-162026-02-24LONG-7.3%
2025-10-062026-01-16SHORT+3.7%
2025-09-152025-10-06LONG-7.8%
2025-07-092025-09-15SHORT+5.7%
2025-05-012025-07-09LONG+8.0%
2025-04-032025-05-01SHORT-17.9%
2025-02-062025-04-03LONG-3.3%
2024-11-072025-02-06SHORT-13.5%
2024-11-042024-11-07LONG-14.0%
2024-10-242024-11-04SHORT-0.4%
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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