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.
+13.8%
Total Return
$11,384
Ending Value
+6.7%
CAGR
-40.4%
Max Drawdown
0.36
Sharpe
25%
Win Rate
8
Trades
90%
Time in Market
GDDY · SMA Crossover Long & Short turned $10,000 into $11,384 (+13.8%) vs buy & hold $5,851 (-41.5%) over 2024-08-01→2026-07-31 — it beat buy & hold by 55.3%, worst drawdown 40% (vs 65%) · 4 short trades.

Equity curve — $10,000 invested

501 trading days
+91%-47%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-07-172026-07-31 (open)LONG-12.3%
2026-06-162026-07-17SHORT-19.7%
2026-05-062026-06-16LONG-7.5%
2025-06-182026-05-06SHORT+51.7%
2025-05-072025-06-18LONG-3.7%
2025-02-242025-05-07SHORT-5.2%
2024-10-162025-02-24LONG+6.2%
2024-10-102024-10-16SHORT-1.1%
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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