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.
-1.6%
Total Return
$9,842
Ending Value
-0.8%
CAGR
-52.1%
Max Drawdown
0.25
Sharpe
44%
Win Rate
9
Trades
90%
Time in Market
KD · SMA Crossover Long & Short turned $10,000 into $9,842 (-1.6%) vs buy & hold $5,768 (-42.3%) over 2024-08-01→2026-07-31 — it beat buy & hold by 40.7%, worst drawdown 52% (vs 76%) · 4 short trades.

Equity curve — $10,000 invested

501 trading days
+85%-55%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-07-212026-07-31 (open)LONG+11.2%
2026-05-192026-07-21SHORT-1.3%
2026-04-202026-05-19LONG-17.8%
2026-01-282026-04-20SHORT+38.2%
2025-12-262026-01-28LONG-12.9%
2025-07-312025-12-26SHORT+27.9%
2025-05-142025-07-31LONG-8.3%
2025-03-122025-05-14SHORT-21.2%
2024-10-102025-03-12LONG+38.3%
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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