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.
-153.6%
Total Return
$-5,362
Ending Value
-100.0%
CAGR
-144.3%
Max Drawdown
-0.03
Sharpe
44%
Win Rate
9
Trades
90%
Time in Market
XAIR · SMA Crossover Long & Short turned $10,000 into $-5,362 (-153.6%) vs buy & hold $240 (-97.6%) over 2024-08-01→2026-07-31 — it trailed buy & hold by 56.0%, worst drawdown 144% (vs 98%) · 5 short trades.

Equity curve — $10,000 invested

501 trading days
+20%-154%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-02-242026-07-31 (open)SHORT+72.9%
2026-01-232026-02-24LONG-39.8%
2025-10-312026-01-23SHORT+21.4%
2025-10-152025-10-31LONG-20.2%
2025-07-112025-10-15SHORT+25.4%
2025-07-092025-07-11LONG-17.6%
2024-12-272025-07-09SHORT+52.3%
2024-11-052024-12-27LONG-1.1%
2024-10-102024-11-05SHORT-34.4%
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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