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.
-40.2%
Total Return
$5,980
Ending Value
-22.8%
CAGR
-45.6%
Max Drawdown
-0.46
Sharpe
36%
Win Rate
14
Trades
90%
Time in Market
CDNS · SMA Crossover Long & Short turned $10,000 into $5,980 (-40.2%) vs buy & hold $13,037 (+30.4%) over 2024-08-01→2026-07-31 — it trailed buy & hold by 70.6%, worst drawdown 46% (vs 29%) · 7 short trades.

Equity curve — $10,000 invested

501 trading days
+56%-41%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-07-172026-07-31 (open)SHORT-3.0%
2026-04-242026-07-17LONG-0.8%
2026-01-052026-04-24SHORT-10.5%
2025-12-292026-01-05LONG-5.2%
2025-10-152025-12-29SHORT+2.0%
2025-10-082025-10-15LONG-7.4%
2025-10-072025-10-08SHORT-1.3%
2025-07-082025-10-07LONG+6.9%
2025-06-252025-07-08SHORT-8.7%
2025-04-252025-06-25LONG+2.7%
2025-01-152025-04-25SHORT+3.7%
2024-10-312025-01-15LONG+8.9%
2024-10-222024-10-31SHORT-9.8%
2024-10-102024-10-22LONG-10.4%
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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