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.
-44.8%
Total Return
$5,517
Ending Value
-25.9%
CAGR
-53.6%
Max Drawdown
-0.89
Sharpe
19%
Win Rate
16
Trades
90%
Time in Market
CENTA · SMA Crossover Long & Short turned $10,000 into $5,517 (-44.8%) vs buy & hold $11,108 (+11.1%) over 2024-08-01→2026-07-31 — it trailed buy & hold by 55.9%, worst drawdown 54% (vs 30%) · 8 short trades.

Equity curve — $10,000 invested

501 trading days
+15%-52%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-04-242026-07-31 (open)LONG+9.1%
2026-03-312026-04-24SHORT-7.2%
2026-02-052026-03-31LONG-2.3%
2026-01-162026-02-05SHORT-13.3%
2025-11-282026-01-16LONG-5.4%
2025-08-262025-11-28SHORT+4.5%
2025-07-022025-08-26LONG+0.1%
2025-06-302025-07-02SHORT-3.5%
2025-05-292025-06-30LONG-2.2%
2025-04-042025-05-29SHORT-1.7%
2025-03-312025-04-04LONG-3.9%
2025-03-252025-03-31SHORT-5.9%
2025-02-282025-03-25LONG-1.8%
2025-01-152025-02-28SHORT-3.2%
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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