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.
-62.1%
Total Return
$3,785
Ending Value
-38.7%
CAGR
-69.4%
Max Drawdown
-0.65
Sharpe
41%
Win Rate
17
Trades
90%
Time in Market
AMRN · SMA Crossover Long & Short turned $10,000 into $3,785 (-62.1%) vs buy & hold $11,500 (+15.0%) over 2024-08-01→2026-07-31 — it trailed buy & hold by 77.1%, worst drawdown 69% (vs 44%) · 9 short trades.

Equity curve — $10,000 invested

501 trading days
+58%-62%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-07-272026-07-31 (open)SHORT-3.3%
2026-06-172026-07-27LONG-12.4%
2026-06-052026-06-17SHORT-13.2%
2026-05-292026-06-05LONG-3.9%
2026-04-092026-05-29SHORT+2.0%
2026-04-062026-04-09LONG+1.0%
2026-03-172026-04-06SHORT+5.7%
2026-03-112026-03-17LONG-4.9%
2026-03-062026-03-11SHORT-16.1%
2026-01-292026-03-06LONG-8.8%
2025-11-182026-01-29SHORT+7.7%
2025-10-012025-11-18LONG+0.4%
2025-08-192025-10-01SHORT-5.2%
2025-05-022025-08-19LONG+45.0%
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

All pages

Catalyst EdgeCongressNewsEarningsSEC FilingsHedge FundsLockupsPositioningMarket cycleBacktestOptionsSourcesGlossaryAbout & API