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.
-52.6%
Total Return
$4,744
Ending Value
-31.3%
CAGR
-61.7%
Max Drawdown
-0.45
Sharpe
31%
Win Rate
13
Trades
90%
Time in Market
AMS · SMA Crossover Long & Short turned $10,000 into $4,744 (-52.6%) vs buy & hold $4,808 (-51.9%) over 2024-08-01→2026-07-31 — it trailed buy & hold by 0.6%, worst drawdown 62% (vs 64%) · 6 short trades.

Equity curve — $10,000 invested

501 trading days
+12%-59%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-07-212026-07-31 (open)LONG+3.4%
2026-06-082026-07-21SHORT-11.5%
2026-05-262026-06-08LONG-3.7%
2026-03-122026-05-26SHORT+35.1%
2026-01-082026-03-12LONG-4.1%
2025-10-232026-01-08SHORT+4.8%
2025-09-292025-10-23LONG-23.0%
2025-08-282025-09-29SHORT-20.3%
2025-07-232025-08-28LONG-3.5%
2025-01-152025-07-23SHORT+18.5%
2024-12-122025-01-15LONG-12.8%
2024-11-202024-12-12SHORT-18.9%
2024-10-102024-11-20LONG-6.8%
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