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.
-7.2%
Total Return
$9,284
Ending Value
-3.7%
CAGR
-72.4%
Max Drawdown
0.29
Sharpe
36%
Win Rate
11
Trades
90%
Time in Market
BAND · SMA Crossover Long & Short turned $10,000 into $9,284 (-7.2%) vs buy & hold $24,508 (+145.1%) over 2024-08-01→2026-07-31 — it trailed buy & hold by 152.2%, worst drawdown 72% (vs 53%) · 5 short trades.

Equity curve — $10,000 invested

501 trading days
+391%-64%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-03-062026-07-31 (open)LONG+136.5%
2026-01-202026-03-06SHORT-25.2%
2025-12-312026-01-20LONG-14.4%
2025-10-272025-12-31SHORT+8.9%
2025-09-112025-10-27LONG+3.4%
2025-08-072025-09-11SHORT-20.4%
2025-05-212025-08-07LONG-0.7%
2025-03-102025-05-21SHORT+5.3%
2025-02-182025-03-10LONG-22.7%
2024-12-302025-02-18SHORT-11.0%
2024-10-102024-12-30LONG-0.9%
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