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.
-33.1%
Total Return
$6,694
Ending Value
-38.4%
CAGR
-48.6%
Max Drawdown
-0.48
Sharpe
33%
Win Rate
6
Trades
77%
Time in Market
NP · SMA Crossover Long & Short turned $10,000 into $6,694 (-33.1%) vs buy & hold $12,786 (+27.9%) over 2025-10-01→2026-07-31 — it trailed buy & hold by 60.9%, worst drawdown 49% (vs 44%) · 3 short trades.

Equity curve — $10,000 invested

209 trading days
+42%-37%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-06-302026-07-31 (open)LONG+0.7%
2026-06-122026-06-30SHORT-15.0%
2026-04-062026-06-12LONG+5.8%
2026-01-302026-04-06SHORT-1.6%
2025-12-192026-01-30LONG-9.5%
2025-12-102025-12-19SHORT-4.1%
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