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.
-75.5%
Total Return
$2,455
Ending Value
-70.5%
CAGR
-87.6%
Max Drawdown
-0.90
Sharpe
43%
Win Rate
7
Trades
83%
Time in Market
CRCL · SMA Crossover Long & Short turned $10,000 into $2,455 (-75.5%) vs buy & hold $7,523 (-24.8%) over 2025-06-05→2026-07-31 — it trailed buy & hold by 50.7%, worst drawdown 88% (vs 81%) · 4 short trades.

Equity curve — $10,000 invested

290 trading days
+189%-80%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-06-112026-07-31 (open)SHORT+24.2%
2026-05-112026-06-11LONG-37.3%
2026-04-272026-05-11SHORT-38.1%
2026-03-092026-04-27LONG-14.7%
2025-11-052026-03-09SHORT+1.1%
2025-10-102025-11-05LONG-15.0%
2025-08-152025-10-10SHORT+10.9%
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

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