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.
-7.1%
Total Return
$9,294
Ending Value
-29.4%
CAGR
-7.1%
Max Drawdown
-3.63
Sharpe
0%
Win Rate
1
Trades
8%
Time in Market
LIME · SMA Crossover Long & Short turned $10,000 into $9,294 (-7.1%) vs buy & hold $11,696 (+17.0%) over 2026-07-01→2026-09-15 — it trailed buy & hold by 24.0%, worst drawdown 7% (vs 30%).

Equity curve — $10,000 invested

53 trading days
+66%-7%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
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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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