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.
+5.2%
Total Return
$10,522
Ending Value
+8.9%
CAGR
-60.4%
Max Drawdown
0.53
Sharpe
50%
Win Rate
2
Trades
67%
Time in Market
AIDX · SMA Crossover Long & Short turned $10,000 into $10,522 (+5.2%) vs buy & hold $176 (-98.2%) over 2026-02-19→2026-09-24 — it beat buy & hold by 103.5%, worst drawdown 60% (vs 98%) · 1 short trade.

Equity curve — $10,000 invested

150 trading days
+165%-98%■ strategy■ buy & hold

Recent trades

long & short round-trips
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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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