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.
+201.4%
Total Return
$30,141
Ending Value
+74.2%
CAGR
-44.1%
Max Drawdown
1.19
Sharpe
80%
Win Rate
5
Trades
90%
Time in Market
AMKR · SMA Crossover Long & Short turned $10,000 into $30,141 (+201.4%) vs buy & hold $16,618 (+66.2%) over 2024-08-01→2026-07-31 — it beat buy & hold by 135.2%, worst drawdown 44% (vs 55%) · 3 short trades.

Equity curve — $10,000 invested

501 trading days
+265%-47%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-07-212026-07-31 (open)SHORT+25.3%
2026-04-102026-07-21LONG+15.1%
2026-03-102026-04-10SHORT-31.9%
2025-05-192026-03-10LONG+128.1%
2024-10-102025-05-19SHORT+36.3%
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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