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.
+6.5%
Total Return
$10,646
Ending Value
+3.2%
CAGR
-17.9%
Max Drawdown
0.28
Sharpe
43%
Win Rate
7
Trades
90%
Time in Market
SPYM · SMA Crossover Long & Short turned $10,000 into $10,646 (+6.5%) vs buy & hold $13,764 (+37.6%) over 2024-08-01→2026-07-31 — it trailed buy & hold by 31.2%, worst drawdown 18% (vs 19%) · 3 short trades.

Equity curve — $10,000 invested

501 trading days
+39%-10%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-04-232026-07-31 (open)LONG+5.4%
2026-02-272026-04-23SHORT-3.2%
2025-05-142026-02-27LONG+16.9%
2025-03-072025-05-14SHORT-2.0%
2025-02-072025-03-07LONG-4.1%
2025-01-132025-02-07SHORT-3.3%
2024-10-102025-01-13LONG+1.0%
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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