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.
-21.9%
Total Return
$7,805
Ending Value
-11.7%
CAGR
-39.8%
Max Drawdown
-0.24
Sharpe
27%
Win Rate
11
Trades
90%
Time in Market
GE · SMA Crossover Long & Short turned $10,000 into $7,805 (-21.9%) vs buy & hold $21,212 (+112.1%) over 2024-08-01→2026-07-31 — it trailed buy & hold by 134.1%, worst drawdown 40% (vs 21%) · 5 short trades.

Equity curve — $10,000 invested

501 trading days
+122%-32%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-05-272026-07-31 (open)LONG+13.5%
2026-03-252026-05-27SHORT-7.0%
2026-02-202026-03-25LONG-13.6%
2026-02-172026-02-20SHORT-4.9%
2026-01-052026-02-17LONG+0.9%
2025-12-012026-01-05SHORT-12.4%
2025-05-092025-12-01LONG+34.2%
2025-03-282025-05-09SHORT-7.5%
2025-01-232025-03-28LONG-0.5%
2024-11-122025-01-23SHORT-9.9%
2024-10-102024-11-12LONG-2.9%
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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