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.
-58.6%
Total Return
$4,139
Ending Value
-35.8%
CAGR
-81.4%
Max Drawdown
-0.09
Sharpe
55%
Win Rate
11
Trades
90%
Time in Market
ALT · SMA Crossover Long & Short turned $10,000 into $4,139 (-58.6%) vs buy & hold $4,663 (-53.4%) over 2024-08-01→2026-07-31 — it trailed buy & hold by 5.2%, worst drawdown 81% (vs 74%) · 5 short trades.

Equity curve — $10,000 invested

501 trading days
+72%-62%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-07-132026-07-31 (open)LONG-5.0%
2026-03-052026-07-13SHORT+14.7%
2026-02-032026-03-05LONG-35.9%
2026-01-072026-02-03SHORT-30.5%
2025-09-252026-01-07LONG+6.9%
2025-07-112025-09-25SHORT+5.3%
2025-05-142025-07-11LONG-27.4%
2025-01-082025-05-14SHORT+23.5%
2024-11-062025-01-08LONG+1.9%
2024-10-152024-11-06SHORT-3.8%
2024-10-102024-10-15LONG+16.9%
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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