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.
-2.3%
Total Return
$9,770
Ending Value
-1.2%
CAGR
-39.5%
Max Drawdown
0.12
Sharpe
44%
Win Rate
9
Trades
90%
Time in Market
GS · SMA Crossover Long & Short turned $10,000 into $9,770 (-2.3%) vs buy & hold $20,363 (+103.6%) over 2024-08-01→2026-07-31 — it trailed buy & hold by 105.9%, worst drawdown 40% (vs 31%) · 4 short trades.

Equity curve — $10,000 invested

501 trading days
+130%-26%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-04-202026-07-31 (open)LONG+8.1%
2026-02-272026-04-20SHORT-9.6%
2025-11-132026-02-27LONG+6.7%
2025-11-032025-11-13SHORT-2.5%
2025-05-132025-11-03LONG+30.1%
2025-03-122025-05-13SHORT-12.7%
2025-01-242025-03-12LONG-15.9%
2025-01-082025-01-24SHORT-9.8%
2024-10-102025-01-08LONG+15.1%
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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