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.
-47.3%
Total Return
$5,270
Ending Value
-27.5%
CAGR
-52.1%
Max Drawdown
-1.15
Sharpe
24%
Win Rate
17
Trades
90%
Time in Market
AB · SMA Crossover Long & Short turned $10,000 into $5,270 (-47.3%) vs buy & hold $10,387 (+3.9%) over 2024-08-01→2026-07-31 — it trailed buy & hold by 51.2%, worst drawdown 52% (vs 19%) · 8 short trades.

Equity curve — $10,000 invested

501 trading days
+21%-47%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-07-272026-07-31 (open)LONG-3.0%
2026-06-032026-07-27SHORT-2.8%
2026-04-282026-06-03LONG-4.1%
2026-03-052026-04-28SHORT+0.3%
2026-02-032026-03-05LONG-6.8%
2026-01-022026-02-03SHORT-7.0%
2025-10-282026-01-02LONG-4.4%
2025-08-212025-10-28SHORT-2.2%
2025-05-062025-08-21LONG-1.6%
2025-04-222025-05-06SHORT-8.6%
2025-04-102025-04-22LONG+3.6%
2025-04-082025-04-10SHORT-8.2%
2025-04-032025-04-08LONG-12.9%
2025-02-272025-04-03SHORT-1.3%
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

All pages

Catalyst EdgeCongressNewsEarningsSEC FilingsHedge FundsLockupsPositioningMarket cycleBacktestOptionsSourcesGlossaryAbout & API