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.
-10.8%
Total Return
$8,925
Ending Value
-5.6%
CAGR
-54.8%
Max Drawdown
0.07
Sharpe
38%
Win Rate
13
Trades
90%
Time in Market
AES · SMA Crossover Long & Short turned $10,000 into $8,925 (-10.8%) vs buy & hold $8,197 (-18.0%) over 2024-08-01→2026-07-31 — it beat buy & hold by 7.3%, worst drawdown 55% (vs 52%) · 6 short trades.

Equity curve — $10,000 invested

501 trading days
+55%-44%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-05-072026-07-31 (open)LONG+2.7%
2026-03-182026-05-07SHORT-0.8%
2026-01-052026-03-18LONG-3.7%
2025-11-242026-01-05SHORT-6.1%
2025-10-032025-11-24LONG-4.8%
2025-09-162025-10-03SHORT-14.8%
2025-06-262025-09-16LONG+17.5%
2025-06-162025-06-26SHORT+5.7%
2025-06-042025-06-16LONG+12.7%
2025-04-222025-06-04SHORT-1.9%
2025-03-182025-04-22LONG-22.8%
2024-10-282025-03-18SHORT+24.2%
2024-10-102024-10-28LONG-1.6%
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