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.
-15.3%
Total Return
$8,473
Ending Value
-8.0%
CAGR
-68.4%
Max Drawdown
0.07
Sharpe
38%
Win Rate
13
Trades
90%
Time in Market
AVTR · SMA Crossover Long & Short turned $10,000 into $8,473 (-15.3%) vs buy & hold $5,200 (-48.0%) over 2024-08-01→2026-07-31 — it beat buy & hold by 32.7%, worst drawdown 68% (vs 73%) · 6 short trades.

Equity curve — $10,000 invested

501 trading days
+30%-71%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-05-052026-07-31 (open)LONG+71.2%
2026-02-112026-05-05SHORT+16.5%
2026-01-092026-02-11LONG-22.3%
2025-11-132026-01-09SHORT-6.1%
2025-10-082025-11-13LONG-14.9%
2025-09-242025-10-08SHORT-14.5%
2025-09-102025-09-24LONG-4.8%
2025-08-042025-09-10SHORT-11.6%
2025-06-272025-08-04LONG-16.5%
2025-02-112025-06-27SHORT+26.4%
2025-01-062025-02-11LONG-16.1%
2024-10-162025-01-06SHORT+11.6%
2024-10-102024-10-16LONG+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