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.
-69.1%
Total Return
$3,090
Ending Value
-44.6%
CAGR
-85.4%
Max Drawdown
-0.43
Sharpe
33%
Win Rate
12
Trades
90%
Time in Market
ABCL · SMA Crossover Long & Short turned $10,000 into $3,090 (-69.1%) vs buy & hold $18,721 (+87.2%) over 2024-08-01→2026-07-31 — it trailed buy & hold by 156.3%, worst drawdown 85% (vs 55%) · 6 short trades.

Equity curve — $10,000 invested

501 trading days
+166%-83%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-04-062026-07-31 (open)LONG+68.4%
2026-02-122026-04-06SHORT-15.3%
2026-01-152026-02-12LONG-29.7%
2025-11-132026-01-15SHORT-15.5%
2025-09-302025-11-13LONG-28.0%
2025-09-092025-09-30SHORT-18.6%
2025-06-122025-09-09LONG+34.6%
2025-05-162025-06-12SHORT-55.2%
2025-05-072025-05-16LONG+1.0%
2025-03-032025-05-07SHORT+14.8%
2024-10-232025-03-03LONG-15.1%
2024-10-102024-10-23SHORT-11.2%
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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