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.
-60.2%
Total Return
$3,980
Ending Value
-37.1%
CAGR
-120.9%
Max Drawdown
-0.15
Sharpe
50%
Win Rate
8
Trades
90%
Time in Market
BYND · SMA Crossover Long & Short turned $10,000 into $3,980 (-60.2%) vs buy & hold $922 (-90.8%) over 2024-08-01→2026-07-31 — it beat buy & hold by 30.6%, worst drawdown 121% (vs 93%) · 4 short trades.

Equity curve — $10,000 invested

501 trading days
+83%-91%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-06-042026-07-31 (open)SHORT+28.0%
2026-04-272026-06-04LONG-13.5%
2025-08-112026-04-27SHORT+66.3%
2025-06-042025-08-11LONG-16.9%
2025-03-032025-06-04SHORT-5.5%
2025-02-132025-03-03LONG-20.2%
2024-11-062025-02-13SHORT+41.3%
2024-10-102024-11-06LONG+3.3%
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