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.
-26.5%
Total Return
$7,351
Ending Value
-14.3%
CAGR
-41.0%
Max Drawdown
-0.15
Sharpe
25%
Win Rate
12
Trades
90%
Time in Market
NVDA · SMA Crossover Long & Short turned $10,000 into $7,351 (-26.5%) vs buy & hold $18,382 (+83.8%) over 2024-08-01→2026-07-31 — it trailed buy & hold by 110.3%, worst drawdown 41% (vs 37%) · 6 short trades.

Equity curve — $10,000 invested

501 trading days
+106%-30%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-06-242026-07-31 (open)SHORT-0.9%
2026-04-222026-06-24LONG-1.7%
2026-03-102026-04-22SHORT-9.6%
2026-03-062026-03-10LONG+3.9%
2026-03-022026-03-06SHORT+2.6%
2026-01-152026-03-02LONG-2.4%
2025-12-022026-01-15SHORT-3.1%
2025-10-032025-12-02LONG-3.3%
2025-09-172025-10-03SHORT-10.2%
2025-05-142025-09-17LONG+25.8%
2024-12-172025-05-14SHORT-3.8%
2024-10-102024-12-17LONG-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

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