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.
-99.8%
Total Return
$23
Ending Value
-95.2%
CAGR
-99.9%
Max Drawdown
-0.46
Sharpe
25%
Win Rate
12
Trades
90%
Time in Market
AEMD · SMA Crossover Long & Short turned $10,000 into $23 (-99.8%) vs buy & hold $250 (-97.5%) over 2024-08-01→2026-07-31 — it trailed buy & hold by 2.3%, worst drawdown 100% (vs 99%) · 6 short trades.

Equity curve — $10,000 invested

501 trading days
+176%-100%■ strategy■ buy & hold

Recent trades

long & short round-trips
EntryExitSideReturn
2026-06-082026-07-31 (open)SHORT+67.5%
2026-05-272026-06-08LONG-33.9%
2026-05-212026-05-27SHORT-46.2%
2026-04-082026-05-21LONG-5.8%
2025-09-122026-04-08SHORT+71.0%
2025-08-282025-09-12LONG-62.3%
2025-06-112025-08-28SHORT-1.0%
2025-05-162025-06-11LONG-36.9%
2025-02-282025-05-16SHORT+23.1%
2024-12-182025-02-28LONG-21.2%
2024-10-242024-12-18SHORT-78.4%
2024-10-102024-10-24LONG-5.1%
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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