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.
-9.4%
Total Return
$9,058
Ending Value
-4.9%
CAGR
-36.1%
Max Drawdown
-0.03
Sharpe
33%
Win Rate
9
Trades
90%
Time in Market
AXP · SMA Crossover Long & Short turned $10,000 into $9,058 (-9.4%) vs buy & hold $13,521 (+35.2%) over 2024-08-01→2026-07-31 — it trailed buy & hold by 44.6%, worst drawdown 36% (vs 29%) · 4 short trades.
Equity curve — $10,000 invested
501 trading daysRecent trades
long & short round-trips| Entry | Exit | Side | Return |
|---|---|---|---|
| 2026-06-22 | 2026-07-31 (open) | LONG | -0.5% |
| 2026-06-02 | 2026-06-22 | SHORT | -8.7% |
| 2026-04-24 | 2026-06-02 | LONG | -1.0% |
| 2026-01-28 | 2026-04-24 | SHORT | +12.0% |
| 2025-09-04 | 2026-01-28 | LONG | +8.0% |
| 2025-08-08 | 2025-09-04 | SHORT | -11.2% |
| 2025-05-12 | 2025-08-08 | LONG | -0.5% |
| 2025-03-04 | 2025-05-12 | SHORT | -5.5% |
| 2024-10-10 | 2025-03-04 | LONG | +4.8% |
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