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.
-50.0%
Total Return
$5,001
Ending Value
-29.4%
CAGR
-52.7%
Max Drawdown
-0.74
Sharpe
27%
Win Rate
15
Trades
90%
Time in Market
CNM · SMA Crossover Long & Short turned $10,000 into $5,001 (-50.0%) vs buy & hold $8,644 (-13.6%) over 2024-08-01→2026-07-31 — it trailed buy & hold by 36.4%, worst drawdown 53% (vs 37%) · 8 short trades.
Equity curve — $10,000 invested
501 trading daysRecent trades
long & short round-trips| Entry | Exit | Side | Return |
|---|---|---|---|
| 2026-07-02 | 2026-07-31 (open) | SHORT | +2.1% |
| 2026-06-18 | 2026-07-02 | LONG | -7.5% |
| 2026-05-11 | 2026-06-18 | SHORT | +0.7% |
| 2026-05-06 | 2026-05-11 | LONG | -3.5% |
| 2026-03-09 | 2026-05-06 | SHORT | -1.4% |
| 2025-12-19 | 2026-03-09 | LONG | -7.3% |
| 2025-11-18 | 2025-12-19 | SHORT | -17.9% |
| 2025-11-14 | 2025-11-18 | LONG | -3.1% |
| 2025-09-11 | 2025-11-14 | SHORT | +4.7% |
| 2025-04-29 | 2025-09-11 | LONG | -6.6% |
| 2025-03-03 | 2025-04-29 | SHORT | -7.4% |
| 2024-11-29 | 2025-03-03 | LONG | +1.5% |
| 2024-11-21 | 2024-11-29 | SHORT | -8.9% |
| 2024-10-30 | 2024-11-21 | LONG | -1.9% |
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