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.
-34.3%
Total Return
$6,572
Ending Value
-19.0%
CAGR
-55.0%
Max Drawdown
-0.25
Sharpe
33%
Win Rate
12
Trades
90%
Time in Market
QCOM · SMA Crossover Long & Short turned $10,000 into $6,572 (-34.3%) vs buy & hold $9,001 (-10.0%) over 2024-08-01→2026-07-31 — it trailed buy & hold by 24.3%, worst drawdown 55% (vs 41%) · 6 short trades.
Equity curve — $10,000 invested
501 trading daysRecent trades
long & short round-trips| Entry | Exit | Side | Return |
|---|---|---|---|
| 2026-07-06 | 2026-07-31 (open) | SHORT | +20.8% |
| 2026-04-30 | 2026-07-06 | LONG | +3.8% |
| 2026-01-21 | 2026-04-30 | SHORT | -14.8% |
| 2025-12-16 | 2026-01-21 | LONG | -11.2% |
| 2025-12-02 | 2025-12-16 | SHORT | -3.2% |
| 2025-09-05 | 2025-12-02 | LONG | +6.8% |
| 2025-08-07 | 2025-09-05 | SHORT | -9.6% |
| 2025-05-21 | 2025-08-07 | LONG | -3.6% |
| 2025-03-10 | 2025-05-21 | SHORT | +2.4% |
| 2025-01-23 | 2025-03-10 | LONG | -11.1% |
| 2024-11-14 | 2025-01-23 | SHORT | -6.3% |
| 2024-10-10 | 2024-11-14 | LONG | -2.7% |
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