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.
+39.0%
Total Return
$13,901
Ending Value
+18.0%
CAGR
-41.6%
Max Drawdown
0.61
Sharpe
47%
Win Rate
15
Trades
90%
Time in Market
BLKB · SMA Crossover Long & Short turned $10,000 into $13,901 (+39.0%) vs buy & hold $5,476 (-45.2%) over 2024-08-01→2026-07-31 — it beat buy & hold by 84.3%, worst drawdown 42% (vs 70%) · 7 short trades.
Equity curve — $10,000 invested
501 trading daysRecent trades
long & short round-trips| Entry | Exit | Side | Return |
|---|---|---|---|
| 2026-07-21 | 2026-07-31 (open) | LONG | +35.7% |
| 2026-01-23 | 2026-07-21 | SHORT | +44.0% |
| 2025-12-23 | 2026-01-23 | LONG | -11.1% |
| 2025-10-09 | 2025-12-23 | SHORT | -1.2% |
| 2025-09-08 | 2025-10-09 | LONG | -7.7% |
| 2025-08-27 | 2025-09-08 | SHORT | -2.0% |
| 2025-06-27 | 2025-08-27 | LONG | +3.9% |
| 2025-06-17 | 2025-06-27 | SHORT | -5.3% |
| 2025-05-19 | 2025-06-17 | LONG | -4.7% |
| 2025-02-21 | 2025-05-19 | SHORT | +6.4% |
| 2025-02-12 | 2025-02-21 | LONG | -13.7% |
| 2024-12-12 | 2025-02-12 | SHORT | +1.5% |
| 2024-12-02 | 2024-12-12 | LONG | -3.6% |
| 2024-11-14 | 2024-12-02 | SHORT | +0.9% |
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