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.
+22.4%
Total Return
$12,236
Ending Value
+10.7%
CAGR
-25.6%
Max Drawdown
0.48
Sharpe
40%
Win Rate
10
Trades
90%
Time in Market
BIIB · SMA Crossover Long & Short turned $10,000 into $12,236 (+22.4%) vs buy & hold $9,632 (-3.7%) over 2024-08-01→2026-07-31 — it beat buy & hold by 26.0%, worst drawdown 26% (vs 46%) · 5 short trades.
Equity curve — $10,000 invested
501 trading daysRecent trades
long & short round-trips| Entry | Exit | Side | Return |
|---|---|---|---|
| 2026-05-08 | 2026-07-31 (open) | LONG | +4.9% |
| 2026-04-01 | 2026-05-08 | SHORT | -5.3% |
| 2026-02-11 | 2026-04-01 | LONG | -3.9% |
| 2026-02-02 | 2026-02-11 | SHORT | -6.8% |
| 2025-08-15 | 2026-02-02 | LONG | +29.2% |
| 2025-08-06 | 2025-08-15 | SHORT | -7.2% |
| 2025-06-02 | 2025-08-06 | LONG | -1.4% |
| 2025-04-02 | 2025-06-02 | SHORT | +0.1% |
| 2025-03-21 | 2025-04-02 | LONG | -6.8% |
| 2024-10-10 | 2025-03-21 | SHORT | +25.3% |
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