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.
-55.8%
Total Return
$4,423
Ending Value
-33.7%
CAGR
-80.0%
Max Drawdown
-0.66
Sharpe
23%
Win Rate
13
Trades
90%
Time in Market
ATRC · SMA Crossover Long & Short turned $10,000 into $4,423 (-55.8%) vs buy & hold $17,947 (+79.5%) over 2024-08-01→2026-07-31 — it trailed buy & hold by 135.2%, worst drawdown 80% (vs 39%) · 6 short trades.
Equity curve — $10,000 invested
501 trading daysRecent trades
long & short round-trips| Entry | Exit | Side | Return |
|---|---|---|---|
| 2026-07-01 | 2026-07-31 (open) | LONG | +27.0% |
| 2026-02-03 | 2026-07-01 | SHORT | +21.9% |
| 2025-12-09 | 2026-02-03 | LONG | -4.2% |
| 2025-11-06 | 2025-12-09 | SHORT | -26.1% |
| 2025-10-29 | 2025-11-06 | LONG | -11.1% |
| 2025-10-03 | 2025-10-29 | SHORT | -1.8% |
| 2025-08-11 | 2025-10-03 | LONG | -1.9% |
| 2025-07-07 | 2025-08-11 | SHORT | -12.5% |
| 2025-06-03 | 2025-07-07 | LONG | -9.2% |
| 2025-03-13 | 2025-06-03 | SHORT | -6.0% |
| 2025-01-24 | 2025-03-13 | LONG | -19.3% |
| 2024-12-26 | 2025-01-24 | SHORT | -32.0% |
| 2024-10-10 | 2024-12-26 | LONG | +13.7% |
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