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.
-23.5%
Total Return
$7,650
Ending Value
-12.6%
CAGR
-71.0%
Max Drawdown
-0.01
Sharpe
22%
Win Rate
9
Trades
90%
Time in Market
SPHR · SMA Crossover Long & Short turned $10,000 into $7,650 (-23.5%) vs buy & hold $34,205 (+242.0%) over 2024-08-01→2026-07-31 — it trailed buy & hold by 265.6%, worst drawdown 71% (vs 52%) · 5 short trades.
Equity curve — $10,000 invested
501 trading daysRecent trades
long & short round-trips| Entry | Exit | Side | Return |
|---|---|---|---|
| 2026-07-29 | 2026-07-31 (open) | SHORT | -2.2% |
| 2025-09-08 | 2026-07-29 | LONG | +157.6% |
| 2025-08-20 | 2025-09-08 | SHORT | -36.0% |
| 2025-05-19 | 2025-08-20 | LONG | +1.3% |
| 2025-03-11 | 2025-05-19 | SHORT | -24.8% |
| 2025-01-21 | 2025-03-11 | LONG | -23.2% |
| 2024-11-14 | 2025-01-21 | SHORT | -2.0% |
| 2024-10-18 | 2024-11-14 | LONG | -12.9% |
| 2024-10-10 | 2024-10-18 | SHORT | -7.8% |
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