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.
-67.0%
Total Return
$3,299
Ending Value
-42.8%
CAGR
-73.7%
Max Drawdown
-0.90
Sharpe
13%
Win Rate
15
Trades
90%
Time in Market
NRG · SMA Crossover Long & Short turned $10,000 into $3,299 (-67.0%) vs buy & hold $18,271 (+82.7%) over 2024-08-01→2026-07-31 — it trailed buy & hold by 149.7%, worst drawdown 74% (vs 34%) · 7 short trades.
Equity curve — $10,000 invested
501 trading daysRecent trades
long & short round-trips| Entry | Exit | Side | Return |
|---|---|---|---|
| 2026-07-10 | 2026-07-31 (open) | LONG | -4.4% |
| 2026-05-11 | 2026-07-10 | SHORT | -2.3% |
| 2026-05-04 | 2026-05-11 | LONG | -11.3% |
| 2026-03-25 | 2026-05-04 | SHORT | -2.5% |
| 2026-02-20 | 2026-03-25 | LONG | -15.7% |
| 2025-12-01 | 2026-02-20 | SHORT | -8.2% |
| 2025-09-22 | 2025-12-01 | LONG | -3.1% |
| 2025-08-27 | 2025-09-22 | SHORT | -15.4% |
| 2025-08-04 | 2025-08-27 | LONG | -14.8% |
| 2025-07-22 | 2025-08-04 | SHORT | -13.0% |
| 2025-05-01 | 2025-07-22 | LONG | +34.9% |
| 2025-03-13 | 2025-05-01 | SHORT | -25.5% |
| 2025-01-17 | 2025-03-13 | LONG | -13.0% |
| 2025-01-06 | 2025-01-17 | SHORT | -5.9% |
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