The best indicator for Garmin (GRMN)
We backtested 20 indicators across daily, weekly and hourly charts on real Garmin (GRMN) history. Here's what actually worked — risk-adjusted, out-of-sample, with costs.
RSI Trend (>50)
On the weekly chart, this is the strongest risk-adjusted edge we found for Garmin (GRMN) over ~25.6 years — trailing buy-and-hold by 0.6% CAGR.
The winner on each chart
Every indicator, ranked
Ranked by Sharpe (risk-adjusted return). Hypothetical, fees included.
| # | Indicator | TF | CAGR | Sharpe | Max DD | Win | Trades | vs B&H |
|---|---|---|---|---|---|---|---|---|
| 1 | RSI Trend (>50) ✓ | Weekly | 15.5% | 0.67 | -43.8% | 55.4% | 56 | -0.6% |
| 2 | SMA 50/200 Cross ✓ | Daily | 15.5% | 0.66 | -52.1% | 73.3% | 15 | -0.6% |
| 3 | Donchian Breakout ✓ | Weekly | 13.7% | 0.64 | -42.9% | 64.7% | 17 | -2.4% |
| 4 | Rate of Change ✓ | Weekly | 14.2% | 0.63 | -47.8% | 60.0% | 65 | -1.8% |
| 5 | EMA 20/50 Cross ✓ | Daily | 13.8% | 0.62 | -44.0% | 47.2% | 53 | -2.4% |
| 6 | EMA 50/200 Cross ✓ | Daily | 14.0% | 0.61 | -53.7% | 46.7% | 15 | -2.2% |
| 7 | Donchian Midline ✓ | Weekly | 11.2% | 0.55 | -49.2% | 58.3% | 72 | -4.8% |
| 8 | EMA-10 Trend ✓ | Weekly | 10.6% | 0.52 | -54.8% | 52.6% | 114 | -5.5% |
| 9 | MACD ✓ | Weekly | 10.3% | 0.51 | -68.2% | 56.5% | 46 | -5.8% |
| 10 | Bollinger Breakout ✓ | Weekly | 7.8% | 0.47 | -42.4% | 59.3% | 27 | -8.2% |
| 11 | Williams %R ✓ | Daily | 8.2% | 0.46 | -62.0% | 71.0% | 162 | -8.0% |
| 12 | EMA-10 Trend ✓ | Daily | 8.3% | 0.43 | -62.1% | 42.3% | 582 | -7.9% |
| 13 | Donchian Midline ✓ | Daily | 8.2% | 0.43 | -55.2% | 40.4% | 327 | -7.9% |
| 14 | WaveTrend (8/6/4) ✓ | Daily | 7.5% | 0.42 | -48.6% | 67.7% | 93 | -8.7% |
✓ = held up out-of-sample. Hypothetical, costs included. See methodology.
For Garmin (GRMN), RSI Trend (>50) on the weekly timeframe gave the best balance of return and risk in our test. It still trailed buy-and-hold on raw return — but remember: this is a hypothetical backtest of a standard rule, not a recommendation. Markets change. See the methodology and disclaimer.
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