The best indicator for Genuine Parts Company (GPC)
We backtested 20 indicators across daily, weekly and hourly charts on real Genuine Parts Company (GPC) history. Here's what actually worked — risk-adjusted, out-of-sample, with costs.
Williams %R
On the weekly chart, this is the strongest risk-adjusted edge we found for Genuine Parts Company (GPC) over ~46.4 years — trailing buy-and-hold by 2.6% 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 | Williams %R ✓ | Weekly | 7.6% | 0.57 | -44.1% | 84.8% | 66 | -2.6% |
| 2 | Holy Grail Confluence ✓ | Daily | 6.9% | 0.55 | -44.5% | 82.2% | 73 | -3.4% |
| 3 | WaveTrend (8/6/4) ✓ | Daily | 8.1% | 0.53 | -47.3% | 77.5% | 182 | -2.2% |
| 4 | EMA 20/50 Cross ✓ | Weekly | 7.0% | 0.45 | -44.1% | 50.0% | 16 | -3.2% |
| 5 | Stochastic ✓ | Weekly | 5.6% | 0.45 | -43.4% | 79.5% | 44 | -4.6% |
| 6 | Bollinger Mean-Reversion ✓ | Weekly | 4.7% | 0.44 | -42.1% | 91.9% | 37 | -5.5% |
| 7 | CCI ✓ | Daily | 5.5% | 0.41 | -52.5% | 68.8% | 237 | -4.8% |
| 8 | SMA 50/200 Cross ✓ | Daily | 5.8% | 0.4 | -44.6% | 61.1% | 36 | -4.5% |
| 9 | Money Flow Index ✓ | Daily | 5.5% | 0.4 | -56.4% | 78.6% | 42 | -4.8% |
| 10 | EMA 50/200 Cross ✓ | Daily | 5.7% | 0.39 | -46.7% | 38.7% | 31 | -4.6% |
| 11 | RSI Mean-Reversion ✓ | Daily | 3.5% | 0.37 | -46.1% | 75.8% | 66 | -6.8% |
| 12 | Bollinger Mean-Reversion ✓ | Daily | 4.0% | 0.35 | -54.7% | 69.8% | 199 | -6.3% |
| 13 | Stochastic ✓ | Daily | 4.1% | 0.34 | -56.7% | 70.1% | 231 | -6.2% |
| 14 | Williams %R ✓ | Daily | 4.2% | 0.34 | -53.7% | 69.6% | 312 | -6.1% |
✓ = held up out-of-sample. Hypothetical, costs included. See methodology.
For Genuine Parts Company (GPC), Williams %R 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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