Observatory · observe first
Genuine Parts Company
GPC · United States · Distributors · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.031%
12M weight contribution
-0.009 pp
3M weight contribution
+0.008 pp
12M price return
+0.9%
Share of matched S&P 500 members
Monthly observations through Aug 2026
Company price index
A separate dimension from market allocation
Historical observations
Most recent 24 observations at or before the selected month
| Month | Market cap | Universe weight | 12M weight change | 12M return | Above 6M weight average |
|---|---|---|---|---|---|
| Aug 2026 | $18.7bn | 0.031% | -0.009 pp | +0.9% | Yes |
| Jul 2026 | $17.1bn | 0.030% | -0.008 pp | -0.0% | Yes |
| Jun 2026 | $16.2bn | 0.028% | -0.008 pp | +0.7% | Yes |
| May 2026 | $13.6bn | 0.024% | -0.016 pp | -19.4% | No |
| Apr 2026 | $14.8bn | 0.020% | -0.019 pp | -5.8% | No |
| Mar 2026 | $14.6bn | 0.021% | -0.018 pp | -8.3% | No |
| Feb 2026 | $16.4bn | 0.023% | -0.016 pp | -1.4% | No |
| Jan 2026 | $19.3bn | 0.037% | +0.001 pp | +23.4% | Yes |
| Dec 2025 | $17.1bn | 0.034% | -0.003 pp | +8.7% | No |
| Nov 2025 | $18.1bn | 0.036% | -0.003 pp | +6.2% | No |
| Oct 2025 | $17.7bn | 0.035% | -0.003 pp | +14.6% | No |
| Sep 2025 | $19.3bn | 0.039% | -0.007 pp | +2.4% | No |
| Aug 2025 | $19.4bn | 0.040% | -0.008 pp | +0.4% | Yes |
| Jul 2025 | $17.9bn | 0.038% | +0.001 pp | -9.6% | No |
| Jun 2025 | $16.8bn | 0.036% | +0.000 pp | -9.5% | No |
| May 2025 | $17.6bn | 0.040% | +0.001 pp | -9.5% | Yes |
| Apr 2025 | $16.3bn | 0.039% | -0.024 pp | -22.9% | Yes |
| Mar 2025 | $16.5bn | 0.039% | -0.021 pp | -20.7% | Yes |
| Feb 2025 | $17.3bn | 0.039% | -0.021 pp | -14.4% | No |
| Jan 2025 | $16.2bn | 0.036% | -0.023 pp | -14.7% | No |
| Dec 2024 | $16.2bn | 0.037% | -0.021 pp | -13.2% | No |
| Nov 2024 | $17.6bn | 0.039% | -0.019 pp | -2.5% | No |
| Oct 2024 | $15.9bn | 0.037% | -0.024 pp | -8.5% | No |
| Sep 2024 | $19.5bn | 0.045% | -0.022 pp | -0.5% | Yes |
Its weight is estimated market cap divided by the total estimated market cap of matched S&P 500 members for the month. This is not an official float-adjusted S&P index weight.