Observatory · observe first
Generac
GNRC · United States · Heavy Electrical Equipment · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.028%
12M weight contribution
+0.012 pp
3M weight contribution
+0.010 pp
12M price return
+127.6%
Share of matched S&P 500 members
Monthly observations through May 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 |
|---|---|---|---|---|---|
| May 2026 | $16.4bn | 0.028% | +0.012 pp | +127.6% | Yes |
| Apr 2026 | $15.2bn | 0.021% | +0.004 pp | +126.6% | Yes |
| Mar 2026 | $11.5bn | 0.017% | -0.001 pp | +54.2% | No |
| Feb 2026 | $13.2bn | 0.018% | -0.000 pp | +65.5% | No |
| Jan 2026 | $9.9bn | 0.019% | -0.001 pp | +12.5% | No |
| Dec 2025 | $8.0bn | 0.016% | -0.005 pp | -12.0% | No |
| Nov 2025 | $8.9bn | 0.017% | -0.007 pp | -19.4% | No |
| Oct 2025 | $9.9bn | 0.019% | -0.004 pp | +1.5% | No |
| Sep 2025 | $9.8bn | 0.020% | -0.003 pp | +5.4% | Yes |
| Aug 2025 | $10.9bn | 0.023% | -0.000 pp | +18.3% | Yes |
| Jul 2025 | $11.5bn | 0.024% | +0.007 pp | +25.1% | Yes |
| Jun 2025 | $8.5bn | 0.018% | +0.003 pp | +8.3% | Yes |
| May 2025 | $7.2bn | 0.016% | -0.001 pp | -17.0% | No |
| Apr 2025 | $6.8bn | 0.016% | -0.007 pp | -15.9% | No |
| Mar 2025 | $7.6bn | 0.018% | -0.003 pp | +0.4% | No |
| Feb 2025 | $8.1bn | 0.018% | -0.001 pp | +21.0% | No |
| Jan 2025 | $8.9bn | 0.020% | -0.001 pp | +31.4% | No |
| Dec 2024 | $9.2bn | 0.021% | -0.003 pp | +20.0% | No |
| Nov 2024 | $11.2bn | 0.025% | +0.002 pp | +60.8% | Yes |
| Oct 2024 | $10.0bn | 0.023% | +0.006 pp | +96.9% | Yes |
| Sep 2024 | $9.6bn | 0.022% | -0.000 pp | +45.8% | Yes |
| Aug 2024 | $9.4bn | 0.023% | -0.001 pp | +31.7% | Yes |
| Jul 2024 | $9.4bn | 0.017% | -0.004 pp | +1.3% | No |
| Jun 2024 | $8.0bn | 0.015% | -0.006 pp | -11.3% | No |
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.