Universe›Materials›Paper & Plastic Packaging Products & Materials›Paper & Plastic Packaging Products & Materials›Packaging Corporation of America
Observatory · observe first
Packaging Corporation of America
PKG · United States · Paper & Plastic Packaging Products & Materials · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Latest available · not live
20182026
Universe weight
0.034%
12M weight contribution
-0.005 pp
3M weight contribution
-0.003 pp
12M price return
+7.9%
Share of matched S&P 500 members
Monthly observations through Sep 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 |
|---|---|---|---|---|---|
| Sep 2026 | $20.4bn | 0.034% | -0.005 pp | +7.9% | No |
| Aug 2026 | $20.8bn | 0.035% | -0.006 pp | +10.0% | No |
| Jul 2026 | $21.9bn | 0.038% | +0.001 pp | +30.0% | No |
| Jun 2026 | $21.2bn | 0.037% | +0.000 pp | +29.6% | No |
| May 2026 | $19.5bn | 0.034% | -0.006 pp | +16.1% | No |
| Apr 2026 | $19042.6bn | 25.836% | +25.796 pp | +17.8% | Yes |
| Mar 2026 | $18932.9bn | 27.571% | +27.529 pp | +9.8% | Yes |
| Feb 2026 | $20710.0bn | 28.426% | +28.383 pp | +11.7% | Yes |
| Jan 2026 | $20.0bn | 0.038% | -0.004 pp | +7.3% | Yes |
| Dec 2025 | $18.6bn | 0.036% | -0.010 pp | -6.1% | No |
| Nov 2025 | $18.4bn | 0.036% | -0.013 pp | -16.0% | No |
| Oct 2025 | $17.6bn | 0.035% | -0.014 pp | -12.4% | No |
| Sep 2025 | $19.6bn | 0.039% | -0.006 pp | +3.7% | Yes |
| Aug 2025 | $19.6bn | 0.041% | -0.005 pp | +6.6% | Yes |
| Jul 2025 | $17.4bn | 0.037% | -32.131 pp | -0.7% | No |
| Jun 2025 | $17.0bn | 0.037% | -30.693 pp | +5.8% | No |
| May 2025 | $17.4bn | 0.039% | -31.456 pp | +7.9% | No |
| Apr 2025 | $16.7bn | 0.040% | -0.005 pp | +10.0% | No |
| Mar 2025 | $17.8bn | 0.042% | -0.005 pp | +7.0% | No |
| Feb 2025 | $19.1bn | 0.043% | -0.004 pp | +20.6% | No |
| Jan 2025 | $19.1bn | 0.042% | -0.002 pp | +31.5% | No |
| Dec 2024 | $20.2bn | 0.046% | +0.002 pp | +41.7% | No |
| Nov 2024 | $22.3bn | 0.049% | +0.002 pp | +52.2% | No |
| Oct 2024 | $20.6bn | 0.048% | +0.002 pp | +53.7% | 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.