Observatory · observe first
Air Products
APD · United States · Industrial Gases · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.091%
12M weight contribution
-0.054 pp
3M weight contribution
-0.025 pp
12M price return
+13.7%
Share of matched S&P 500 members
Monthly observations through Apr 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 |
|---|---|---|---|---|---|
| Apr 2026 | $66.8bn | 0.091% | -0.054 pp | +13.7% | No |
| Mar 2026 | $64.7bn | 0.094% | -0.062 pp | +1.1% | No |
| Feb 2026 | $61.4bn | 0.084% | -0.073 pp | -10.5% | No |
| Jan 2026 | $60.7bn | 0.116% | -0.050 pp | -16.6% | No |
| Dec 2025 | $55.0bn | 0.108% | -0.039 pp | -12.7% | No |
| Nov 2025 | $58.1bn | 0.114% | -0.050 pp | -19.9% | No |
| Oct 2025 | $54.0bn | 0.106% | -0.056 pp | -19.9% | No |
| Sep 2025 | $60.7bn | 0.122% | -0.033 pp | -6.1% | No |
| Aug 2025 | $65.5bn | 0.136% | -0.014 pp | +8.1% | No |
| Jul 2025 | $64.1bn | 0.135% | +0.030 pp | +11.8% | No |
| Jun 2025 | $62.8bn | 0.135% | +0.028 pp | +12.1% | No |
| May 2025 | $62.1bn | 0.141% | +0.027 pp | +7.2% | No |
| Apr 2025 | $60.3bn | 0.145% | -0.007 pp | +17.6% | No |
| Mar 2025 | $65.6bn | 0.156% | +0.006 pp | +24.1% | No |
| Feb 2025 | $70.3bn | 0.157% | +0.008 pp | +38.7% | No |
| Jan 2025 | $74.6bn | 0.166% | -0.003 pp | +34.6% | Yes |
| Dec 2024 | $64.5bn | 0.146% | -0.035 pp | +8.1% | No |
| Nov 2024 | $74.3bn | 0.164% | -0.023 pp | +26.9% | Yes |
| Oct 2024 | $69.0bn | 0.162% | -0.051 pp | +12.9% | Yes |
| Sep 2024 | $66.2bn | 0.154% | -0.056 pp | +7.2% | Yes |
| Aug 2024 | $62.0bn | 0.150% | -0.059 pp | -3.1% | Yes |
| Jul 2024 | $58.7bn | 0.105% | -0.043 pp | -11.2% | No |
| Jun 2024 | $57.4bn | 0.108% | -0.046 pp | -12.1% | No |
| May 2024 | $59.3bn | 0.113% | -0.034 pp | +1.7% | 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.