Observatory · observe first
Palo Alto Networks
PANW · United States · Systems Software · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.260%
12M weight contribution
+0.120 pp
3M weight contribution
-0.004 pp
12M price return
-1.9%
Share of matched S&P 500 members
Monthly observations through Nov 2025
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 |
|---|---|---|---|---|---|
| Nov 2025 | $132.5bn | 0.260% | +0.120 pp | -1.9% | No |
| Oct 2025 | $147.3bn | 0.289% | +0.151 pp | +22.2% | Yes |
| Sep 2025 | $136.2bn | 0.273% | +0.143 pp | +19.1% | No |
| Aug 2025 | $127.4bn | 0.264% | +0.122 pp | +5.1% | No |
| Jul 2025 | $115.8bn | 0.244% | +0.150 pp | +6.9% | No |
| Jun 2025 | $136.5bn | 0.294% | +0.191 pp | +20.7% | Yes |
| May 2025 | $128.3bn | 0.291% | +0.199 pp | +30.5% | Yes |
| Apr 2025 | $123.8bn | 0.297% | +0.161 pp | +28.5% | Yes |
| Mar 2025 | $113.0bn | 0.268% | +0.141 pp | +20.1% | Yes |
| Feb 2025 | $126.1bn | 0.282% | +0.138 pp | +22.6% | Yes |
| Jan 2025 | $60.5bn | 0.135% | -0.024 pp | +9.0% | No |
| Dec 2024 | $59.7bn | 0.135% | -0.003 pp | +23.4% | Yes |
| Nov 2024 | $63.6bn | 0.140% | -0.005 pp | +31.4% | Yes |
| Oct 2024 | $58.7bn | 0.138% | +0.010 pp | +48.3% | Yes |
| Sep 2024 | $55.6bn | 0.130% | +0.009 pp | +45.8% | Yes |
| Aug 2024 | $58.7bn | 0.142% | +0.023 pp | +49.1% | Yes |
| Jul 2024 | $52.6bn | 0.094% | +0.011 pp | +29.9% | No |
| Jun 2024 | $54.9bn | 0.103% | +0.013 pp | +32.7% | No |
| May 2024 | $47.7bn | 0.091% | +0.091 pp | +38.2% | No |
| Apr 2024 | $47.0bn | 0.136% | +0.136 pp | +59.4% | No |
| Mar 2024 | $45.9bn | 0.127% | +0.127 pp | +42.2% | No |
| Feb 2024 | $50.2bn | 0.144% | +0.144 pp | +64.9% | Yes |
| Jan 2024 | $53.4bn | 0.159% | +0.159 pp | +113.4% | Yes |
| Dec 2023 | $46.5bn | 0.139% | +0.139 pp | +111.3% | 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.