Observatory · observe first
ServiceNow
NOW · United States · Systems Software · matched S&P 500 member. Follow its market-weight contribution.
Historical time machine
Historical observation
20182026
Universe weight
0.255%
12M weight contribution
+0.176 pp
3M weight contribution
+0.033 pp
12M price return
-19.3%
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 | $153.0bn | 0.255% | +0.176 pp | -19.3% | Yes |
| Jul 2026 | $115.0bn | 0.201% | +0.118 pp | -41.0% | Yes |
| Jun 2026 | $102.4bn | 0.178% | +0.086 pp | -51.7% | No |
| May 2026 | $128.2bn | 0.222% | +0.127 pp | -38.5% | Yes |
| Apr 2026 | $91.0bn | 0.124% | +0.029 pp | -53.8% | No |
| Mar 2026 | $109.4bn | 0.159% | +0.081 pp | -34.3% | Yes |
| Feb 2026 | $113.0bn | 0.155% | +0.069 pp | -41.9% | Yes |
| Jan 2026 | $122.4bn | 0.234% | +0.141 pp | -42.6% | Yes |
| Dec 2025 | $31.9bn | 0.062% | -0.037 pp | -27.7% | No |
| Nov 2025 | $33.8bn | 0.066% | -0.029 pp | -22.6% | No |
| Oct 2025 | $38.2bn | 0.075% | -0.015 pp | -1.5% | No |
| Sep 2025 | $38.3bn | 0.077% | -0.009 pp | +2.9% | No |
| Aug 2025 | $38.2bn | 0.079% | -0.006 pp | +7.3% | No |
| Jul 2025 | $39.2bn | 0.083% | +0.023 pp | +15.8% | No |
| Jun 2025 | $42.6bn | 0.092% | +0.031 pp | +30.7% | Yes |
| May 2025 | $41.9bn | 0.095% | +0.043 pp | +53.9% | Yes |
| Apr 2025 | $39.5bn | 0.095% | +0.013 pp | +37.7% | Yes |
| Mar 2025 | $32.8bn | 0.078% | -0.009 pp | +4.4% | No |
| Feb 2025 | $38.3bn | 0.086% | -0.005 pp | +20.5% | No |
| Jan 2025 | $42.0bn | 0.093% | -0.000 pp | +33.1% | Yes |
| Dec 2024 | $43.7bn | 0.099% | +0.013 pp | +50.1% | Yes |
| Nov 2024 | $43.2bn | 0.095% | +0.008 pp | +53.0% | Yes |
| Oct 2024 | $38.4bn | 0.090% | +0.009 pp | +60.3% | Yes |
| Sep 2024 | $36.8bn | 0.086% | +0.010 pp | +60.0% | 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.