Observatory · observe first
Follow the allocation change
Matched S&P 500 members → sector → industry → sub-industry → company. Each step uses the same percentage points.
Historical time machine
Historical observation
20182026
1 · Sector
Weight and 12M allocation change
2 · Industry
Inside Health Care
Managed Health Care0.70%-0.62 ppHealth Care Equipment2.38%+0.59 ppLife Sciences Tools & Services0.93%-0.14 ppBiotechnology1.78%+0.14 ppPharmaceuticals3.35%+0.13 ppHealth Care Distributors0.40%+0.11 ppHealth Care Services0.42%+0.03 ppHealth Care Supplies0.09%-0.02 ppHealth Care Facilities0.18%+0.01 ppHealth Care Technology0.03%+0.01 pp
3 · Sub-industry
Inside Managed Health Care
Managed Health Care · weight
0.70%
Industry change · 12M
-0.62 pp
Managed Health Care · contribution
-0.620 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Jul 2025 · sorted by absolute contribution to 12-month change
| Company | Country | Market cap | Universe weight | 3M contribution | 12M contribution | 12M price return | Above 6M weight average |
|---|---|---|---|---|---|---|---|
| UnitedHealth Group → UNH | United States | $226.4bn | 0.477% | -0.426 pp | -0.473 pp | -55.9% | No |
| Elevance Health → ELV | United States | $63.7bn | 0.134% | -0.094 pp | -0.087 pp | -46.0% | No |
| Centene Corporation → CNC | United States | $12.8bn | 0.027% | -0.045 pp | -0.046 pp | -66.1% | No |
| Humana → HUM | United States | $30.1bn | 0.063% | -0.013 pp | -0.015 pp | -30.0% | No |
Company contributions use weights among matched S&P 500 members and add through each level without rescaling. Companies without matched shares and prices are omitted. These observations do not establish official index weights or actual fund flows.