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
Pharmaceuticals0.01%-5.23 ppHealth Care Equipment0.00%-3.42 ppBiotechnology0.00%-2.32 ppLife Sciences Tools & Services0.00%-1.79 ppManaged Health Care0.00%-1.70 ppHealth Care Services0.00%-0.94 ppHealth Care Distributors0.00%-0.35 ppHealth Care Facilities0.00%-0.22 ppHealth Care Supplies0.00%-0.10 ppHealth Care Technology0.00%+0.00 pp
3 · Sub-industry
Inside Managed Health Care
Managed Health Care · weight
0.00%
Industry change · 12M
-1.70 pp
Managed Health Care · contribution
-1.696 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Sep 2020 · 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 | $296.3bn | 0.001% | -0.000 pp | -1.092 pp | +45.9% | No |
| Elevance Health → ELV | United States | $67.6bn | 0.000% | -0.000 pp | -0.326 pp | +13.4% | No |
| Humana → HUM | United States | $54.8bn | 0.000% | -0.000 pp | -0.183 pp | +63.0% | No |
| Centene Corporation → CNC | United States | $33.8bn | 0.000% | -0.000 pp | -0.095 pp | +34.8% | 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.