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%-6.09 ppHealth Care Equipment0.00%-3.37 ppBiotechnology0.00%-2.70 ppManaged Health Care0.00%-2.12 ppLife Sciences Tools & Services0.00%-1.87 ppHealth Care Services0.00%-0.95 ppHealth Care Distributors0.00%-0.36 ppHealth Care Facilities0.00%-0.26 ppHealth Care Supplies0.00%-0.15 ppHealth Care Technology0.00%+0.00 pp
3 · Sub-industry
Inside Managed Health Care
Managed Health Care · weight
0.00%
Industry change · 12M
-2.12 pp
Managed Health Care · contribution
-2.118 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Mar 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 | $236.6bn | 0.001% | -1.365 pp | -1.362 pp | +2.6% | No |
| Elevance Health → ELV | United States | $57.3bn | 0.000% | -0.375 pp | -0.423 pp | -19.9% | No |
| Humana → HUM | United States | $41.5bn | 0.000% | -0.238 pp | -0.207 pp | +19.0% | No |
| Centene Corporation → CNC | United States | $34.9bn | 0.000% | -0.127 pp | -0.126 pp | +11.9% | 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.