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
Pharmaceuticals0.00%-6.10 ppHealth Care Equipment0.00%-3.32 ppBiotechnology0.00%-2.84 ppManaged Health Care0.00%-2.16 ppLife Sciences Tools & Services0.00%-1.82 ppHealth Care Services0.00%-1.01 ppHealth Care Distributors0.00%-0.39 ppHealth Care Facilities0.00%-0.28 ppHealth Care Supplies0.00%-0.14 ppHealth Care Technology0.00%+0.00 pp
3 · Sub-industry
Inside Managed Health Care
Managed Health Care · weight
0.00%
Industry change · 12M
-2.16 pp
Managed Health Care · contribution
-2.163 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Feb 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 | $241.8bn | 0.001% | -1.335 pp | -1.346 pp | +7.0% | No |
| Elevance Health → ELV | United States | $64.9bn | 0.000% | -0.368 pp | -0.448 pp | -13.5% | No |
| Humana → HUM | United States | $42.2bn | 0.000% | -0.227 pp | -0.224 pp | +13.0% | No |
| Centene Corporation → CNC | United States | $31.1bn | 0.000% | -0.126 pp | -0.146 pp | -12.9% | 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.