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 Care2.56%+0.64 ppPharmaceuticals5.04%+0.30 ppLife Sciences Tools & Services1.99%-0.29 ppHealth Care Equipment2.86%-0.23 ppBiotechnology2.39%-0.17 ppHealth Care Supplies0.16%-0.16 ppHealth Care Distributors0.40%+0.13 ppHealth Care Services0.91%+0.10 ppHealth Care Facilities0.20%-0.07 ppHealth Care Technology0.00%+0.00 pp
3 · Sub-industry
Inside Managed Health Care
Managed Health Care · weight
2.56%
Industry change · 12M
+0.64 pp
Managed Health Care · contribution
+0.644 pp
Company participation
75%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Aug 2022 · 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 | $485.8bn | 1.739% | +0.060 pp | +0.426 pp | +26.4% | Yes |
| Elevance Health → ELV | United States | $116.4bn | 0.417% | -0.026 pp | +0.111 pp | +30.8% | No |
| Centene Corporation → CNC | United States | $52.1bn | 0.186% | +0.015 pp | +0.064 pp | +42.5% | Yes |
| Humana → HUM | United States | $61.0bn | 0.218% | +0.011 pp | +0.044 pp | +19.6% | Yes |
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.