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
Health Care Equipment1.80%-0.36 ppPharmaceuticals3.22%-0.20 ppManaged Health Care1.32%-0.15 ppLife Sciences Tools & Services1.07%-0.13 ppHealth Care Services0.40%-0.10 ppHealth Care Supplies0.10%-0.03 ppBiotechnology1.65%+0.03 ppHealth Care Technology0.02%+0.02 ppHealth Care Distributors0.29%+0.01 ppHealth Care Facilities0.17%+0.00 pp
3 · Sub-industry
Inside Managed Health Care
Managed Health Care · weight
1.32%
Industry change · 12M
-0.15 pp
Managed Health Care · contribution
-0.152 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Jul 2024 · 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 | $530.3bn | 0.950% | -0.341 pp | -0.077 pp | +15.6% | No |
| Humana → HUM | United States | $43.5bn | 0.078% | -0.027 pp | -0.046 pp | -20.1% | No |
| Elevance Health → ELV | United States | $123.4bn | 0.221% | -0.135 pp | -0.021 pp | +14.2% | No |
| Centene Corporation → CNC | United States | $40.5bn | 0.073% | -0.040 pp | -0.008 pp | +13.0% | 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.