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 Care1.88%-0.42 ppBiotechnology2.37%-0.28 ppLife Sciences Tools & Services1.67%-0.27 ppHealth Care Services0.67%-0.15 ppPharmaceuticals5.11%+0.09 ppHealth Care Equipment2.98%-0.05 ppHealth Care Distributors0.44%+0.05 ppHealth Care Supplies0.15%-0.03 ppHealth Care Facilities0.24%-0.00 ppHealth Care Technology0.00%+0.00 pp
3 · Sub-industry
Inside Managed Health Care
Managed Health Care · weight
1.88%
Industry change · 12M
-0.42 pp
Managed Health Care · contribution
-0.423 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Feb 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 | $455.1bn | 1.304% | -0.291 pp | -0.257 pp | +5.3% | No |
| Humana → HUM | United States | $42.3bn | 0.121% | -0.065 pp | -0.096 pp | -28.7% | No |
| Elevance Health → ELV | United States | $116.6bn | 0.334% | -0.017 pp | -0.058 pp | +8.1% | No |
| Centene Corporation → CNC | United States | $41.9bn | 0.120% | -0.003 pp | -0.012 pp | +14.7% | 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.