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
Life Sciences Tools & Services1.51%+0.00 ppBiotechnology3.38%+0.00 ppHealth Care Equipment2.83%+0.00 ppHealth Care Supplies0.14%+0.00 ppPharmaceuticals5.50%+0.00 ppHealth Care Distributors0.51%+0.00 ppHealth Care Services0.71%+0.00 ppManaged Health Care1.95%+0.00 ppHealth Care Facilities0.20%+0.00 ppHealth Care Technology0.00%+0.00 pp
3 · Sub-industry
Inside Health Care Services
Health Care Services · weight
0.71%
Industry change · 12M
+0.00 pp
Health Care Services · contribution
+0.000 pp
Company participation
0%
of industry constituents above their 6M weight average
4 · Companies driving this sub-industry
Jan 2018 · 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 |
|---|---|---|---|---|---|---|---|
| CVS Health → CVS | United States | $79.7bn | 0.455% | +0.000 pp | +0.000 pp | +0.0% | No |
| Labcorp → LH | United States | $15.3bn | 0.087% | +0.000 pp | +0.000 pp | +0.0% | No |
| Quest Diagnostics → DGX | United States | $14.4bn | 0.082% | +0.000 pp | +0.000 pp | +0.0% | No |
| DaVita → DVA | United States | $14.3bn | 0.082% | +0.000 pp | +0.000 pp | +0.0% | 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.