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
Universe›Health Care›Pharmaceuticals›Pharmaceuticals
Pharmaceuticals · weight
5.46%
Industry change · 12M
+0.97 pp
Pharmaceuticals · contribution
+0.973 pp
Company participation
71%
of industry constituents above their 6M weight average

4 · Companies driving this sub-industry

Apr 2022 · sorted by absolute contribution to 12-month change

CompanyCountryMarket capUniverse weight3M contribution12M contribution12M price returnAbove 6M weight average
Lilly (Eli) →
LLY
United States$277.6bn1.004%+0.214 pp+0.368 pp+62.3%Yes
Pfizer →
PFE
United States$275.9bn0.998%+0.003 pp+0.216 pp+31.5%Yes
Johnson & Johnson →
JNJ
United States$474.9bn1.717%+0.192 pp+0.164 pp+13.7%Yes
Merck & Co. →
MRK
United States$224.2bn0.811%+0.118 pp+0.159 pp+29.3%Yes
Bristol Myers Squibb →
BMY
United States$160.3bn0.579%+0.095 pp+0.074 pp+24.5%Yes
Viatris →
VTRS
United States$12.5bn0.045%-0.016 pp-0.013 pp-19.9%No
Zoetis →
ZTS
United States$83.7bn0.302%-0.015 pp+0.005 pp+3.0%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.