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

1 · Sector

Weight and 12M allocation change

Consumer Discretionary10.2%+2.34 pp Energy4.0%+1.71 pp Health Care18.2%+1.50 pp Consumer Staples7.9%+0.78 pp Utilities3.6%+0.55 pp Industrials10.4%+0.39 pp Materials3.2%-0.09 pp Real Estate3.2%-0.18 pp Communication Services3.2%-0.49 pp Financials12.4%-0.57 pp Information Technology23.8%-5.95 pp

2 · Industry

Inside Health Care

Pharmaceuticals5.82%+0.98 pp Biotechnology2.90%+0.57 pp Managed Health Care2.63%+0.41 pp Health Care Equipment3.06%-0.27 pp Life Sciences Tools & Services2.05%-0.25 pp Health Care Supplies0.14%-0.16 pp Health Care Distributors0.43%+0.14 pp Health Care Services0.96%+0.09 pp Health Care Facilities0.24%-0.01 pp Health Care Technology0.00%+0.00 pp

3 · Sub-industry

Inside Pharmaceuticals

Pharmaceuticals5.82%+0.985 pp

Concentrated

Most of this industry's gains came from a few companies.

View all contributions →

Pharmaceuticals · weight

5.82%

Industry change · 12M

+0.98 pp

Pharmaceuticals · contribution

+0.985 pp

Company participation

71%

of industry constituents above their 6M weight average

4 · Companies driving this sub-industry

Dec 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
Lilly (Eli) → LLY	United States	$347.6bn	1.254%	+0.047 pp	+0.408 pp	+34.3%	Yes
Merck & Co. → MRK	United States	$281.3bn	1.015%	+0.158 pp	+0.395 pp	+49.4%	Yes
Johnson & Johnson → JNJ	United States	$461.8bn	1.667%	-0.021 pp	+0.224 pp	+6.0%	Yes
Zoetis → ZTS	United States	$68.3bn	0.246%	-0.026 pp	-0.123 pp	-39.5%	No
Bristol Myers Squibb → BMY	United States	$153.0bn	0.552%	-0.044 pp	+0.109 pp	+19.0%	No
Pfizer → PFE	United States	$287.6bn	1.038%	+0.073 pp	-0.024 pp	-10.4%	Yes
Viatris → VTRS	United States	$13.5bn	0.049%	+0.008 pp	-0.004 pp	-14.3%	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.