Observatory · observe first

Amgen

AMGN · United States · Biotechnology · matched S&P 500 member. Follow its market-weight contribution.

Historical time machine
Historical observation
20182026
Universe weight
0.721%
12M weight contribution
-0.049 pp
3M weight contribution
-0.072 pp
12M price return
-2.0%

Share of matched S&P 500 members

Monthly observations through May 2018

0.70.80.82018

Company price index

A separate dimension from market allocation

93961002018

Historical observations

Most recent 24 observations at or before the selected month

MonthMarket capUniverse weight12M weight change12M returnAbove 6M weight average
May 2018$118.9bn0.721%-0.049 pp-2.0%No
Apr 2018$115.5bn0.709%-0.061 pp-5.5%No
Mar 2018$122.8bn0.754%-0.017 pp-7.7%No
Feb 2018$132.4bn0.794%+0.023 pp-0.5%Yes
Jan 2018$135.1bn0.770%+0.000 pp+0.0%No

Its weight is estimated market cap divided by the total estimated market cap of matched S&P 500 members for the month. This is not an official float-adjusted S&P index weight.