Amgen

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

Historical time machine

Historical observation

20182026

Universe weight

0.633%

12M weight contribution

+0.240 pp

3M weight contribution

-0.027 pp

12M price return

+19.0%

Share of matched S&P 500 members

Monthly observations through Jan 2020

Company price index

A separate dimension from market allocation

Historical observations

Most recent 24 observations at or before the selected month

Month	Market cap	Universe weight	12M weight change	12M return	Above 6M weight average
Jan 2020	$128.4bn	0.633%	+0.240 pp	+19.0%	No
Dec 2019	$143.2bn	0.703%	+0.259 pp	+27.6%	Yes
Nov 2019	$139.5bn	0.703%	+0.262 pp	+16.1%	Yes
Oct 2019	$126.7bn	0.660%	+0.244 pp	+14.0%	Yes
Sep 2019	$116.0bn	0.616%	+0.189 pp	-3.8%	No
Aug 2019	$125.1bn	0.680%	+0.263 pp	+7.6%	Yes
Jul 2019	$111.9bn	0.595%	-0.147 pp	-2.2%	No
Jun 2019	$112.4bn	0.606%	-0.135 pp	+2.9%	Yes
May 2019	$101.7bn	0.592%	-0.129 pp	-4.4%	Yes
Apr 2019	$111.6bn	0.622%	-0.088 pp	+5.8%	Yes
Mar 2019	$118.2bn	0.679%	-0.075 pp	+14.7%	Yes
Feb 2019	$118.3bn	0.686%	-0.108 pp	+6.5%	Yes
Jan 2019	$119.2bn	0.393%	-0.377 pp	+3.5%	No
Dec 2018	$124.0bn	0.443%	-0.327 pp	+7.7%	No
Nov 2018	$132.7bn	0.441%	-0.329 pp	+15.2%	No
Oct 2018	$122.8bn	0.416%	-0.354 pp	+5.9%	No
Sep 2018	$134.2bn	0.427%	-0.343 pp	+13.9%	No
Aug 2018	$129.3bn	0.417%	-0.353 pp	+9.8%	No
Jul 2018	$127.2bn	0.742%	-0.028 pp	+7.3%	No
Jun 2018	$122.1bn	0.741%	-0.029 pp	+0.7%	No
May 2018	$118.9bn	0.721%	-0.049 pp	-2.0%	No
Apr 2018	$115.5bn	0.709%	-0.061 pp	-5.5%	No
Mar 2018	$122.8bn	0.754%	-0.017 pp	-7.7%	No
Feb 2018	$132.4bn	0.794%	+0.023 pp	-0.5%	Yes

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.