Amgen

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

Historical time machine

Historical observation

20182026

Universe weight

0.393%

12M weight contribution

-0.205 pp

3M weight contribution

-0.083 pp

12M price return

-1.8%

Share of matched S&P 500 members

Monthly observations through Oct 2021

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
Oct 2021	$117.5bn	0.393%	-0.205 pp	-1.8%	No
Sep 2021	$120.8bn	0.424%	+0.423 pp	-13.9%	No
Aug 2021	$128.1bn	0.428%	+0.428 pp	-8.4%	No
Jul 2021	$138.8bn	0.476%	+0.475 pp	+1.5%	Yes
Jun 2021	$140.0bn	0.494%	+0.494 pp	+6.3%	Yes
May 2021	$136.7bn	0.490%	+0.489 pp	+6.5%	Yes
Apr 2021	$137.7bn	0.499%	-0.291 pp	+3.0%	Yes
Mar 2021	$143.7bn	0.281%	+0.280 pp	+26.2%	No
Feb 2021	$129.9bn	0.260%	+0.259 pp	+15.8%	No
Jan 2021	$140.6bn	0.337%	-0.297 pp	+14.8%	No
Dec 2020	$133.9bn	0.542%	-0.161 pp	-2.0%	Yes
Nov 2020	$129.3bn	0.549%	-0.154 pp	-2.8%	Yes
Oct 2020	$126.3bn	0.598%	-0.062 pp	+4.5%	Yes
Sep 2020	$148.9bn	0.001%	-0.616 pp	+35.0%	No
Aug 2020	$148.4bn	0.001%	-0.680 pp	+24.8%	No
Jul 2020	$143.3bn	0.001%	-0.595 pp	+34.8%	No
Jun 2020	$138.7bn	0.001%	-0.605 pp	+31.6%	No
May 2020	$135.1bn	0.001%	-0.591 pp	+41.6%	No
Apr 2020	$141.1bn	0.790%	+0.168 pp	+37.4%	Yes
Mar 2020	$119.6bn	0.001%	-0.679 pp	+9.9%	No
Feb 2020	$117.8bn	0.000%	-0.685 pp	+8.2%	No
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

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.