Amgen

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

Historical time machine

Historical observation

20182026

Universe weight

0.403%

12M weight contribution

-0.077 pp

3M weight contribution

+0.089 pp

12M price return

+23.5%

Share of matched S&P 500 members

Monthly observations through Sep 2024

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
Sep 2024	$173.1bn	0.403%	-0.077 pp	+23.5%	Yes
Aug 2024	$179.4bn	0.433%	-0.004 pp	+34.1%	Yes
Jul 2024	$178.3bn	0.320%	+0.047 pp	+46.4%	No
Jun 2024	$167.6bn	0.314%	+0.040 pp	+45.1%	No
May 2024	$164.1bn	0.314%	+0.022 pp	+42.9%	No
Apr 2024	$146.8bn	0.425%	-0.007 pp	+18.1%	No
Mar 2024	$152.4bn	0.423%	-0.018 pp	+21.6%	No
Feb 2024	$146.8bn	0.420%	-0.014 pp	+22.2%	No
Jan 2024	$168.2bn	0.500%	+0.039 pp	+28.8%	Yes
Dec 2023	$154.1bn	0.460%	-0.046 pp	+13.5%	Yes
Nov 2023	$144.3bn	0.450%	-0.069 pp	-2.6%	Yes
Oct 2023	$136.8bn	0.465%	-0.048 pp	-2.2%	Yes
Sep 2023	$143.8bn	0.480%	+0.006 pp	+23.3%	Yes
Aug 2023	$137.1bn	0.437%	-0.023 pp	+10.3%	Yes
Jul 2023	$125.1bn	0.273%	-0.182 pp	-2.2%	No
Jun 2023	$118.6bn	0.274%	-0.231 pp	-5.7%	No
May 2023	$117.9bn	0.291%	-0.203 pp	-11.2%	No
Apr 2023	$128.1bn	0.433%	-0.018 pp	+6.1%	No
Mar 2023	$129.1bn	0.440%	-0.013 pp	+3.2%	No
Feb 2023	$123.7bn	0.435%	-0.003 pp	+5.5%	No
Jan 2023	$134.7bn	0.461%	+0.031 pp	+14.6%	No
Dec 2022	$140.1bn	0.506%	+0.100 pp	+20.4%	Yes
Nov 2022	$152.8bn	0.519%	+0.140 pp	+48.6%	Yes
Oct 2022	$144.6bn	0.513%	+0.121 pp	+35.0%	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.