LyondellBasell

LYB · United States · Specialty Chemicals · matched S&P 500 member. Follow its market-weight contribution.

Historical time machine

Historical observation

20182026

Universe weight

0.103%

12M weight contribution

+0.006 pp

3M weight contribution

+0.033 pp

12M price return

+32.6%

Share of matched S&P 500 members

Monthly observations through Sep 2023

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 2023	$30.7bn	0.103%	+0.006 pp	+32.6%	Yes
Aug 2023	$32.0bn	0.102%	+0.005 pp	+25.5%	Yes
Jul 2023	$32.2bn	0.070%	-0.030 pp	+17.0%	No
Jun 2023	$29.9bn	0.069%	-0.042 pp	+10.7%	No
May 2023	$27.8bn	0.069%	-0.066 pp	-16.4%	No
Apr 2023	$30.8bn	0.104%	-0.022 pp	-1.8%	Yes
Mar 2023	$30.6bn	0.104%	-0.009 pp	+0.5%	Yes
Feb 2023	$31.3bn	0.110%	-0.001 pp	+8.6%	Yes
Jan 2023	$31.5bn	0.108%	-0.001 pp	+9.9%	Yes
Dec 2022	$27.0bn	0.098%	-0.001 pp	-1.0%	Yes
Nov 2022	$27.7bn	0.094%	-0.004 pp	+7.3%	No
Oct 2022	$24.9bn	0.088%	-0.015 pp	-9.5%	No
Sep 2022	$24.6bn	0.097%	-0.014 pp	-11.9%	No
Aug 2022	$27.1bn	0.097%	-0.015 pp	-9.1%	No
Jul 2022	$29.1bn	0.100%	-0.014 pp	-1.6%	No
Jun 2022	$28.7bn	0.111%	-0.010 pp	-6.8%	No
May 2022	$37.4bn	0.135%	-0.000 pp	+6.1%	Yes
Apr 2022	$34.7bn	0.126%	-0.000 pp	+6.9%	Yes
Mar 2022	$33.7bn	0.114%	+0.046 pp	+3.3%	Yes
Feb 2022	$31.9bn	0.111%	+0.042 pp	-1.5%	Yes
Jan 2022	$32.2bn	0.108%	+0.040 pp	+17.8%	Yes
Dec 2021	$30.7bn	0.098%	-0.026 pp	+5.1%	No
Nov 2021	$29.0bn	0.098%	-0.023 pp	+6.9%	No
Oct 2021	$30.9bn	0.103%	-0.005 pp	+41.5%	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.