LyondellBasell

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

Historical time machine

Historical observation

20182026

Universe weight

0.000%

12M weight contribution

-0.159 pp

3M weight contribution

-0.000 pp

12M price return

-16.7%

Share of matched S&P 500 members

Monthly observations through Sep 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
Sep 2020	$23.5bn	0.000%	-0.159 pp	-16.7%	No
Aug 2020	$21.9bn	0.000%	-0.141 pp	-9.3%	No
Jul 2020	$20.9bn	0.000%	-0.165 pp	-21.1%	No
Jun 2020	$21.9bn	0.000%	-0.172 pp	-19.5%	No
May 2020	$21.3bn	0.000%	-0.160 pp	-9.5%	No
Apr 2020	$19.3bn	0.108%	-0.074 pp	-30.8%	Yes
Mar 2020	$16.6bn	0.000%	-0.179 pp	-37.8%	No
Feb 2020	$23.8bn	0.000%	-0.184 pp	-10.9%	No
Jan 2020	$26.0bn	0.128%	+0.018 pp	-5.9%	No
Dec 2019	$31.5bn	0.155%	+0.040 pp	+19.4%	No
Nov 2019	$30.9bn	0.155%	+0.037 pp	+5.4%	No
Oct 2019	$30.1bn	0.157%	+0.041 pp	+5.6%	No
Sep 2019	$30.0bn	0.159%	+0.032 pp	-8.2%	No
Aug 2019	$25.9bn	0.141%	-0.001 pp	-28.2%	No
Jul 2019	$31.0bn	0.165%	-0.088 pp	-21.0%	No
Jun 2019	$31.9bn	0.172%	-0.089 pp	-18.0%	Yes
May 2019	$27.5bn	0.160%	-0.107 pp	-31.0%	Yes
Apr 2019	$32.7bn	0.182%	-0.073 pp	-13.1%	Yes
Mar 2019	$31.2bn	0.179%	-0.077 pp	-17.1%	Yes
Feb 2019	$31.7bn	0.184%	-0.072 pp	-17.9%	Yes
Jan 2019	$33.4bn	0.110%	-0.160 pp	-24.6%	No
Dec 2018	$31.9bn	0.114%	-0.156 pp	-27.9%	No
Nov 2018	$35.8bn	0.119%	-0.151 pp	-20.0%	No
Oct 2018	$34.2bn	0.116%	-0.154 pp	-23.5%	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.