Southwest Airlines

LUV · United States · Passenger Airlines · matched S&P 500 member. Follow its market-weight contribution.

Historical time machine

Historical observation

20182026

Universe weight

0.091%

12M weight contribution

+0.021 pp

3M weight contribution

+0.010 pp

12M price return

-25.0%

Share of matched S&P 500 members

Monthly observations through Mar 2022

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
Mar 2022	$27.1bn	0.091%	+0.021 pp	-25.0%	Yes
Feb 2022	$25.9bn	0.090%	+0.021 pp	-24.7%	No
Jan 2022	$26.5bn	0.089%	+0.027 pp	+1.9%	No
Dec 2021	$25.4bn	0.081%	-0.030 pp	-8.1%	No
Nov 2021	$26.3bn	0.089%	-0.027 pp	-4.2%	No
Oct 2021	$28.0bn	0.093%	-0.017 pp	+19.6%	No
Sep 2021	$30.4bn	0.107%	+0.107 pp	+37.1%	No
Aug 2021	$29.5bn	0.098%	+0.098 pp	+32.5%	No
Jul 2021	$29.9bn	0.102%	+0.102 pp	+63.5%	No
Jun 2021	$31.4bn	0.111%	+0.111 pp	+55.3%	Yes
May 2021	$36.3bn	0.130%	+0.130 pp	+91.5%	Yes
Apr 2021	$37.1bn	0.135%	+0.046 pp	+100.9%	Yes
Mar 2021	$36.1bn	0.071%	+0.070 pp	+71.5%	No
Feb 2021	$34.3bn	0.069%	+0.069 pp	+26.3%	No
Jan 2021	$25.9bn	0.062%	-0.081 pp	-19.8%	No
Dec 2020	$27.5bn	0.111%	-0.028 pp	-13.3%	Yes
Nov 2020	$27.4bn	0.116%	-0.037 pp	-19.0%	Yes
Oct 2020	$23.3bn	0.110%	-0.047 pp	-29.1%	Yes
Sep 2020	$22.1bn	0.000%	-0.154 pp	-30.1%	No
Aug 2020	$22.2bn	0.000%	-0.153 pp	-27.7%	No
Jul 2020	$18.2bn	0.000%	-0.147 pp	-39.4%	No
Jun 2020	$17.4bn	0.000%	-0.149 pp	-32.0%	No
May 2020	$16.3bn	0.000%	-0.150 pp	-31.6%	No
Apr 2020	$15.9bn	0.089%	-0.075 pp	-41.5%	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.