Atmos Energy

ATO · United States · Gas Utilities · matched S&P 500 member. Follow its market-weight contribution.

Historical time machine

Historical observation

20182026

Universe weight

0.044%

12M weight contribution

-0.004 pp

3M weight contribution

+0.004 pp

12M price return

+12.7%

Share of matched S&P 500 members

Monthly observations through Dec 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
Dec 2021	$13.9bn	0.044%	-0.004 pp	+12.7%	Yes
Nov 2021	$12.0bn	0.040%	-0.011 pp	-3.3%	No
Oct 2021	$12.0bn	0.040%	-0.013 pp	+3.1%	No
Sep 2021	$11.5bn	0.041%	+0.040 pp	-5.3%	No
Aug 2021	$12.8bn	0.043%	+0.043 pp	+0.2%	Yes
Jul 2021	$12.9bn	0.044%	+0.044 pp	-4.6%	Yes
Jun 2021	$12.6bn	0.044%	+0.044 pp	-1.0%	Yes
May 2021	$13.0bn	0.046%	+0.046 pp	-1.1%	Yes
Apr 2021	$13.3bn	0.048%	-0.022 pp	+4.1%	Yes
Mar 2021	$12.7bn	0.025%	+0.025 pp	+2.1%	No
Feb 2021	$10.8bn	0.022%	+0.022 pp	-16.0%	No
Jan 2021	$11.2bn	0.027%	-0.042 pp	-22.2%	No
Dec 2020	$12.0bn	0.049%	-0.017 pp	-12.7%	Yes
Nov 2020	$12.1bn	0.051%	-0.013 pp	-8.3%	Yes
Oct 2020	$11.3bn	0.054%	-0.016 pp	-16.7%	Yes
Sep 2020	$11.8bn	0.000%	-0.071 pp	-14.2%	No
Aug 2020	$12.3bn	0.000%	-0.071 pp	-7.5%	No
Jul 2020	$13.0bn	0.000%	-0.068 pp	-0.8%	No
Jun 2020	$12.2bn	0.000%	-0.067 pp	-3.7%	No
May 2020	$12.6bn	0.000%	-0.069 pp	+3.1%	No
Apr 2020	$12.5bn	0.070%	+0.003 pp	+1.7%	Yes
Mar 2020	$12.1bn	0.000%	-0.069 pp	-1.6%	No
Feb 2020	$12.6bn	0.000%	-0.067 pp	+6.6%	No
Jan 2020	$14.0bn	0.069%	+0.069 pp	+22.4%	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.