Comcast

CMCSA · United States · Cable & Satellite · matched S&P 500 member. Follow its market-weight contribution.

Historical time machine

Historical observation

20182026

Universe weight

0.230%

12M weight contribution

-0.182 pp

3M weight contribution

-0.157 pp

12M price return

+17.3%

Share of matched S&P 500 members

Monthly observations through Jan 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
Jan 2021	$95.8bn	0.230%	-0.182 pp	+17.3%	No
Dec 2020	$101.3bn	0.410%	-0.017 pp	+19.1%	Yes
Nov 2020	$97.1bn	0.413%	-0.017 pp	+16.3%	Yes
Oct 2020	$81.7bn	0.387%	-0.065 pp	-3.6%	Yes
Sep 2020	$89.4bn	0.000%	-0.463 pp	+4.9%	No
Aug 2020	$86.6bn	0.000%	-0.465 pp	+3.5%	No
Jul 2020	$82.8bn	0.000%	-0.444 pp	+1.3%	No
Jun 2020	$75.4bn	0.000%	-0.440 pp	-5.3%	No
May 2020	$76.6bn	0.000%	-0.461 pp	-1.4%	No
Apr 2020	$72.8bn	0.407%	-0.062 pp	-11.7%	Yes
Mar 2020	$66.5bn	0.000%	-0.444 pp	-11.7%	No
Feb 2020	$78.2bn	0.000%	-0.433 pp	+6.6%	No
Jan 2020	$83.5bn	0.412%	+0.179 pp	+20.4%	No
Dec 2019	$87.0bn	0.427%	+0.191 pp	+34.0%	No
Nov 2019	$85.4bn	0.430%	+0.179 pp	+15.5%	No
Oct 2019	$86.7bn	0.452%	+0.202 pp	+19.9%	No
Sep 2019	$87.2bn	0.463%	+0.245 pp	+30.0%	Yes
Aug 2019	$85.6bn	0.465%	+0.235 pp	+22.2%	Yes
Jul 2019	$83.5bn	0.444%	+0.041 pp	+23.2%	No
Jun 2019	$81.7bn	0.441%	+0.056 pp	+31.7%	Yes
May 2019	$79.3bn	0.462%	+0.096 pp	+34.4%	Yes
Apr 2019	$84.2bn	0.469%	+0.096 pp	+41.8%	Yes
Mar 2019	$77.3bn	0.444%	+0.039 pp	+19.7%	Yes
Feb 2019	$74.8bn	0.433%	+0.014 pp	+9.2%	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.