Observatory · observe first

NRG Energy

NRG · United States · Independent Power Producers & Energy Traders · matched S&P 500 member. Follow its market-weight contribution.

Historical time machine
Historical observation
20182026
Universe weight
0.064%
12M weight contribution
+0.004 pp
3M weight contribution
+0.025 pp
12M price return
+33.2%

Share of matched S&P 500 members

Monthly observations through Apr 2019

0.00.10.120182019

Company price index

A separate dimension from market allocation

10213216220182019

Historical observations

Most recent 24 observations at or before the selected month

MonthMarket capUniverse weight12M weight change12M returnAbove 6M weight average
Apr 2019$11.6bn0.064%+0.004 pp+33.2%Yes
Mar 2019$11.9bn0.069%+0.009 pp+39.6%Yes
Feb 2019$11.7bn0.068%+0.019 pp+61.7%Yes
Jan 2019$11.9bn0.039%-0.008 pp+57.8%Yes
Dec 2018$11.5bn0.041%-0.006 pp+52.7%Yes
Nov 2018$11.1bn0.037%-0.010 pp+48.2%No
Oct 2018$11.0bn0.037%-0.010 pp+39.5%No
Sep 2018$11.3bn0.036%-0.011 pp+44.1%No
Aug 2018$10.7bn0.035%-0.012 pp+36.3%No
Jul 2018$10.0bn0.058%+0.011 pp+22.0%No
Jun 2018$9.7bn0.059%+0.012 pp+18.1%Yes
May 2018$10.8bn0.065%+0.018 pp+31.7%Yes
Apr 2018$9.8bn0.061%+0.014 pp+19.3%Yes
Mar 2018$9.7bn0.059%+0.013 pp+17.4%Yes
Feb 2018$8.2bn0.049%+0.002 pp-0.6%Yes
Jan 2018$8.2bn0.047%+0.000 pp+0.0%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.