Observatory · observe first

Union Pacific Corporation

UNP · United States · Rail Transportation · matched S&P 500 member. Follow its market-weight contribution.

Historical time machine
Historical observation
20182026
Universe weight
0.667%
12M weight contribution
+0.068 pp
3M weight contribution
+0.059 pp
12M price return
+8.0%

Share of matched S&P 500 members

Monthly observations through May 2018

0.60.60.72018

Company price index

A separate dimension from market allocation

981031082018

Historical observations

Most recent 24 observations at or before the selected month

MonthMarket capUniverse weight12M weight change12M returnAbove 6M weight average
May 2018$110.0bn0.667%+0.068 pp+8.0%Yes
Apr 2018$102.9bn0.632%+0.033 pp+0.6%Yes
Mar 2018$104.8bn0.643%+0.043 pp+1.2%Yes
Feb 2018$101.5bn0.608%+0.009 pp-1.9%Yes
Jan 2018$105.1bn0.599%+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.