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

0.459%

12M weight contribution

-0.059 pp

3M weight contribution

-0.019 pp

12M price return

-15.9%

Share of matched S&P 500 members

Monthly observations through Dec 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
Dec 2022	$127.3bn	0.459%	-0.059 pp	-15.9%	No
Nov 2022	$133.7bn	0.454%	-0.058 pp	-5.8%	No
Oct 2022	$121.2bn	0.430%	-0.088 pp	-16.6%	No
Sep 2022	$121.7bn	0.478%	+0.029 pp	+1.5%	No
Aug 2022	$140.2bn	0.502%	+0.029 pp	+5.8%	No
Jul 2022	$141.9bn	0.488%	-0.001 pp	+6.0%	No
Jun 2022	$133.9bn	0.521%	+0.005 pp	-1.0%	No
May 2022	$138.0bn	0.497%	-0.038 pp	-0.2%	No
Apr 2022	$147.1bn	0.532%	-0.003 pp	+7.5%	No
Mar 2022	$174.0bn	0.586%	+0.297 pp	+26.4%	Yes
Feb 2022	$156.6bn	0.543%	+0.268 pp	+21.7%	Yes
Jan 2022	$157.2bn	0.529%	+0.210 pp	+26.2%	Yes
Dec 2021	$162.0bn	0.519%	-0.049 pp	+23.3%	Yes
Nov 2021	$151.5bn	0.512%	-0.072 pp	+17.1%	Yes
Oct 2021	$155.2bn	0.518%	-0.047 pp	+38.8%	Yes
Sep 2021	$127.8bn	0.449%	+0.448 pp	+1.5%	No
Aug 2021	$141.4bn	0.473%	+0.472 pp	+14.8%	Yes
Jul 2021	$142.7bn	0.489%	+0.489 pp	+28.6%	Yes
Jun 2021	$146.1bn	0.516%	+0.515 pp	+32.6%	Yes
May 2021	$149.3bn	0.535%	+0.534 pp	+34.9%	Yes
Apr 2021	$147.5bn	0.535%	-0.072 pp	+41.8%	Yes
Mar 2021	$147.6bn	0.289%	+0.288 pp	+59.4%	No
Feb 2021	$138.0bn	0.276%	+0.275 pp	+31.5%	No
Jan 2021	$133.1bn	0.319%	-0.296 pp	+12.4%	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.