Observatory · observe first

W. R. Berkley Corporation

WRB · United States · Property & Casualty Insurance · matched S&P 500 member. Follow its market-weight contribution.

Historical time machine
Historical observation
20182026
Universe weight
0.041%
12M weight contribution
+0.021 pp
3M weight contribution
-0.004 pp
12M price return
+32.6%

Share of matched S&P 500 members

Monthly observations through Aug 2022

0.00.00.0202020212022

Company price index

A separate dimension from market allocation

118176235202020212022

Historical observations

Most recent 24 observations at or before the selected month

MonthMarket capUniverse weight12M weight change12M returnAbove 6M weight average
Aug 2022$11.5bn0.041%+0.021 pp+32.6%Yes
Jul 2022$11.1bn0.038%+0.018 pp+31.7%Yes
Jun 2022$12.1bn0.047%+0.026 pp+41.3%Yes
May 2022$12.6bn0.045%+0.023 pp+40.5%Yes
Apr 2022$7.8bn0.028%+0.006 pp+28.5%Yes
Mar 2022$7.8bn0.026%+0.015 pp+36.1%Yes
Feb 2022$7.1bn0.025%+0.014 pp+33.8%Yes
Jan 2022$6.6bn0.022%+0.011 pp+39.7%Yes
Dec 2021$6.5bn0.021%-0.001 pp+27.4%Yes
Nov 2021$6.0bn0.020%-0.002 pp+19.3%Yes
Oct 2021$6.3bn0.021%-0.002 pp+34.2%Yes
Sep 2021$5.8bn0.020%+0.020 pp+21.3%No
Aug 2021$5.9bn0.020%+0.020 pp+23.1%Yes
Jul 2021$5.8bn0.020%+0.020 pp+20.2%Yes
Jun 2021$5.9bn0.021%+0.021 pp+31.7%Yes
May 2021$6.1bn0.022%+0.022 pp+35.6%Yes
Apr 2021$6.3bn0.023%-0.002 pp+48.7%Yes
Mar 2021$5.9bn0.012%+0.012 pp+45.5%No
Feb 2021$5.5bn0.011%+0.011 pp+4.1%No
Jan 2021$4.9bn0.012%-0.018 pp-14.8%No
Dec 2020$5.3bn0.021%-0.006 pp-3.1%Yes
Nov 2020$5.2bn0.022%+0.022 pp-3.7%Yes
Oct 2020$4.8bn0.023%+0.023 pp-12.4%Yes
Sep 2020$4.8bn0.000%+0.000 pp-13.8%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.