Varamir
Desk
News
Calendar
Pricing
Saved
Search
tickers or companies
⌘K
Start free
· no card
Sign in
BRK-B compared with WRB: revenue, margins and what each company keeps, and the suppliers and customers both name
BRK-B
Berkshire Hathaway Inc
Change
Mkt cap
Revenue
Revenue
WRB
W. R. Berkley Corp
Change
Mkt cap
Revenue
Revenue
vs
Compare
BRK-B
Berkshire Hathaway Inc
vs
WRB
W. R. Berkley Corp
Price
Mkt cap
Revenue
Revenue
Change
Change
Revenue flow
Supply chain
Price
Co-movers
Event sensitivity
Earnings history
Save comparison
Copy link
Co-movers
Desk
News
Calendar
Saved
Search
Co-movers
daily closes · 501d
Method
›
Moved together
BRK-B
with
WRB
×0.59
co-movement · WRB on BRK-B · 501d
r 0.45
scale to r 0.75
Shared co-movers
6
with BRK-B
with WRB
L
Loews Corp
r 0.64
r 0.69
AFL
Aflac Inc
r 0.61
r 0.60
HIG
Hartford Insurance Group, Inc.
r 0.60
r 0.72
CINF
Cincinnati Financial Corp
r 0.58
r 0.63
ACGL
Arch Capital Group Ltd.
r 0.57
r 0.65
TRV
Travelers Companies, Inc.
r 0.57
r 0.70
BRK-B, solid
WRB, hatched
× = co-movement · β
r = correlation
Bar = r to r 0.75
Order: weaker of A and B
Source: daily closes
BRK-B
Berkshire Hathaway Inc
Change
571.69
▼
−0.11%
· post 572.00
Mkt cap
$1.2T
Revenue
$102B
Q2 FY26
Revenue
$371B
FY25
WRB
W. R. Berkley Corp
Change
75.44
▼
−2.00%
· post 74.59
Closed
Nov 6 '26
Mkt cap
$27.9B
Revenue
$3.7B
Q3 FY26
Revenue
$14.7B
FY25
vs
Compare
Closed
Nov 6 '26
BRK-B
Berkshire Hathaway Inc
vs
WRB
W. R. Berkley Corp
571.69
▼
−0.11%
post 572.00
Price
75.44
▼
−2.00%
post 74.59
$1.2T
Mkt cap
$27.9B
Q2 FY26
$102B
Revenue
$3.7B
Q3 FY26
FY25
$371B
Revenue
$14.7B
FY25
Change
Change
BRK-B
571.69
▼
−0.11%
vs
WRB
75.44
▼
−2.00%
Closed
Nov 6 '26