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DGX compared with CSTL: revenue, margins and what each company keeps, and the suppliers and customers both name
DGX
Quest Diagnostics Inc
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Mkt cap
Revenue
Revenue
CSTL
Castle Biosciences Inc
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Mkt cap
Revenue
Revenue
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DGX
Quest Diagnostics Inc
vs
CSTL
Castle Biosciences Inc
Price
Mkt cap
Revenue
Revenue
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rebased to 0%
1D
1W
1M
3M
YTD
1Y
5Y
1D
1W
1M
3M
YTD
1Y
5Y
DGX, solid
CSTL, dashed
DGX
Quest Diagnostics Inc
Change
253.25
▼
−0.58%
Mkt cap
$28.0B
Revenue
$3.1B
Q3 FY26
Revenue
$11.0B
FY25
CSTL
Castle Biosciences Inc
Change
34.42
▲
+0.63%
Regular session
Nov 6 '26
Mkt cap
$1.1B
Revenue
$103M
Q3 FY26
Revenue
$344M
FY25
vs
Compare
Regular session
Nov 6 '26
DGX
Quest Diagnostics Inc
vs
CSTL
Castle Biosciences Inc
253.25
▼
−0.58%
Price
34.42
▲
+0.63%
$28.0B
Mkt cap
$1.1B
Q3 FY26
$3.1B
Revenue
$103M
Q3 FY26
FY25
$11.0B
Revenue
$344M
FY25
Change
Change
DGX
253.25
▼
−0.58%
vs
CSTL
34.42
▲
+0.63%
Regular session
Nov 6 '26