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DGX compared with PSNL: revenue, margins and what each company keeps, and the suppliers and customers both name
DGX
Quest Diagnostics Inc
Change
Mkt cap
Revenue
Revenue
PSNL
Personalis, Inc.
Change
Mkt cap
Revenue
Revenue
vs
Compare
DGX
Quest Diagnostics Inc
vs
PSNL
Personalis, Inc.
Price
Mkt cap
Revenue
Revenue
Change
Change
Revenue flow
Supply chain
Price
Co-movers
Event sensitivity
Earnings history
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Revenue flow
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DGX
Quest Diagnostics Inc
Change
250.83
· pre 247.69
· delayed
Mkt cap
$27.6B
Revenue
$3.1B
Q3 FY26
Revenue
$11.0B
FY25
PSNL
Personalis, Inc.
Change
15.77
· pre 15.67
· delayed
Pre-market
Nov 3 '26
delayed
Mkt cap
$1.7B
Revenue
$22M
Q2 FY26
Revenue
$70M
FY25
vs
Compare
Pre-market
Nov 3 '26
delayed
DGX
Quest Diagnostics Inc
vs
PSNL
Personalis, Inc.
250.83
pre 247.69
delayed
Price
15.77
pre 15.67
delayed
$27.6B
Mkt cap
$1.7B
Q3 FY26
$3.1B
Revenue
$22M
Q2 FY26
FY25
$11.0B
Revenue
$70M
FY25
Change
Change
DGX
250.83
vs
PSNL
15.77
Pre-market
Nov 3 '26
delayed
Revenue flow
Supply chain
Price
Co-movers
Event sensitivity
Earnings history
Price
Supply-chain overlap
Revenue flow
PSNL: latest quarter is a loss; flow not drawable.
Method
›
Price
rebased to 0%
1D
1W
1M
3M
YTD
1Y
5Y
1D
1W
1M
3M
YTD
1Y
5Y
DGX, solid
PSNL, dashed
Supply-chain overlap
direct ties · both sides
Sources
›
direct ties · both sides
Only DGX
1
GRAL
Grail
customer
Shared
0
No shared counterparties.
Only PSNL
4
MRNA
ModernaTX
customer
MRK
Merck
customer
—
U.S. Department of Veterans Affairs' Million Veteran Program
unlisted
customer
—
Tempus AI
Role chip = supplier or customer
—
= no ticker (unlisted)
Source: SEC EDGAR
unlisted
customer