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NYSE · CIK 0001022079 · SERVICES-MEDICAL LABORATORIES

Quest Diagnostics Inc

DGX chart by TradingView
P/E 22.4xP/B 3.2xP/SALES 2.1xEV/EBITDA 13.0xFCF YIELD 5.68%

PRICE HISTORY

LIVE · NYSE
DGX chart by TradingView
REVENUE FY2025 ENDED DEC 2025
$11.0B
EBITDA
$2.1B
FREE CASH FLOW
$1.4B
EPS
$8.78
GROSS MARGIN
33.21%
ROIC
7.99%
Q2 FY26ENDED JUN 2026HOVERDRAG ACROSS ANY CHART TO SCRUB ALL 24 · 40 QUARTERS SHOWNVALUATIONGROWTHPROFITABILITY & RETURNSCASH & CAPITALBALANCE SHEET

VALUATION

what you pay for a unit of the business7 CHARTS

P / E RATIO (TTM)

22.4x
+26%
LATEST · Q2 FY26
22.4xQ3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26
7.5x22.4x

P / SALES (TTM)

2.1x
+28%
LATEST · Q2 FY26
2.1xQ3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26
1.4x2.2x

P / BOOK

3.2x
+23%
LATEST · Q2 FY26
3.2xQ3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26
1.9x3.4x

EV / EBITDA (TTM)

13.0x
+26%
LATEST · Q2 FY26
13.0xQ3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26
5.2x13.4x

EV / REVENUE (TTM)

2.5x
+21%
LATEST · Q2 FY26
2.5xQ3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26
1.3x2.5x

FCF YIELD (TTM)

5.68%
-0.8pp
LATEST · Q2 FY26
5.68%Q3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26
4.29%12.95%

DIVIDEND YIELD (TTM)

-0.1pp
LATEST · Q2 FY26
Q3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26
1.57%1.92%

GROWTH

is the business getting bigger5 CHARTS

REVENUE

$3.0B
+61%
LATEST · Q2 FY26
3.0BQ3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26

EBITDA (DERIVED)

$0.6B
+57%
LATEST · Q2 FY26
0.6BQ3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26

NET INCOME

$0.3B
+67%
LATEST · Q2 FY26
0.3BQ3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26

EPS (DILUTED)

$2.86
+111%
LATEST · Q2 FY26
2.86Q3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26

REVENUE GROWTH YOY

10.21%
+9.9pp
LATEST · Q2 FY26
10.21%Q3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26
-15.63%55.87%

PROFITABILITY & RETURNS

what survives to the bottom, and what it earns on capital4 CHARTS

FCF MARGIN

15.08%
+2.4pp
LATEST · Q2 FY26
15.08%Q3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26
-1.42%27.67%

RETURN ON CAPITAL

8.47%
+0.1pp
LATEST · Q2 FY26
8.47%Q3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26
6.84%42.07%

RETURN ON EQUITY (TTM)

14.13%
-0.4pp
LATEST · Q2 FY26
14.13%Q3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26
11.88%38.09%

MARGIN FUNNEL

every line is a share of the same revenue, so they read on one scale — the gaps are what each layer takes out, and net rises above operating when income arrives from outside the business
GROSS MARGIN33.75%
OPERATING MARGIN15.08%
NET MARGIN10.52%
FCF MARGIN15.08%
49.5735.6721.767.85-6.05GROSSOPERNETFCFQ3 FY16Q3 FY17Q3 FY18Q3 FY19Q3 FY20Q3 FY21Q3 FY22Q3 FY23Q3 FY24Q3 FY25Q2 FY26

CASH & CAPITAL

where the money actually goes5 CHARTS

FREE CASH FLOW

$0.5B
+91%
LATEST · Q2 FY26
0.5BQ3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26

STOCK-BASED COMP

$0.0B
+44%
LATEST · Q2 FY26
0.0BQ3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26

CAPITAL EXPENDITURE

$0.1B
+126%
LATEST · Q2 FY26
0.1BQ3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26

SHARES OUTSTANDING

0.11B
-21%
LATEST · Q2 FY26
0.11BQ3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26

DIVIDEND / SHARE

$0.86
+115%
LATEST · Q2 FY26
0.86Q3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26

BALANCE SHEET

how much cushion there is3 CHARTS

CASH & EQUIVALENTS

$0.6B
+54%
LATEST · Q2 FY26
0.6BQ3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26

TOTAL DEBT

$5.6B
+48%
LATEST · Q2 FY26
5.6BQ3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26

DEBT / EBITDA (TTM)

2.6x
+0%
LATEST · Q2 FY26
2.6xQ3 FY16Q3 FY18Q3 FY20Q3 FY22Q3 FY24Q2 FY26
0.0x3.6x

OWNERSHIP

10 LARGEST HOLDERS · WHO OWNS THE FLOAT
INSTITUTIONS 99.23%INSIDERS 0.44%OTHER / RETAIL 0.33%1,512 INSTITUTIONAL FILERS
HOLDER% HELDSHARESVALUECHANGE
Blackrock Inc.8.31%9.2M$2.19B-3.0%
Vanguard Capital Management LLC6.47%7.1M$1.70BNEW
Price (T.Rowe) Associates Inc5.71%6.3M$1.50B+0.0%
Vanguard Portfolio Management LLC5.51%6.1M$1.45BNEW
State Street Corporation4.88%5.4M$1.28B-0.0%
Boston Partners4.30%4.7M$1.13B+18.3%
JPMORGAN CHASE & CO3.48%3.8M$916.8M-7.2%
Geode Capital Management, LLC2.80%3.1M$735.6M+1.9%
Morgan Stanley2.25%2.5M$591.0M-7.9%
Edgepoint Investment Group Inc.2.03%2.2M$534.8M+35.1%
AS OF 2026-03-31 · MOST RECENT 13F FILINGS
SOURCE → 10-K · 10-Q · 8-K / GUIDANCE · ALL FILINGS
FILING DATA AS OF 2026-08-10. Figures are derived from public SEC EDGAR filings (40most recent quarters shown, Q4 implied as full-year minus Q1-Q3). Valuation multiples use each period’s fiscal period-end close. Live price charts and quotes are provided by TradingView. This page is informational only — it is not investment advice, and figures are not warranted for accuracy. EBITDA is not a GAAP measure; it is derived as operating income + D&A. Verify against the linked source filing before relying on any number here.