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Last Close
Apr 22  •  04:00PM ET
204.00
Dollar change
-1.04
Percentage change
-0.51
%
Apr 21, 11:37 AMQuest Diagnostics beats Q1 2026 estimates with EPS $2.50, revenue $2.9B and raises 2026 revenue and EPS guidance on strong organic volume and high-value mix
Index
S&P 500
P/E
22.50
EPS (ttm)
9.06
Insider Own
0.53%
Shs Outstand
111.00M
Perf Week
6.57%
Market Cap
22.58B
Forward P/E
17.57
EPS next Y
11.61
Insider Trans
-17.86%
Shs Float
-
Perf Month
4.29%
Enterprise Value
28.97B
PEG
2.01
EPS next Q
2.83
Inst Own
98.16%
Perf Quarter
10.48%
Income
1.02B
P/S
2.00
EPS this Y
9.08%
Inst Trans
-0.21%
Perf Half Y
7.14%
Sales
11.28B
P/B
3.07
EPS next Y
8.09%
ROA
6.28%
Perf YTD
17.56%
Book/sh
66.36
P/C
57.45
EPS next 5Y
8.73%
ROE
14.27%
52W High
213.50 -4.45%
Perf Year
18.03%
Cash/sh
3.55
P/FCF
17.03
EPS past 3/5Y
3.08% -3.64%
ROIC
7.79%
52W Low
164.65 23.90%
Perf 3Y
40.52%
EV/EBITDA
13.04
Sales past 3/5Y
3.74% 3.18%
Gross Margin
31.91%
Volatility
3.11% 2.33%
Perf 5Y
52.59%
EV/Sales
2.57
EPS Y/Y TTM
14.34%
Oper. Margin
14.58%
ATR (14)
5.27
Perf 10Y
170.92%
Quick Ratio
1.08
Sales Y/Y TTM
11.03%
Profit Margin
9.04%
RSI (14)
61.52
Current Ratio
1.18
EPS Q/Q
15.58%
SMA20
3.73%
Beta
0.64
Debt/Eq
0.87
Sales Q/Q
9.16%
SMA50
1.68%
Rel Volume
1.62
Prev Close
205.04
Employees
57000
LT Debt/Eq
0.78
SMA200
9.95%
Avg Volume
990.55K
Price
204.00
IPO
Dec 17, 1996
Option/Short
Yes / Yes
Trades
Volume
1,609,415
Change
-0.51%
Date Action Analyst Rating Change Price Target Change
Jan-30-26Upgrade Barclays Equal Weight → Overweight $210
Aug-25-25Downgrade Robert W. Baird Outperform → Neutral $194
Apr-02-25Initiated Redburn Atlantic Buy $195
Mar-04-25Downgrade Citigroup Buy → Neutral $185
Jan-06-25Upgrade Leerink Partners Market Perform → Outperform $169 → $174
Dec-17-24Upgrade Morgan Stanley Equal-Weight → Overweight $145 → $172
Dec-10-24Resumed Jefferies Buy $175 → $185
Oct-23-24Upgrade Robert W. Baird Neutral → Outperform $157 → $182
Aug-28-24Resumed Evercore ISI In-line $165
Jul-10-24Upgrade Citigroup Neutral → Buy $145 → $165
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Quest Diagnostics, Inc. engages in the provision of diagnostic testing, information, and services. It operates through the Diagnostic Information Services (DIS) and All Other segments. The DIS segment offers diagnostic information services to physicians, hospitals, patients, and consumers. The All Other segment consists of risk assessment services and healthcare information technology. The company was founded in 1967 and is headquartered in Secaucus, NJ.
Insider Trading Relationship Date Transaction Cost #Shares Value ($) #Shares Total SEC Form 4
Doherty Catherine T.EVP, Regional BusinessesMar 05 '26Sale206.215,5581,146,11567,122Mar 06 04:45 PM
PREVOZNIK MICHAEL ESVP & General CounselMar 05 '26Sale206.213,878799,68237,557Mar 06 04:44 PM
Plewman PatrickSVP for Diagnostic ServicesMar 05 '26Sale206.212,855588,73015,198Mar 06 04:44 PM
KUPPUSAMY KARTHIKSVP, Clinical SolutionsMar 04 '26Sale204.862,628538,37213,441Mar 06 04:43 PM
PREVOZNIK MICHAEL EOfficerMar 05 '26Proposed Sale206.213,878799,682Mar 05 11:53 AM
Doherty Catherine T.OfficerMar 05 '26Proposed Sale206.215,5581,146,115Mar 05 10:55 AM
Plewman PatrickOfficerMar 05 '26Proposed Sale206.212,855588,730Mar 05 10:43 AM
Doherty Catherine T.EVP, Regional BusinessesMar 03 '26Sale207.73632131,28567,122Mar 04 04:39 PM
PREVOZNIK MICHAEL ESVP & General CounselMar 03 '26Sale207.73526109,26637,557Mar 04 04:38 PM
Davis J. E.CEO and PresidentMar 02 '26Sale212.5210,0002,125,200117,185Mar 04 04:38 PM
Plewman PatrickSVP for Diagnostic ServicesMar 03 '26Sale207.7341085,16915,198Mar 04 04:38 PM
Doherty Catherine T.OfficerMar 03 '26Proposed Sale207.73632131,285Mar 03 12:53 PM
PREVOZNIK MICHAEL EOfficerMar 03 '26Proposed Sale207.73526109,266Mar 03 12:12 PM
Plewman PatrickOfficerMar 03 '26Proposed Sale207.7341085,169Mar 03 11:52 AM
Davis J. E.OfficerMar 02 '26Proposed Sale212.5210,0002,125,200Mar 02 02:21 PM
Plewman PatrickSVP for Diagnostic ServicesFeb 19 '26Sale204.83958196,22715,838Feb 20 05:13 PM
PREVOZNIK MICHAEL ESVP & General CounselFeb 19 '26Sale204.831,111227,56638,371Feb 20 05:12 PM
Doherty Catherine T.EVP, Regional BusinessesFeb 19 '26Sale204.831,433293,52168,402Feb 20 05:11 PM
Plewman PatrickOfficerFeb 19 '26Proposed Sale204.83958196,227Feb 19 10:34 AM
Doherty Catherine T.OfficerFeb 19 '26Proposed Sale204.831,433293,521Feb 19 10:23 AM
PREVOZNIK MICHAEL EOfficerFeb 19 '26Proposed Sale204.831,111227,566Feb 19 10:19 AM
Doherty Catherine T.EVP, Regional BusinessesFeb 13 '26Option Exercise112.1726,1652,934,92894,233Feb 17 04:37 PM
Doherty Catherine T.EVP, Regional BusinessesFeb 13 '26Sale206.1526,1655,393,81568,068Feb 17 04:37 PM
Doherty Catherine T.OfficerFeb 13 '26Proposed Sale207.4826,1655,428,714Feb 13 10:42 AM
Plewman PatrickSVP for Diagnostic ServicesFeb 10 '26Option Exercise121.815,662689,66021,043Feb 12 04:33 PM
Plewman PatrickSVP for Diagnostic ServicesFeb 10 '26Sale204.005,6621,155,04815,381Feb 12 04:33 PM
Plewman PatrickOfficerFeb 10 '26Proposed Sale204.005,6621,155,048Feb 10 12:46 PM
Davis J. E.CEO and PresidentNov 25 '25Option Exercise95.8055,0935,277,634175,573Nov 28 04:30 PM
Davis J. E.CEO and PresidentNov 25 '25Sale192.2255,09310,589,760120,480Nov 28 04:30 PM
Gregg Vicky BDirectorNov 25 '25Sale191.761,250239,70017,037Nov 28 04:30 PM
Davis J. E.OfficerNov 25 '25Proposed Sale192.2255,09310,589,762Nov 25 04:24 PM
Gregg Vicky BDirectorNov 25 '25Proposed Sale191.761,250239,700Nov 25 09:42 AM
DELANEY MARK ESVP & Chief Commercial OfficerNov 18 '25Option Exercise144.467,9461,147,84515,476Nov 20 04:28 PM
DELANEY MARK ESVP & Chief Commercial OfficerNov 18 '25Sale187.357,9461,488,6837,530Nov 20 04:28 PM
DELANEY MARK EOfficerNov 18 '25Proposed Sale187.357,9461,488,683Nov 18 11:02 AM
PFEIFFER GARY MDirectorOct 22 '25Sale182.401,482270,31729,431Oct 24 06:10 PM
PFEIFFER GARY MDirectorOct 22 '25Proposed Sale182.401,482270,317Oct 22 02:10 PM
PREVOZNIK MICHAEL ESVP & General CounselSep 26 '25Option Exercise103.5722723,51038,344Sep 30 04:36 PM
PREVOZNIK MICHAEL ESVP & General CounselSep 26 '25Sale188.1322742,70638,117Sep 30 04:36 PM
PREVOZNIK MICHAEL EOfficerSep 26 '25Proposed Sale188.1322742,706Sep 26 04:12 PM
PREVOZNIK MICHAEL ESVP & General CounselSep 23 '25Option Exercise103.5728,2882,929,78866,405Sep 25 04:39 PM
PREVOZNIK MICHAEL ESVP & General CounselSep 24 '25Option Exercise103.5717518,12538,292Sep 25 04:39 PM
PREVOZNIK MICHAEL ESVP & General CounselSep 23 '25Sale187.1228,2885,293,31338,117Sep 25 04:39 PM
PREVOZNIK MICHAEL ESVP & General CounselSep 24 '25Sale187.0217532,72938,117Sep 25 04:39 PM
PREVOZNIK MICHAEL EOfficerSep 24 '25Proposed Sale187.0217532,729Sep 24 04:10 PM
PREVOZNIK MICHAEL EOfficerSep 23 '25Proposed Sale187.1228,2885,293,313Sep 23 04:14 PM
Plewman PatrickSVP for Diagnostic ServicesAug 21 '25Sale185.001,975365,37515,269Aug 25 04:27 PM
Plewman PatrickSVP for Diagnostic ServicesAug 19 '25Option Exercise112.174,532508,35421,776Aug 21 04:34 PM
Plewman PatrickSVP for Diagnostic ServicesAug 19 '25Sale183.004,532829,35617,244Aug 21 04:34 PM
Plewman PatrickOfficerAug 21 '25Proposed Sale185.001,975365,375Aug 21 12:10 PM
Plewman PatrickSVP for Diagnostic ServicesAug 15 '25Sale180.001,975355,50017,244Aug 19 04:47 PM
Plewman PatrickDirectorAug 19 '25Proposed Sale183.004,532829,356Aug 19 04:09 PM
Plewman PatrickOfficerAug 15 '25Proposed Sale180.007212,960Aug 15 05:29 PM
Plewman PatrickOfficerAug 15 '25Proposed Sale180.001,903342,540Aug 15 05:22 PM
Plewman PatrickSVP for Diagnostic ServicesAug 06 '25Option Exercise86.633,560308,40324,745Aug 08 04:40 PM
Plewman PatrickSVP for Diagnostic ServicesAug 06 '25Sale175.005,535968,62519,219Aug 08 04:40 PM
Plewman PatrickOfficerAug 06 '25Proposed Sale175.005,535968,625Aug 06 01:54 PM
KUPPUSAMY KARTHIKSVP, Clinical SolutionsJul 30 '25Option Exercise102.778,269849,76415,884Aug 01 04:37 PM
KUPPUSAMY KARTHIKSVP, Clinical SolutionsJul 30 '25Sale167.408,2691,384,23110,660Aug 01 04:37 PM
KUPPUSAMY KARTHIKSVP, Clinical SolutionsJul 31 '25Sale170.002,210375,7008,450Aug 01 04:37 PM
KUPPUSAMY KARTHIKOfficerJul 31 '25Proposed Sale170.002,210375,700Jul 31 02:27 PM
KUPPUSAMY KARTHIKOfficerJul 30 '25Proposed Sale167.408,2691,384,231Jul 30 03:59 PM
DELANEY MARK ESVP & Chief Commercial OfficerMay 12 '25Sale175.72874153,5798,372May 14 05:12 PM
DELANEY MARK ESVP & Chief Commercial OfficerMay 13 '25Sale175.31874153,2217,498May 14 05:12 PM
DELANEY MARK EOfficerMay 13 '25Proposed Sale175.31874153,221May 13 09:59 AM
DELANEY MARK EOfficerMay 12 '25Proposed Sale175.72874153,579May 12 10:01 AM