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Last Close
Sep 12  •  04:00PM ET
182.91
Dollar change
-0.55
Percentage change
-0.30
%
IndexS&P 500 P/E21.87 EPS (ttm)8.36 Insider Own0.49% Shs Outstand112.00M Perf Week-0.32%
Market Cap20.45B Forward P/E17.67 EPS next Y10.35 Insider Trans-11.70% Shs Float111.28M Perf Month2.16%
Enterprise Value26.64B PEG2.79 EPS next Q2.50 Inst Own98.29% Short Float3.82% Perf Quarter2.16%
Income945.00M P/S1.94 EPS this Y9.15% Inst Trans3.83% Short Ratio4.24 Perf Half Y8.35%
Sales10.52B P/B2.83 EPS next Y6.18% ROA6.33% Short Interest4.25M Perf YTD21.24%
Book/sh64.54 P/C64.12 EPS next 5Y7.83% ROE13.65% 52W High185.62 -1.46% Perf Year19.66%
Cash/sh2.85 P/FCF16.71 EPS past 3/5Y-20.98% 4.04% ROIC7.30% 52W Low146.17 25.14% Perf 3Y43.52%
Dividend Est.3.06 (1.67%) EV/EBITDA12.94 Sales past 3/5Y-2.91% 5.02% Gross Margin31.84% Volatility1.53% 1.51% Perf 5Y67.98%
Dividend TTM3.10 (1.69%) EV/Sales2.53 EPS Y/Y TTM13.00% Oper. Margin14.41% ATR (14)2.96 Perf 10Y173.29%
Dividend Ex-DateOct 03, 2025 Quick Ratio0.99 Sales Y/Y TTM12.58% Profit Margin8.98% RSI (14)57.57 Recom2.18
Dividend Gr. 3/5Y6.55% 7.19% Current Ratio1.09 EPS Q/Q22.15% SMA200.97% Beta0.56 Target Price188.94
Payout39.15% Debt/Eq0.88 Sales Q/Q15.19% SMA504.17% Rel Volume0.45 Prev Close183.46
Employees56000 LT Debt/Eq0.79 EarningsJul 22 BMO SMA2008.12% Avg Volume1.00M Price182.91
IPODec 17, 1996 Option/ShortYes / Yes EPS/Sales Surpr.1.93% 1.32% Trades Volume454,077 Change-0.30%
Date Action Analyst Rating Change Price Target Change
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
Feb-26-24Initiated Leerink Partners Market Perform $135
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Quest Diagnostics, Inc. engages in the provision of diagnostic testing, information, and services. It operates through the Diagnostic Information Services (DIS) and All Other segments. The DIS segment offers diagnostic information services to physicians, hospitals, patients, and consumers. The All Other segment consists of risk assessment services and healthcare information technology. The company was founded in 1967 and is headquartered in Secaucus, NJ.
Insider Trading Relationship Date Transaction Cost #Shares Value ($) #Shares Total SEC Form 4
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
Davis J. E.CEO and PresidentApr 02 '25Sale168.4639,1916,602,074127,623Apr 04 08:29 PM
KUPPUSAMY KARTHIKSVP, Clinical SolutionsApr 02 '25Sale170.002,555434,35010,575Apr 04 08:26 PM
Davis J. E.OfficerApr 02 '25Proposed Sale170.0039,1916,662,470Apr 02 10:20 AM
KUPPUSAMY KARTHIKOfficerApr 02 '25Proposed Sale170.002,555434,350Apr 02 09:50 AM
PREVOZNIK MICHAEL ESVP & General CounselMar 17 '25Sale170.004,643789,31038,117Mar 19 09:00 PM
PREVOZNIK MICHAEL EOfficerMar 17 '25Proposed Sale170.004,643789,310Mar 17 10:15 AM
Doherty Catherine T.EVP, Regional BusinessesMar 05 '25Sale174.135,370935,07868,068Mar 07 07:23 PM
Doherty Catherine T.EVP, Regional BusinessesMar 04 '25Sale175.79716125,86668,068Mar 05 04:38 PM
PREVOZNIK MICHAEL ESVP & General CounselMar 04 '25Sale175.79592104,06838,117Mar 05 04:35 PM
Doherty Catherine T.OfficerMar 05 '25Proposed Sale174.135,370935,078Mar 05 09:59 AM
PREVOZNIK MICHAEL EOfficerMar 04 '25Proposed Sale175.79592104,068Mar 04 10:20 AM
Doherty Catherine T.OfficerMar 04 '25Proposed Sale175.79716125,866Mar 04 09:58 AM
PREVOZNIK MICHAEL ESVP & General CounselFeb 27 '25Sale172.6152891,13839,031Feb 28 04:38 PM
Doherty Catherine T.EVP, Regional BusinessesFeb 27 '25Sale172.61824142,23169,178Feb 28 04:35 PM
Doherty Catherine T.OfficerFeb 27 '25Proposed Sale172.61824142,231Feb 27 10:52 AM
PREVOZNIK MICHAEL EOfficerFeb 27 '25Proposed Sale172.6152891,138Feb 27 10:41 AM
PREVOZNIK MICHAEL ESVP & General CounselFeb 20 '25Sale170.99604103,27839,845Feb 21 04:44 PM
Plewman PatrickSVP for Diagnostic ServicesFeb 19 '25Sale169.7132054,30718,082Feb 21 04:43 PM
Doherty Catherine T.EVP, Regional BusinessesFeb 20 '25Sale170.99899153,72070,457Feb 21 04:41 PM
Doherty Catherine T.EVP, Regional BusinessesFeb 19 '25Sale169.7153590,79571,356Feb 21 04:41 PM
PREVOZNIK MICHAEL EOfficerFeb 20 '25Proposed Sale170.99604103,278Feb 20 10:01 AM
Doherty Catherine T.OfficerFeb 20 '25Proposed Sale170.99899153,720Feb 20 09:56 AM
Gregg Vicky BDirectorFeb 05 '25Sale164.571,250205,71016,867Feb 07 04:37 PM
DELANEY MARK ESVP & Chief Commercial OfficerFeb 05 '25Sale164.3040366,2144,624Feb 07 04:36 PM
DELANEY MARK EOfficerFeb 05 '25Proposed Sale164.3040366,214Feb 05 05:06 PM
Gregg Vicky BDirectorFeb 05 '25Proposed Sale164.571,250205,710Feb 05 04:00 PM
DELANEY MARK EOfficerJan 31 '25Proposed Sale164.852,615431,094Jan 31 01:12 PM
PREVOZNIK MICHAEL ESVP & General CounselNov 29 '24Option Exercise86.6335,1463,044,69873,624Dec 02 04:43 PM
PREVOZNIK MICHAEL ESVP & General CounselNov 29 '24Sale163.0735,1465,731,30238,478Dec 02 04:43 PM
Doherty Catherine T.EVP, Regional BusinessesNov 27 '24Option Exercise103.5733,1033,428,478101,515Dec 02 04:41 PM
Doherty Catherine T.EVP, Regional BusinessesNov 27 '24Sale162.9933,1035,395,48468,412Dec 02 04:41 PM
PREVOZNIK MICHAEL EOfficerNov 29 '24Proposed Sale163.0735,1465,731,302Nov 29 02:42 PM
Doherty Catherine T.OfficerNov 27 '24Proposed Sale162.9933,1035,395,484Nov 27 04:12 PM
DEPPE MICHAEL JSVP, Corp. Controller & CAONov 06 '24Option Exercise68.6618,7551,287,63453,696Nov 07 05:21 PM
DEPPE MICHAEL JSVP, Corp. Controller & CAONov 06 '24Sale154.0518,7552,889,12334,941Nov 07 05:21 PM
KUPPUSAMY KARTHIKSVP, Clinical SolutionsOct 28 '24Sale156.921,775278,5259,734Oct 30 04:26 PM
KUPPUSAMY KARTHIKOfficerOct 28 '24Proposed Sale156.871,775278,450Oct 28 12:51 PM