DGX Insider Trading

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Insider Ownership Percentage: 0.79%

Insider Buying (Last 12 Months): $0.00

Insider Selling (Last 12 Months): $13,239,442.64

Quest Diagnostics Insider Trading History Chart

Quest Diagnostics Share Price & Price History

^$164.06

▼ -0.412 (-0.25%)

As of 04/17/2025 04:29 PM ET

Days: 30 | 90 | 365

Quest Diagnostics Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
4/2/2025	J. E Davis	CEO	Sell	39,191	$168.46	$6,602,115.86	127,623
4/2/2025	Karthik Kuppusamy	SVP	Sell	2,555	$170.00	$434,350.00	10,575
3/17/2025	Michael E. Prevoznik	SVP	Sell	4,643	$170.00	$789,310.00	38,117
3/5/2025	Catherine T. Doherty	EVP	Sell	5,370	$174.13	$935,078.10	68,068
2/27/2025	Catherine T. Doherty	EVP	Sell	824	$172.61	$142,230.64	69,178
2/27/2025	Michael E. Prevoznik	SVP	Sell	528	$172.61	$91,138.08	39,031
2/20/2025	Michael E. Prevoznik	SVP	Sell	604	$170.99	$103,277.96	39,845
2/19/2025	Catherine T. Doherty	EVP	Sell	535	$169.71	$90,794.85	71,356
2/5/2025	Mark E. Delaney	SVP	Sell	403	$164.30	$66,212.90	4,624
2/5/2025	Vicky B. Gregg	Director	Sell	1,250	$164.57	$205,712.50	16,867
11/6/2024	Michael J. Deppe	CAO	Sell	18,755	$154.05	$2,889,207.75	34,941
10/28/2024	Karthik Kuppusamy	SVP	Sell	1,775	$156.92	$278,533.00	9,734
8/28/2024	Karthik Kuppusamy	SVP	Sell	1,990	$153.26	$304,987.40	11,459
7/24/2024	Mark E. Delaney	SVP	Sell	420	$143.08	$60,093.60	5,019
4/29/2024	Karthik Kuppusamy	SVP	Sell	1,760	$140.00	$246,400.00	13,435
2/29/2024	Michael E. Prevoznik	SVP	Sell	5,611	$125.88	$706,312.68	38,478
2/28/2024	Catherine T. Doherty	EVP	Sell	5,557	$126.57	$703,349.49	69,599
2/23/2024	Vicky B. Gregg	Director	Sell	2,500	$126.64	$316,600.00	16,329
2/22/2024	Catherine T. Doherty	EVP	Sell	821	$126.14	$103,560.94	70,800
2/22/2024	Michael E. Prevoznik	SVP	Sell	661	$126.14	$83,378.54	40,206
2/24/2023	Michael E. Prevoznik	SVP	Sell	1,415	$141.42	$200,109.30	39,440
12/1/2022	Timothy M. Ring	Director	Sell	2,025	$152.50	$308,812.50	24,149
11/28/2022	Catherine T. Doherty	SVP	Sell	40,765	$149.18	$6,081,322.70	67,733
11/1/2022	Timothy M. Ring	Director	Sell	2,000	$144.06	$288,120.00	24,149
10/26/2022	Michael J. Deppe	CAO	Sell	15,497	$145.00	$2,247,065.00	32,013
10/3/2022	Timothy M. Ring	Director	Sell	2,000	$123.39	$246,780.00	23,933
8/1/2022	Timothy M. Ring	Director	Sell	2,000	$136.04	$272,080.00	23,933
7/1/2022	Timothy M. Ring	Director	Sell	2,000	$133.47	$266,940.00	23,933
5/24/2022	Stephen H. Rusckowski	CEO	Sell	282,408	$140.12	$39,571,008.96	334,833
5/17/2022	Michael E. Prevoznik	SVP	Sell	50,604	$139.97	$7,083,041.88	39,224

SEC Filings (Institutional Ownership Changes) for Quest Diagnostics (NYSE:DGX)

88.06% of Quest Diagnostics stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

Quest Diagnostics Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
4/17/2025	QRG Capital Management Inc.	75,649	$12.80M	0.1%	+2.7%	0.068%
4/17/2025	Sagespring Wealth Partners LLC	1,724	$0.29M	0.0%	+7.7%	0.002%
4/17/2025	Great Lakes Retirement Inc.	6,926	$1.17M	0.2%	N/A	0.006%
4/17/2025	Montecito Bank & Trust	2,788	$0.47M	0.1%	+52.6%	0.003%
4/17/2025	Janney Montgomery Scott LLC	18,010	$3.05M	0.0%	+9.5%	0.016%
4/17/2025	Acropolis Investment Management LLC	3,460	$0.59M	0.0%	-4.3%	0.003%
4/17/2025	Mn Services Vermogensbeheer B.V.	40,845	$6.91M	0.1%	-7.5%	0.037%
4/17/2025	Exchange Traded Concepts LLC	5,806	$0.98M	0.0%	-7.8%	0.005%
4/17/2025	Sound Income Strategies LLC	1,028	$0.17M	0.0%	+35.1%	0.001%
4/17/2025	Dynamic Advisor Solutions LLC	4,066	$0.69M	0.0%	-2.6%	0.004%
4/16/2025	Farmers & Merchants Investments Inc.	4,185	$0.71M	0.0%	-2.3%	0.004%
4/16/2025	Wealth Enhancement Advisory Services LLC	30,825	$5.22M	0.0%	+11.6%	0.028%
4/16/2025	Azzad Asset Management Inc. ADV	3,922	$0.66M	0.1%	+1.7%	0.004%
4/16/2025	Elevation Point Wealth Partners LLC	2,037	$0.35M	0.0%	N/A	0.002%
4/16/2025	Stanley Laman Group Ltd.	1,208	$0.20M	0.0%	N/A	0.001%
4/16/2025	Delta Capital Management LLC	20,345	$3.44M	1.3%	-2.1%	0.018%
4/16/2025	NorthCrest Asset Manangement LLC	2,225	$0.38M	0.0%	+5.5%	0.002%
4/16/2025	Rockland Trust Co.	1,257	$0.21M	0.0%	-40.0%	0.001%
4/16/2025	Fort Washington Investment Advisors Inc. OH	10,810	$1.83M	0.0%	+20.0%	0.010%
4/15/2025	Fifth Third Bancorp	9,843	$1.67M	0.0%	+110.5%	0.009%
4/15/2025	Zhang Financial LLC	1,278	$0.22M	0.0%	N/A	0.001%
4/15/2025	Baker Ellis Asset Management LLC	1,220	$0.21M	0.0%	N/A	0.001%
4/15/2025	CX Institutional	9,499	$1.61M	0.1%	+4.0%	0.009%
4/15/2025	Assenagon Asset Management S.A.	19,852	$3.36M	0.0%	-84.5%	0.018%
4/15/2025	Integrated Advisors Network LLC	3,285	$0.56M	0.0%	+63.9%	0.003%
4/15/2025	Handelsbanken Fonder AB	28,048	$4.75M	0.0%	-1.5%	0.025%
4/15/2025	SG Americas Securities LLC	13,837	$2.34M	0.0%	N/A	0.012%
4/15/2025	Avanza Fonder AB	9,163	$1.54M	0.1%	-3.4%	0.008%
4/15/2025	Parsons Capital Management Inc. RI	7,973	$1.35M	0.1%	-15.2%	0.007%
4/15/2025	GAMMA Investing LLC	2,630	$0.45M	0.0%	+38.3%	0.002%
4/14/2025	Yousif Capital Management LLC	17,781	$3.01M	0.0%	-3.2%	0.016%
4/14/2025	Harbor Capital Advisors Inc.	10,720	$1.81M	0.1%	+5.8%	0.010%
4/14/2025	Olstein Capital Management L.P.	46,000	$7.78M	1.4%	-15.2%	0.041%
4/14/2025	Bruce G. Allen Investments LLC	183	$31K	0.0%	+57.8%	0.000%
4/14/2025	International Private Wealth Advisors LLC	1,256	$0.21M	0.2%	-10.2%	0.001%
4/14/2025	Farther Finance Advisors LLC	2,938	$0.50M	0.0%	-29.8%	0.003%
4/14/2025	Toth Financial Advisory Corp	22,369	$3.79M	0.5%	+4.9%	0.020%
4/14/2025	First Citizens Bank & Trust Co.	5,644	$0.96M	0.0%	-24.7%	0.005%
4/14/2025	Capital Investment Advisors LLC	3,764	$0.64M	0.0%	+15.4%	0.003%
4/14/2025	Wedge Capital Management L L P NC	192,370	$32.55M	0.6%	+6.1%	0.173%
4/14/2025	Park Avenue Securities LLC	6,181	$1.05M	0.0%	+19.6%	0.006%
4/14/2025	OLD National Bancorp IN	1,319	$0.22M	0.0%	N/A	0.001%
4/14/2025	Kennebec Savings Bank	3,835	$0.65M	0.7%	-2.2%	0.003%
4/14/2025	Wedmont Private Capital	2,525	$0.41M	0.0%	+17.8%	0.002%
4/14/2025	UMB Bank n.a.	24,797	$4.20M	0.1%	+3.2%	0.022%
4/14/2025	Clean Yield Group	27,624	$4.67M	1.5%	+4.5%	0.025%
4/11/2025	Radnor Capital Management LLC	1,257	$0.21M	0.0%	N/A	0.001%
4/11/2025	SeaCrest Wealth Management LLC	2,132	$0.36M	0.0%	+23.5%	0.002%
4/11/2025	Procyon Advisors LLC	2,488	$0.42M	0.0%	N/A	0.002%
4/11/2025	Stablepoint Partners LLC	14,977	$2.53M	0.5%	-3.5%	0.013%
4/11/2025	Atwater Malick LLC	56,648	$9.59M	3.2%	+2.7%	0.051%
4/11/2025	Curat Global LLC	600	$0.10M	0.1%	N/A	0.001%
4/10/2025	Naples Global Advisors LLC	9,306	$1.58M	0.1%	+16.2%	0.008%
4/10/2025	Hennion & Walsh Asset Management Inc.	2,969	$0.50M	0.0%	+91.9%	0.003%
4/10/2025	AEGON ASSET MANAGEMENT UK Plc	142,613	$24.14M	0.4%	-1.5%	0.129%
4/10/2025	Bremer Bank National Association	23,161	$3.92M	0.7%	N/A	0.021%
4/10/2025	Crestmont Private Wealth LLC	3,739	$0.63M	0.3%	+18.7%	0.003%
4/9/2025	Sentry Investment Management LLC	351	$58K	0.0%	-23.0%	0.000%
4/9/2025	Fulton Bank N.A.	2,593	$0.44M	0.0%	N/A	0.002%
4/9/2025	Merit Financial Group LLC	3,561	$0.60M	0.0%	+45.2%	0.003%
4/9/2025	NBC Securities Inc.	210	$35K	0.0%	N/A	0.000%
4/9/2025	American National Bank & Trust	9,562	$1.62M	0.2%	N/A	0.009%
4/9/2025	Dakota Community Bank & Trust NA	1,640	$0.28M	1.3%	-6.7%	0.001%
4/9/2025	Czech National Bank	25,495	$4.31M	0.0%	+5.3%	0.023%
4/9/2025	JGP Wealth Management LLC	83,017	$14.05M	1.8%	-16.9%	0.075%
4/8/2025	Rhumbline Advisers	287,218	$48.60M	0.0%	+2.7%	0.259%
4/8/2025	New Hampshire Trust	3,582	$0.61M	0.1%	+2.5%	0.003%
4/8/2025	Somerset Trust Co	9,360	$1.58M	0.6%	-1.0%	0.008%
4/8/2025	Parallel Advisors LLC	3,284	$0.56M	0.0%	-6.4%	0.003%
4/7/2025	GAMMA Investing LLC	444,996	$75.29M	0.0%	+23,296.2%	0.401%
4/3/2025	First Hawaiian Bank	1,581	$0.27M	0.0%	N/A	0.001%
4/1/2025	MassMutual Private Wealth & Trust FSB	22,105	$3.74M	0.1%	-0.9%	0.020%
4/1/2025	First Financial Bank Trust Division	3,305	$0.56M	0.1%	-55.1%	0.003%
3/18/2025	California State Teachers Retirement System	171,625	$25.89M	0.0%	-6.9%	0.155%
3/17/2025	Wealth Enhancement Advisory Services LLC	27,615	$4.17M	0.0%	+159.1%	0.025%
3/4/2025	Siemens Fonds Invest GmbH	27,640	$4.17M	0.2%	+625.8%	0.025%
2/28/2025	Menard Financial Group LLC	723	$0.11M	0.1%	N/A	0.001%
2/28/2025	Universal Beteiligungs und Servicegesellschaft mbH	223,370	$33.70M	0.1%	N/A	0.201%
2/27/2025	Jefferies Financial Group Inc.	24,900	$3.76M	0.0%	+17.0%	0.022%
2/25/2025	Shufro Rose & Co. LLC	3,950	$0.60M	0.0%	-2.5%	0.004%
2/25/2025	Integrated Advisors Network LLC	2,004	$0.30M	0.0%	-4.8%	0.002%
2/20/2025	Mackenzie Financial Corp	11,002	$1.66M	0.0%	+16.0%	0.010%
2/20/2025	Forum Financial Management LP	3,355	$0.51M	0.0%	+72.9%	0.003%
2/20/2025	Peak Retirement Planning Inc.	7,071	$1.07M	0.7%	N/A	0.006%
2/19/2025	Toronto Dominion Bank	59,686	$9M	0.0%	+6.9%	0.053%
2/19/2025	Auxier Asset Management	27,577	$4.16M	0.6%	-2.2%	0.025%
2/19/2025	GF Fund Management CO. LTD.	2,793	$0.42M	0.0%	N/A	0.003%
2/19/2025	Public Employees Retirement System of Ohio	57,822	$8.72M	0.0%	-6.6%	0.052%
2/18/2025	Neo Ivy Capital Management	24,681	$3.72M	0.7%	N/A	0.022%
2/18/2025	Vega Investment Solutions	7,510	$1.13M	0.9%	N/A	0.007%
2/18/2025	Focus Partners Advisor Solutions LLC	1,452	$0.22M	0.0%	-32.8%	0.001%
2/17/2025	UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	1,002,379	$151.22M	0.0%	+14.7%	0.898%
2/17/2025	USS Investment Management Ltd	16,062	$2.42M	0.0%	-27.1%	0.014%
2/17/2025	Worldquant Millennium Advisors LLC	14,444	$2.18M	0.0%	-19.9%	0.013%
2/17/2025	Woodline Partners LP	504,596	$76.12M	0.5%	+6.7%	0.452%
2/17/2025	Victrix Investment Advisors	1,600	$0.24M	0.2%	N/A	0.001%
2/17/2025	Vident Advisory LLC	2,423	$0.37M	0.0%	+31.7%	0.002%
2/17/2025	WBI Investments LLC	27,681	$4.18M	1.0%	N/A	0.025%
2/17/2025	Twinbeech Capital LP	20,049	$3.03M	0.1%	N/A	0.018%
2/17/2025	Two Sigma Investments LP	21,889	$3.30M	0.0%	-0.7%	0.020%

Data available starting January 2016

Quest Diagnostics Incorporated provides diagnostic testing and services in the United States and internationally. The company develops and delivers diagnostic information services, such as routine, non-routine and advanced clinical testing, anatomic pathology testing, and other diagnostic information services. It offers diagnostic information services primarily under the Quest Diagnostics brand, as well as under the AmeriPath, Dermpath Diagnostics, ExamOne, and Quanum brands to physicians, hospitals, patients and consumers, health plans, government agencies, employers, retailers, pharmaceutical companies and insurers, and accountable care organizations through a network of laboratories, patient service centers, phlebotomists in physician offices, call centers and mobile phlebotomists, nurses, and other health and wellness professionals. The company also provides risk assessment services for the life insurance industry; and healthcare organizations and clinicians information technology solutions. Quest Diagnostics Incorporated was founded in 1967 and is headquartered in Secaucus, New Jersey.

Today's Range

Now: $164.06

$162.47

$165.60

50 Day Range

MA: $168.71

$160.03

$176.81

52 Week Range

Now: $164.06

$125.42

$178.87

Volume

733,113 shs

Average Volume

958,901 shs

Market Capitalization

$18.21 billion

P/E Ratio

21.35

Dividend Yield

1.95%

Beta

0.78

Who are the company insiders with the largest holdings of Quest Diagnostics?: Quest Diagnostics' top insider shareholders include:
J E Davis (CEO)
Catherine T Doherty (EVP)
Michael E Prevoznik (SVP)
Michael J Deppe (CAO)
Vicky B Gregg (Director)
Karthik Kuppusamy (SVP)
Mark E Delaney (SVP)
Learn More about top insider investors at Quest Diagnostics.
Who are the major institutional investors of Quest Diagnostics?: Quest Diagnostics' top institutional shareholders include:
GAMMA Investing LLC — 0.40%
Rhumbline Advisers — 0.26%
Wedge Capital Management L L P NC — 0.17%
AEGON ASSET MANAGEMENT UK Plc — 0.13%
JGP Wealth Management LLC — 0.07%
Atwater Malick LLC — 0.05%
Learn More about top institutional investors of Quest Diagnostics stock.
Which institutional investors are selling Quest Diagnostics stock?: In the last quarter, DGX stock was sold by these institutional investors:
Assenagon Asset Management S.A.
JGP Wealth Management LLC
Olstein Capital Management L.P.
First Financial Bank Trust Division
AEGON ASSET MANAGEMENT UK Plc
First Citizens Bank & Trust Co.
Parsons Capital Management Inc. RI
Farther Finance Advisors LLC
In the previous year, company insiders that have sold Quest Diagnostics company stock include:
J E Davis (CEO)
Catherine T Doherty (EVP)
Michael E Prevoznik (SVP)
Michael J Deppe (CAO)
Vicky B Gregg (Director)
Karthik Kuppusamy (SVP)
Mark E Delaney (SVP)
Learn More investors selling Quest Diagnostics stock.
Which institutional investors are buying Quest Diagnostics stock?: During the last quarter, DGX stock was bought by institutional investors including:
GAMMA Investing LLC
Bremer Bank National Association
SG Americas Securities LLC
Wedge Capital Management L L P NC
American National Bank & Trust
Rhumbline Advisers
Fifth Third Bancorp
Wealth Enhancement Advisory Services LLC