Quest Diagnostics Incorporated (DGX)

Quest Diagnostics Employees

Quest Diagnostics had 57,000 employees as of December 31, 2025. The number of employees increased by 1,000 or 1.79% compared to the previous year. That makes Quest Diagnostics the 627th largest employer in the world and 175th in the United States.

• Employees: 57,000
• Change (1Y): 1,000
• Growth (1Y): 1.79%
• Revenue / Employee: $207,737
• Profits / Employee: $19,737
• Market Cap: 28.12B

Employees Chart

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Employees History

Date	Employees	Change (1Y)	Growth (1Y)
Dec 31, 2025	57,000	1,000	1.79%
Dec 31, 2024	56,000	8,000	16.67%
Dec 31, 2023	48,000	-1,000	-2.04%
Dec 31, 2022	49,000	0	-
Dec 31, 2021	49,000	0	-
Dec 31, 2020	49,000	2,000	4.26%
Dec 31, 2019	47,000	1,000	2.17%
Dec 31, 2018	46,000	1,000	2.22%
Dec 31, 2017	45,000	2,000	4.65%
Dec 31, 2016	43,000	-1,000	-2.27%
Dec 31, 2015	44,000	-1,000	-2.22%
Dec 31, 2014	45,000	4,000	9.76%
Dec 31, 2013	41,000	0	-
Dec 31, 2012	41,000	-1,000	-2.38%
Dec 31, 2011	42,000	0	-
Dec 31, 2010	42,000	-1,000	-2.33%
Dec 31, 2009	43,000	200	0.47%
Dec 31, 2008	42,800	-700	-1.61%
Dec 31, 2007	43,500	2,500	6.10%
Dec 31, 2006	41,000	-500	-1.20%
Dec 31, 2005	41,500	2,900	7.51%
Dec 31, 2004	38,600	1,400	3.76%
Dec 31, 2003	37,200	3,800	11.38%
Dec 31, 2002	33,400	4,400	15.17%
Dec 31, 2001	29,000	2,000	7.41%
Dec 31, 2000	27,000	0	-
Dec 31, 1999	27,000	12,000	80.00%
Dec 31, 1998	15,000	-1,300	-7.98%
Dec 31, 1997	16,300	-1,500	-8.43%
Dec 31, 1996	17,800	-	-

Data Source: Official company filings Last updated: Dec 31, 2025

The employees data for this stock was gathered manually by the Stock Analysis team based on SEC filings and investor relations materials.

Update frequency:

Yearly

Last checked:

Nov 1, 2026

Data Sources Report a data error