Latest headcount
57,000
YoY change
+1.8%
Headcount CAGR
+4.1%
Revenue / employee
$193.6K
Employee count history for Quest Diagnostics
| Fiscal year | Employees |
|---|---|
| 1996 | 17,800 |
| 1997 | 18,300 |
| 1998 | 15,000 |
| 2000 | 27,000 |
| 2002 | 4,100 |
| 2003 | 37,200 |
| 2004 | 38,600 |
| 2005 | 41,500 |
| 2006 | 41,000 |
| 2007 | 43,500 |
| 2008 | 42,800 |
| 2009 | 43,000 |
| 2010 | 42,000 |
| 2011 | 42,000 |
| 2012 | 41,000 |
| 2013 | 41,000 |
| 2014 | 45,000 |
| 2015 | 44,000 |
| 2016 | 43,000 |
| 2017 | 45,000 |
| 2018 | 46,000 |
| 2019 | 47,000 |
| 2020 | 49,000 |
| 2021 | 49,000 |
| 2022 | 49,000 |
| 2023 | 48,000 |
| 2024 | 56,000 |
| 2025 | 57,000 |
Revenue per employee for Quest Diagnostics
Annual revenue divided by reported headcount, normalized to US dollars.
| Fiscal year | Revenue per employee (USD) |
|---|---|
| 1996 | $90.8K |
| 1997 | $83.5K |
| 1998 | $97.2K |
| 2000 | $126.7K |
| 2002 | $1M |
| 2003 | $127.4K |
| 2004 | $132.8K |
| 2005 | $132.6K |
| 2006 | $152.9K |
| 2007 | $154.1K |
| 2008 | $169.4K |
| 2009 | $173.4K |
| 2010 | $175.5K |
| 2011 | $178.8K |
| 2012 | $180.1K |
| 2013 | $174.3K |
| 2014 | $165.2K |
| 2015 | $170.3K |
| 2016 | $174.8K |
| 2017 | $171.3K |
| 2018 | $163.7K |
| 2019 | $164.4K |
| 2020 | $192.6K |
| 2021 | $220.2K |
| 2022 | $201.7K |
| 2023 | $192.8K |
| 2024 | $176.3K |
| 2025 | $193.6K |
Earnings per employee for Quest Diagnostics
Annual net income divided by reported headcount, normalized to US dollars; years with a net loss dip below zero.
| Fiscal year | Earnings per employee (USD) |
|---|---|
| 1996 | -$35.2K |
| 1997 | -$1.2K |
| 1998 | $1.8K |
| 2000 | $3.8K |
| 2002 | $78.6K |
| 2003 | $11.7K |
| 2004 | $12.9K |
| 2005 | $13.2K |
| 2006 | $14.3K |
| 2007 | $7.8K |
| 2008 | $13.6K |
| 2009 | $17K |
| 2010 | $17.2K |
| 2011 | $11.2K |
| 2012 | $13.6K |
| 2013 | $20.7K |
| 2014 | $12.4K |
| 2015 | $16.1K |
| 2016 | $15K |
| 2017 | $17.2K |
| 2018 | $16K |
| 2019 | $18.3K |
| 2020 | $29.2K |
| 2021 | $40.7K |
| 2022 | $19.3K |
| 2023 | $17.8K |
| 2024 | $15.6K |
| 2025 | $17.4K |
Employee count history for Quest Diagnostics (DGX)
Annual figures come from annual reports (10-K, or 20-F/40-F for foreign filers); interim rows reflect headcount disclosed in periodic filings. Year-over-year change compares each filing with the prior year's equivalent. Revenue and earnings per employee are annual figures normalized to US dollars.
- 202557,000+1.8%
- 202456,000+16.7%
- 202348,000-2.0%
- 202249,0000.0%
- 202149,0000.0%
- 202049,000+4.3%
- 201947,000+2.2%
- 201846,000+2.2%
- 201745,000+4.7%
- 201643,000-2.3%
- 201544,000-2.2%
- 201445,000+9.8%
- 201341,0000.0%
- 201241,000-2.4%
- 201142,0000.0%
- 201042,000-2.3%
- 200943,000+0.5%
- 200842,800-1.6%
- 200743,500+6.1%
- 200641,000-1.2%
- 200541,500+7.5%
- 200438,600+3.8%
- 200337,200+807.3%
- 20024,100—
- 20013,000—
- 200027,000—
- 199927,000—
- 199815,000-18.0%
- 199718,300+2.8%
- 199617,800—
About Quest Diagnostics's employee count
Quest Diagnostics (DGX) employed 57,000 people in fiscal year 2025, based on its most recent annual report. That headcount grew by +1,000 (+1.8%) from 56,000 a year earlier.
Across the 1996–2025 period, the company's reported workforce went from 17,800 to 57,000 employees — a compound annual growth rate (CAGR) of +4.1% per year.
Quest Diagnostics generated about $193.6K of revenue and $17.4K of net income per employee in its latest annual period. Revenue and earnings per employee gauge how efficiently a company turns headcount into output, and are most telling when tracked over time or compared with peers in the same industry.
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