Merck & Co., Inc.

MRKNYSEHealthcare● Active

$120.79

+$0.53(+0.44%)

Market Cap$298.3B

P/E Ratio—

52W High$125.14

52W Low$76.66

Avg Volume9.5M

Open$120.94

Beta0.22

Employees Ownership Insider Trades

Merck & Co., Inc. (MRK) Number of Employees – History & Annual Headcount

Annual SEC headcount, year-over-year change, and per-employee efficiency — chart and full history below.

SEC EDGAR · FMP · MRK · as of Feb 24, 2026

Latest filing snapshot

75,000

+0+0.00%vs prior year

Merck & Co., Inc. (MRK) employee data is sourced from the annual SEC 10-K filing. As of 2025, full-time employees only. Global consolidated headcount. View SEC filing ↗

SEC 10-K·Period end: 2025-12-31·Full-time · Global

Total Employees

75,000

Change (1Y)

Growth % (1Y)

+0.00%

Revenue / Employee

$865.7K

Net Income / Employee

$243.4K

Market Cap

$298.3B

MRK Employee Count

1993 – 2025 · Annual · SEC filing

Source: SEC annual filings · Hover bar to view year data · Click to view original filing

Employees History

Filing Date	Period End	Employees	Change (1Y)	Growth (1Y)
2026-02-24	2025-12-31	75,000	+0	+0.00%
2025-02-25	2024-12-31	75,000	+3,000	+4.17%
2024-02-26	2023-12-31	72,000	+3,000	+4.35%
2023-02-24	2022-12-31	69,000	+1,000	+1.47%
2022-02-25	2021-12-31	68,000	-6,000	-8.11%
2021-02-25	2020-12-31	74,000	+3,000	+4.23%
2020-02-26	2019-12-31	71,000	+2,000	+2.90%
2019-02-27	2018-12-31	69,000	+0	+0.00%
2018-02-27	2017-12-31	69,000	+1,000	+1.47%
2017-02-28	2016-12-31	68,000	+0	+0.00%

▸ Source: SEC Annual Reports (Form 10-K / 20-F). Employee counts as of fiscal year end. Click the ↗ icon at the end of a row to open the original SEC filing in a new tab.

Related Companies — Employee Count

Drug Manufacturers - General

#SymbolCompanyEmployeesMkt Cap

Gilead Sciences, Inc.

17,600$160.4B

Source: /stock-peers + /profile.fullTimeEmployees · Click row → /employees · Sorted by headcount · MRK peer comparison

About MRK employees

MRK Employees · Headcount

Merck & Co., Inc. (MRK) employee data is sourced from the annual SEC 10-K filing. As of 2025, Merck & Co., Inc. had 75,000 full-time employees globally. Full-time employees only. Global consolidated headcount.

Merck & Co., Inc. employs 75,000 full-time employees as of the latest filing within the Drug Manufacturers - General industry. Revenue per employee stands at $865,680, reflecting the company's operational efficiency.

Merck & Co., Inc.'s workforce increased by 0 (0.00%) in 2025 compared to the prior fiscal year. The historical trend reflects the company's expansion and contraction cycles.

Merck & Co., Inc.'s revenue per employee of $865,680 positions it among the notable performers in the Drug Manufacturers - General sector for operational efficiency.

Revenue Financial statements Net income SEC filings Price history Forecast & ratings Ownership Earnings

Frequently Asked Questions

MRK Employees · 5 questions

As of the latest SEC 10-K filing (2025), Merck & Co., Inc. had 75,000 full-time employees globally. This figure is sourced from the company's mandatory annual disclosure to the SEC.

Merck & Co., Inc. employee counthow many employees does Merck & Co., Inc. haveMRK total employees 2025

▸ Data source: FMP /historical-employee-count · SEC EDGAR annual filings · As reported · Global consolidated headcount · As of 2026-02-24