Merck & Co.
Biopharmaceuticals · United States
Merck discovers, makes and sells prescription medicines, vaccines and animal health products, led by the cancer drug Keytruda.
What makes it different
One cancer medicine brings in almost half of sales.
49%Of sales from KeytrudaFY2025
Keytruda is approved for many cancers, so Merck leans on one product while it builds the next generation.
How big it is
How big is Merck & Co.?
$65.0BTotal salesFY2025
75,000EmployeesFY2025
24,700People in researchFY2025
How it makes money FY2025
Nearly all from human medicines and vaccines.
- Pharmaceutical89%$58.1B
- Animal Health10%$6.4B
- Other revenues1%$515M
How the business works
Keytruda pays for the next wave.
- 1Patented cancer drugs and vaccines
- 2Through wholesalers and hospitals
- 3Buy and build the next drugs
Keytruda's main patent expires in 2028, so Merck is buying and developing replacements now.
Who owns it
- BlackRock, Inc.8.17%
CEO: Robert M. Davis
Who it competes with
Key moments
- 1891Merck & Co. is founded
- 1895Mulford markets the first U.S. diphtheria antitoxin
- 1987FDA approves the first statin
- 1-03Completes merger with Schering-Plough
- 4-09FDA approves Keytruda, the first anti-PD-1 therapy
Sources
Every number on this page comes from Merck & Co.'s own reports.
Full profile
The rest of the story is in the app.
What Merck & Co. tracks24 metrics
Employees
Phase 3 candidates with listed U.S. patents
People in research
Results, quarter by quarterwith a chart
Revenue
Profit
Margin
Where the money comes from7 regions
United States
Europe, Middle East and Africa
Latin America
The full timeline15 moments
2021
2023
2026
Merck & Co. vs Pfizerside by side
Revenue
Profit
People
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