MRK Merck & Company, Inc.
NYSEActiveCommon stock
MRK is the ticker symbol of Merck & Company, Inc., which is listed on NYSE.
MRK at a glance
- Symbol
- MRK
- Company / issuer
- Merck & Company, Inc.
- Security type
- Common stock
- Exchange
- NYSE
- Status
- Actively traded
- Seen in listing files
- Apr 2015 – present
- Sector
- Health Care
- Industry
- Biotechnology: Pharmaceutical Preparations
- Country
- United States
- Market cap
- $365.1 billion (Sep 2026)
Merck & Company, Inc. company profile
- Industry (SIC)
- Pharmaceutical Preparations
- Headquarters
- Rahway, NJ
- Incorporated in
- NJ
- Fiscal year end
- December 31
- SEC filer category
- Large accelerated filer
- Latest annual report
- 10-K filed 2026-02-24
- Latest interim report
- 10-Q filed 2026-08-07
- SEC CIK
- 310158
Former company names
- Schering Plough Corp (until 2009)
Source: SEC EDGAR filer data.
MRK price chart
Interactive chart provided by TradingView (loads third-party scripts).
Frequently asked questions
What company has the ticker symbol MRK?
MRK is the ticker symbol of Merck & Company, Inc on NYSE.
Is MRK still trading?
Yes. MRK appears in the current NYSE listings as of Sep 2026.
Which exchange is MRK listed on?
MRK is listed on NYSE.
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