Compare · MRK vs OPK
MRK vs OPK
Side-by-side comparison of Merck & Company Inc. (MRK) and OPKO Health Inc. (OPK): market cap, price performance, sector, and recent activity on the wire.
Summary
- Both MRK and OPK operate in Biotechnology: Pharmaceutical Preparations (Health Care), so they compete in similar markets.
- MRK is the larger of the two at $284.45B, about 269.1x OPK ($1.06B).
- Over the past year, MRK is up 51.0% and OPK is up 1.8% - MRK leads by 49.2 points.
- MRK has been more active in the news (15 items in the past 4 weeks vs 2 for OPK).
- MRK has more recent analyst coverage (25 ratings vs 7 for OPK).
- Company
- Merck & Company Inc.
- OPKO Health Inc.
- Price
- $115.16-3.01%
- $1.41-3.77%
- Market cap
- $284.45B
- $1.06B
- 1M return
- +5.48%
- +25.45%
- 1Y return
- +50.98%
- +1.81%
- Industry
- Biotechnology: Pharmaceutical Preparations
- Biotechnology: Pharmaceutical Preparations
- Exchange
- NYSE
- NASDAQ
- IPO
- News (4w)
- 15
- 2
- Recent ratings
- 25
- 7
Merck & Company Inc.
Merck & Co., Inc. operates as a healthcare company worldwide. It operates through two segments, Pharmaceutical and Animal Health segments. The Pharmaceutical segment offers human health pharmaceutical products in the areas of oncology, hospital acute care, immunology, neuroscience, virology, cardiovascular, diabetes, and women's health, as well as vaccine products. The Animal Health segment provides discovers, develops, manufactures, and markets a range of veterinary pharmaceuticals, vaccines, and health management solutions and services, as well as a suite of digitally connected identification, traceability, and monitoring products. The company has collaborations with AstraZeneca PLC; Bayer AG; Eisai Co., Ltd.; and Ridgeback Biotherapeutics. It serves drug wholesalers and retailers, hospitals, and government agencies; managed health care providers, such as health maintenance organizations, pharmacy benefit managers, and other institutions; and physicians and physician distributors, veterinarians, and animal producers. The company has collaboration agreement with Gilead Sciences, Inc. to co-develop and co-commercialize long-acting investigational treatment combinations of Lenacapavir and Islatravir in HIV; Amathus Therapeutics to develop treatments for neurodegenerative diseases; and Linnaeus Therapeutics, Inc. to evaluate LNS8801 in combination with KEYTRUDA for patients with advanced cancer. It also has a collaboration with Biomed X Gmbh for building on ongoing research projects in the fields of oncology (DNA damage response and RNA splicing) and autoimmunity (intestinal epithelial barrier in autoimmune diseases); and a collaboration agreement with NGM Biopharmaceuticals, Inc. to focus primarily on the development of novel medicines for unmet patient needs in retinal and CVM diseases, including heart failure. Merck & Co., Inc. was founded in 1891 and is headquartered in Kenilworth, New Jersey.
OPKO Health Inc.
OPKO Health, Inc., a healthcare company, engages in the diagnostics and pharmaceuticals businesses in the United States, Ireland, Chile, Spain, Israel, Mexico, and internationally. The company's Diagnostics segment operates BioReference Laboratories that offers laboratory testing services for the detection, diagnosis, evaluation, monitoring, and treatment of diseases, including esoteric testing, molecular diagnostics, anatomical pathology, genetics, women's health, and correctional healthcare to physician offices, clinics, hospitals, employers and governmental units, as well as 4Kscore prostate cancer testing services. The company's Pharmaceutical segment offers Rayaldee for treatment for secondary hyperparathyroidism in adults with stage 3 or 4 chronic kidney disease, and vitamin D insufficiency; OPK88004, an orally administered selective androgen receptor modulator; OPK88003, a once-weekly administered peptide for the treatment of type 2 diabetes and associated obesity that is in Phase IIb trials; and hGH-CTP, a once-weekly human growth hormone injection that completed Phase III clinical trial in partnership with Pfizer, Inc. This segment develops and commercializes longer-acting proprietary versions of already approved therapeutic proteins. It also specialty active pharmaceutical ingredients; develops, manufactures, markets, and sells pharmaceutical, nutraceutical, veterinary, and ophthalmic products; commercializes food supplements and over the counter products; manufactures and sells products primarily in the generics market; and imports, markets, distributes, and sells pharmaceutical products in a range of indications, including cardiovascular products, vaccines, antibiotics, gastro-intestinal products, hormones, and others. In addition, the company operates pharmaceutical platforms in Ireland, Chile, Spain, and Mexico. OPKO Health, Inc. was incorporated in 1991 and is headquartered in Miami, Florida.
Latest MRK
- Moderna and Merck Present 5-Year Data for Intismeran Autogene in Combination With KEYTRUDA (pembrolizumab) in Patients With High-Risk Stage III/IV Melanoma Following Complete Resection at the 2026 ASCO Annual Meeting
- SEC Form SD filed by Merck & Company Inc.
- FDA Grants Breakthrough Therapy Designation for Calderasib (MK-1084), an Investigational KRAS G12C Inhibitor, for Certain Patients with Newly Diagnosed Metastatic KRAS G12C-Mutant Non-Small Cell Lung Cancer (NSCLC)
- Merck & Company Inc. filed SEC Form 8-K: Submission of Matters to a Vote of Security Holders
- Merck Congratulates Ontario Government on Expanding Pharmacy Scope to Help Improve Access to Care
- Merck to Participate in the Jefferies Global Healthcare Conference
- Merck Announces Third-Quarter 2026 Dividend
- Merck & Company Inc. filed SEC Form 8-K: Other Events, Financial Statements and Exhibits
- SEC Form 424B5 filed by Merck & Company Inc.
- Synergis Software Launches Adept Cloud, a Cloud-Native Engineering Document Management Platform Built for Asset-Intensive Industries
Latest OPK
- SEC Form DEFA14A filed by OPKO Health Inc.
- OPKO Health's ModeX Therapeutics Will Present Data Demonstrating In Vivo CAR-T Cell Generation and Deep B-Cell Depletion in Preclinical Studies
- SEC Form DEFA14A filed by OPKO Health Inc.
- SEC Form DEF 14A filed by OPKO Health Inc.
- OPKO Health Expands Nicoya Agreement to Support RAYALDEE® Commercialization in Greater China
- BioReference® Launches BioReference Direct™, Expanding Access to Consumer-Initiated Diagnostic Testing Through a Fully Integrated Digital Platform
- Opko Health downgraded by Barrington Research
- SEC Form 10-Q filed by OPKO Health Inc.
- OPKO Health Inc. filed SEC Form 8-K: Results of Operations and Financial Condition, Financial Statements and Exhibits
- OPKO Health Reports First Quarter 2026 Business Highlights and Financial Results