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 $305.29B, about 336.9x OPK ($906.1M).
- Over the past year, MRK is up 55.1% and OPK is down 10.7% - MRK leads by 65.8 points.
- MRK has been more active in the news (14 items in the past 4 weeks vs 7 for OPK).
- MRK has more recent analyst coverage (25 ratings vs 7 for OPK).
- Company
- Merck & Company Inc.
- OPKO Health Inc.
- Price
- $127.82+3.46%
- $1.21+0.41%
- Market cap
- $305.29B
- $906.1M
- 1M return
- +11.25%
- -13.88%
- 1Y return
- +55.10%
- -10.70%
- Industry
- Biotechnology: Pharmaceutical Preparations
- Biotechnology: Pharmaceutical Preparations
- Exchange
- NYSE
- NASDAQ
- IPO
- News (4w)
- 14
- 7
- 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
- Merck’s LIPFENDRA® (enlicitide) is the First and Only Once-Daily Oral PCSK9 Inhibitor Approved by the U.S. FDA to Reduce LDL-C in Adults with Hypercholesterolemia
- Merck to Present New Data on Daily, Weekly, and Monthly Options Across its HIV Treatment and Prevention Pipeline at AIDS 2026
- KEYTRUDA® (pembrolizumab) as Monotherapy Significantly Improved Progression-Free Survival (PFS) in Certain Patients With Advanced or Recurrent Endometrial Cancer With Mismatch Repair Deficient (dMMR) Tumors Compared to Chemotherapy
- SEC Form 4 filed by Director Seidman Christine E
- SEC Form 4 filed by Director Karsanbhai Surendralal Lanca
- SEC Form 4 filed by Director Coe Mary Ellen
- Merck to Hold Second-Quarter 2026 Sales and Earnings Conference Call Aug. 4
- Merck Announces New Agreement with ADAP Crisis Task Force to Improve Access and Care for People Living with HIV
- FDA Approves KEYTRUDA® (pembrolizumab) and KEYTRUDA QLEX™ (pembrolizumab and berahyaluronidase alfa-pmph), each with Trodelvy® (sacituzumab govitecan-hziy) as First-Line Treatment of PD-L1+ (CPS ≥10) Advanced Triple-Negative Breast Cancer (TNBC)
- SEC Form 11-K filed by Merck & Company Inc.
Latest OPK
- Amendment: SEC Form SCHEDULE 13D/A filed by OPKO Health Inc.
- SEC Form 4 filed by Director Lachman Prem A
- SEC Form 4 filed by Director Medel Roger Md
- SEC Form 4 filed by Director Paganelli John A
- SEC Form 4 filed by Director Pfenniger Richard C Jr
- SEC Form 4 filed by Director Uppaluri Subbarao V
- SEC Form 4 filed by Director Yu Alice Lin-Tsing
- OPKO Health Inc. filed SEC Form 8-K: Submission of Matters to a Vote of Security Holders
- Entera Reports Robust Preclinical Data for EB612 (Oral LA-PTH(1-34)) for Hypoparathyroidism and EB618 (Oral GLP-1/Glucagon) for Obesity at ENDO 2026
- Preclinical Data for OPKO Biologics' OPK8801001 in Acromegaly Presented at ENDO 2026