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Compare · MRK vs SUPN

MRK vs SUPN

Side-by-side comparison of Merck & Company Inc. (MRK) and Supernus Pharmaceuticals Inc. (SUPN): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both MRK and SUPN operate in Biotechnology: Pharmaceutical Preparations (Health Care), so they compete in similar markets.
  • MRK is the larger of the two at $295.19B, about 114.3x SUPN ($2.58B).
  • Over the past year, MRK is up 50.7% and SUPN is up 33.7% - MRK leads by 17.0 points.
  • MRK has been more active in the news (27 items in the past 4 weeks vs 2 for SUPN).
  • MRK has more recent analyst coverage (25 ratings vs 7 for SUPN).
PerformanceMRK+50.70%SUPN+33.66%
2025-06-09+0.00%2026-06-08
MetricMRKSUPN
Company
Merck & Company Inc.
Supernus Pharmaceuticals Inc.
Price
$119.49-1.15%
$44.47-0.63%
Market cap
$295.19B
$2.58B
1M return
+6.40%
-14.86%
1Y return
+50.70%
+33.66%
Industry
Biotechnology: Pharmaceutical Preparations
Biotechnology: Pharmaceutical Preparations
Exchange
NYSE
NASDAQ
IPO
2012
News (4w)
27
2
Recent ratings
25
7
MRK

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.

SUPN

Supernus Pharmaceuticals Inc.

Supernus Pharmaceuticals, Inc., a biopharmaceutical company, focuses on the development and commercialization of products for the treatment of central nervous system diseases in the United States. Its commercial products include Trokendi XR, an extended release topiramate product indicated for the treatment of epilepsy, as well as for the prophylaxis of migraine headache; and Oxtellar XR, an extended release oxcarbazepine for the monotherapy treatment of partial onset epilepsy seizures in adults and children between 6 to 17 years of age. The company's commercial products also comprise APOKYN, a product indicated for the acute intermittent treatment of hypomobility or off episodes in patients with advanced Parkinson's Disease (PD); XADAGO, a product indicated as adjunctive treatment to levodopa/carbidopa in patients with PD experiencing off episodes; and MYOBLOC, a Type B toxin product indicated for the treatment of cervical dystonia and sialorrhea in adults. In addition, its product candidates include SPN-812, which has completed Phase III clinical trials that is used for the treatment of attention deficit hyperactivity disorder (ADHD); SPN-830, a late-stage drug/device combination product candidate for the prevention of off episodes in PD; SPN-817, a novel product candidate in Phase I clinical trials for the treatment of severe epilepsy; and SPN-820, a novel product candidate in Phase I clinical trials for treatment resistant depression. The company markets and sells its products through pharmaceutical wholesalers, specialty pharmacies, and distributors. It has a development and option agreement with Navitor Pharmaceuticals, Inc. to conduct a Phase II clinical program for NV-5138 in treatment-resistant depression. The company was founded in 2005 and is headquartered in Rockville, Maryland.

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