Join

Compare · MRK vs OGN

MRK vs OGN

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

Summary

  • Both MRK and OGN operate in Biotechnology: Pharmaceutical Preparations (Health Care), so they compete in similar markets.
  • MRK is the larger of the two at $298.33B, about 85.0x OGN ($3.51B).
  • Over the past year, MRK is up 52.5% and OGN is up 37.2% - MRK leads by 15.2 points.
  • MRK has been more active in the news (26 items in the past 4 weeks vs 2 for OGN).
  • MRK has more recent analyst coverage (25 ratings vs 19 for OGN).
PerformanceMRK+52.45%OGN+37.23%
2025-06-09+0.00%2026-06-05
MetricMRKOGN
Company
Merck & Company Inc.
Organon & Co.
Price
$120.88+0.51%
$13.35-0.37%
Market cap
$298.33B
$3.51B
1M return
+6.46%
-0.15%
1Y return
+52.45%
+37.23%
Industry
Biotechnology: Pharmaceutical Preparations
Biotechnology: Pharmaceutical Preparations
Exchange
NYSE
NYSE
IPO
2021
News (4w)
26
2
Recent ratings
25
19
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.

OGN

Organon & Co.

Organon & Co., a science-based pharmaceutical company, develops and delivers health solutions through a portfolio of prescription therapies within women's health, biosimilars, and established brands. Its women's health portfolio comprises contraception and fertility brands, such as Nexplanon/Implanon, a long-acting reversible contraceptive. The company's biosimilars portfolio consists of three immunology products, such as Brenzys, Renflexis, and Hadlima, as well as two oncology products, including Ontruzant and Aybintio in the United States, Canada, Australia, and Ukraine. It also has a portfolio of established brands in cardiovascular, respiratory, dermatology, and non-opioid pain management. The company sells its products primarily to drug wholesalers and retailers, hospitals, government agencies, and managed health care providers, such as health maintenance organizations, pharmacy benefit managers, and other institutions. Organon & Co. was incorporated in 2020 and is based in Jersey City, New Jersey. Organon & Co. operates independently of Merck & Co., Inc. as of June 2, 2021.