Compare · KRRO vs MRK
KRRO vs MRK
Side-by-side comparison of Korro Bio Inc. (KRRO) and Merck & Company Inc. (MRK): market cap, price performance, sector, and recent activity on the wire.
Summary
- Both KRRO and MRK operate in Biotechnology: Pharmaceutical Preparations (Health Care), so they compete in similar markets.
- MRK is the larger of the two at $314.90B, about 1782.4x KRRO ($176.7M).
- MRK has been more active in the news (14 items in the past 4 weeks vs 7 for KRRO).
- Both have 25 recent analyst ratings on file.
- Company
- Korro Bio Inc.
- Merck & Company Inc.
- Price
- -
- -
- Market cap
- $176.7M
- $314.90B
- 1M return
- -
- -
- 1Y return
- -
- -
- Industry
- Biotechnology: Pharmaceutical Preparations
- Biotechnology: Pharmaceutical Preparations
- Exchange
- NASDAQ
- NYSE
- IPO
- 2019
- News (4w)
- 7
- 14
- Recent ratings
- 25
- 25
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.
Latest KRRO
- Chief Scientific Officer Vincent Loic A was granted 7,500 shares, increasing direct ownership by 41% to 25,797 units (SEC Form 4)
- Senior Vice President, Finance Dolan Oliver was granted 5,500 shares, increasing direct ownership by 30% to 23,599 units (SEC Form 4)
- General Counsel Cerio Jeffrey was granted 6,500 shares, increasing direct ownership by 18% to 41,793 units (SEC Form 4)
- Chief Operating Officer Chappell Todd was granted 7,500 shares, increasing direct ownership by 44% to 24,464 units (SEC Form 4)
- Korro Bio Reports Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)
- Director Formela Jean Francois sold $1,542,970 worth of shares (110,023 units at $14.02) as part of a pre-agreed trading plan (SEC Form 4)
- Director Formela Jean Francois sold $2,458,582 worth of shares (171,405 units at $14.34) as part of a pre-agreed trading plan (SEC Form 4)
- Chief Operating Officer Chappell Todd sold $34,309 worth of shares (3,168 units at $10.83), decreasing direct ownership by 16% to 16,964 units (SEC Form 4) to satisfy withholding tax
- Chief Scientific Officer Vincent Loic A sold $37,017 worth of shares (3,418 units at $10.83), decreasing direct ownership by 16% to 18,297 units (SEC Form 4) (withholding obligation)
- General Counsel Cerio Jeffrey sold $71,575 worth of shares (6,609 units at $10.83), decreasing direct ownership by 16% to 35,293 units (SEC Form 4) (tax liability)
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.