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Compare · MRK vs RZLT

MRK vs RZLT

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

Summary

  • Both MRK and RZLT operate in Biotechnology: Pharmaceutical Preparations (Health Care), so they compete in similar markets.
  • MRK is the larger of the two at $277.18B, about 877.7x RZLT ($315.8M).
  • Over the past year, MRK is up 35.3% and RZLT is down 20.3% - MRK leads by 55.7 points.
  • MRK has been more active in the news (20 items in the past 4 weeks vs 2 for RZLT).
  • MRK has more recent analyst coverage (25 ratings vs 14 for RZLT).
PerformanceMRK+35.33%RZLT-20.34%
2025-05-05+0.00%2026-05-01
MetricMRKRZLT
Company
Merck & Company Inc.
Rezolute Inc.
Price
$112.17+2.74%
$3.29+2.81%
Market cap
$277.18B
$315.8M
1M return
-7.19%
+5.11%
1Y return
+35.33%
-20.34%
Industry
Biotechnology: Pharmaceutical Preparations
Biotechnology: Pharmaceutical Preparations
Exchange
NYSE
NASDAQ
IPO
News (4w)
20
2
Recent ratings
25
14
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.

RZLT

Rezolute Inc.

Rezolute, Inc., a clinical stage biopharmaceutical company, develops transformative therapies for metabolic diseases associated with chronic glucose imbalance in the United States. The company's lead product candidate is RZ358, a human monoclonal antibody that is in Phase 2b clinical trial for the treatment of congenital hyperinsulinism, an ultra-rare pediatric genetic disorder. It is also developing RZ402, a selective and potent plasma kallikrein inhibitor, which is in Phase 1 clinical trial for the chronic treatment of diabetic macular edema. The company was formerly known as AntriaBio, Inc. and changed its name to Rezolute, Inc. in December 2017. Rezolute, Inc. was founded in 2010 and is headquartered in Redwood City, California.

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