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Compare · AYTU vs MRK

AYTU vs MRK

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

Summary

  • Both AYTU and MRK operate in Biotechnology: Pharmaceutical Preparations (Health Care), so they compete in similar markets.
  • MRK is the larger of the two at $283.29B, about 12628.6x AYTU ($22.4M).
  • Over the past year, AYTU is up 33.1% and MRK is up 48.8% - MRK leads by 15.7 points.
  • MRK has been more active in the news (29 items in the past 4 weeks vs 5 for AYTU).
  • MRK has more recent analyst coverage (25 ratings vs 2 for AYTU).
PerformanceAYTU+33.12%MRK+48.77%
2025-06-03+0.00%2026-06-03
MetricAYTUMRK
Company
Aytu BioPharma Inc.
Merck & Company Inc.
Price
$2.11-1.17%
$114.77-0.80%
Market cap
$22.4M
$283.29B
1M return
-17.25%
+1.46%
1Y return
+33.12%
+48.77%
Industry
Biotechnology: Pharmaceutical Preparations
Biotechnology: Pharmaceutical Preparations
Exchange
NASDAQ
NYSE
IPO
News (4w)
5
29
Recent ratings
2
25
AYTU

Aytu BioPharma Inc.

Aytu Biopharma, Inc., a specialty pharmaceutical company, focuses on developing and commercializing novel therapeutics and consumer healthcare products the United States and internationally. The company offers Adzenys XR-ODT for the treatment of attention deficit hyperactivity disorder (ADHD) in patients from 6 years and older; Cotempla XR-ODT for the treatment of ADHD in patients from 6 to 17 years old; and Adzenys ER, an oral suspension for the treatment of ADHD in patients from 6 years and older. It also provides Karbinal ER, a carbinoxamine oral suspension for the treatment of seasonal and perennial allergies; Poly-Vi-Flor and Tri-Vi-Flor prescription supplements for infants and children for the treatment of fluoride deficiency; Tuzistra XR, a prescription antitussive consisting of codeine polistirex and chlorpheniramine polistirex in an oral suspension; and ZolpiMist, an oral spray for the treatment of insomnia. The company was formerly known as Aytu BioScience, Inc. and changed its name to Aytu Biopharma, Inc. in March 2021. Aytu Biopharma, Inc. was incorporated in 2015 and is headquartered in Englewood, Colorado.

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.

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