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Compare · AVDL vs MRK

AVDL vs MRK

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

Summary

  • Both AVDL and MRK operate in Biotechnology: Pharmaceutical Preparations (Health Care), so they compete in similar markets.
  • MRK is the larger of the two at $298.26B, about 653.4x AVDL ($456.5M).
  • Over the past year, AVDL is up 131.8% and MRK is up 47.6% - AVDL leads by 84.1 points.
  • MRK has hit the wire 28 times in the past 4 weeks while AVDL has been quiet.
  • MRK has more recent analyst coverage (25 ratings vs 15 for AVDL).
PerformanceAVDL+131.76%MRK+40.37%
2025-06-12+0.00%2026-02-11
MetricAVDLMRK
Company
Avadel Pharmaceuticals plc
Merck & Company Inc.
Price
$21.67+0.16%
$120.75+1.40%
Market cap
$456.5M
$298.26B
1M return
+0.77%
+7.46%
1Y return
+131.76%
+47.63%
Industry
Biotechnology: Pharmaceutical Preparations
Biotechnology: Pharmaceutical Preparations
Exchange
NASDAQ
NYSE
IPO
News (4w)
0
28
Recent ratings
15
25
AVDL

Avadel Pharmaceuticals plc

Avadel Pharmaceuticals plc operates as a biopharmaceutical company in the United States. The company's lead product candidate is FT218, a formulation of sodium oxybate which is in a Phase 3 clinical trial for the treatment excessive daytime sleepiness (EDS) and cataplexy in adults with narcolepsy. The company was formerly known as Flamel Technologies SA and changed its name to Avadel Pharmaceuticals PLC in January 2017. Avadel Pharmaceuticals plc was incorporated in 2015 and is headquartered in Dublin, Ireland.

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.