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Compare · MRK vs PLRX

MRK vs PLRX

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

Summary

  • Both MRK and PLRX operate in Biotechnology: Pharmaceutical Preparations (Health Care), so they compete in similar markets.
  • MRK is the larger of the two at $298.33B, about 4189.5x PLRX ($71.2M).
  • Over the past year, MRK is up 52.5% and PLRX is down 27.9% - MRK leads by 80.4 points.
  • MRK has been more active in the news (26 items in the past 4 weeks vs 1 for PLRX).
  • MRK has more recent analyst coverage (25 ratings vs 24 for PLRX).
PerformanceMRK+52.45%PLRX-27.90%
2025-06-09+0.00%2026-06-05
MetricMRKPLRX
Company
Merck & Company Inc.
Pliant Therapeutics Inc.
Price
$120.88+0.51%
$1.15-0.86%
Market cap
$298.33B
$71.2M
1M return
+6.46%
-7.26%
1Y return
+52.45%
-27.90%
Industry
Biotechnology: Pharmaceutical Preparations
Biotechnology: Pharmaceutical Preparations
Exchange
NYSE
NASDAQ
IPO
2020
News (4w)
26
1
Recent ratings
25
24
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.

PLRX

Pliant Therapeutics Inc.

Pliant Therapeutics, Inc., a clinical stage biopharmaceutical company, discovers, develops, and commercializes novel therapies for the treatment of fibrosis and related diseases in the United States. Its lead product candidate is PLN-74809, an oral small-molecule dual selective inhibitor of avß6 and avß1 integrins, which is in Phase II single ascending dose/multiple ascending dose trails and completed Phase Ib proof-of-mechanism trials for the treatment of idiopathic pulmonary fibrosis and primary sclerosing cholangitis. The company also develops PLN-1474, a small-molecule selective inhibitor of avß1, which completed Phase 1 clinical trial for the treatment of liver fibrosis associated with nonalcoholic steatohepatitis. In addition, it is developing two additional preclinical integrin-based programs, which include an oncology program, as well as a program for an allosteric agonistic monoclonal antibody against an undisclosed integrin receptor for treatment of muscular dystrophies, including duchenne muscular dystrophy. Pliant Therapeutics, Inc. was founded in 2015 and is based in South San Francisco, California.

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