Compare · IONS vs MRK
IONS vs MRK
Side-by-side comparison of Ionis Pharmaceuticals Inc. (IONS) and Merck & Company Inc. (MRK): market cap, price performance, sector, and recent activity on the wire.
Summary
- Both IONS and MRK operate in Biotechnology: Pharmaceutical Preparations (Health Care), so they compete in similar markets.
- MRK is the larger of the two at $363.59B, about 51.2x IONS ($7.10B).
- Over the past year, IONS is down 41.2% and MRK is up 74.0% - MRK leads by 115.2 points.
- MRK has been more active in the news (16 items in the past 4 weeks vs 5 for IONS).
- Both have 25 recent analyst ratings on file.
- Company
- Ionis Pharmaceuticals Inc.
- Merck & Company Inc.
- Price
- $42.94-2.69%
- $145.96+0.46%
- Market cap
- $7.10B
- $363.59B
- 1M return
- -8.21%
- -0.79%
- 1Y return
- -41.21%
- +74.01%
- Industry
- Biotechnology: Pharmaceutical Preparations
- Biotechnology: Pharmaceutical Preparations
- Exchange
- NASDAQ
- NYSE
- IPO
- News (4w)
- 5
- 16
- Recent ratings
- 25
- 25
Ionis Pharmaceuticals Inc.
Ionis Pharmaceuticals, Inc. discovers and develops RNA-targeted therapeutics in the United States. The company offers SPINRAZA for spinal muscular atrophy (SMA) in pediatric and adult patients; TEGSEDI, an injection for the treatment of polyneuropathy of hereditary transthyretin-mediated amyloidosis in adults; and WAYLIVRA, a treatment for familial chylomicronemia syndrome and familial partial lipodystrophy. It is involved in developing neurology products that include Tominersen for Huntington's diseases; Tofersen for amyotrophic lateral sclerosis (ALS); IONIS-MAPTRx for Alzheimer's diseases; IONIS-C9Rx for genetic form of ALS; ION859 for Parkinson's disease; ION464 for multiple system atrophy and Parkinson's disease; ION541 for amyotrophic lateral sclerosis; and IONIS-DNM2-2.5Rx for centronuclear myopathy. The company is also developing products for cardiometabolic disease, such as IONIS-TTR-LRx for transthyretin amyloidosis and IONIS-GHR-LRx for acromegaly; IONIS-APOCIII-LRx for familial chylomicronemia syndrome and TG- driven diseases; IONIS-APOCIII-LRx for treatment resistant hypertension; Pelacarsen for Lp(a)cardiovascular disease risk reduction; Vupanorsen for sHTG/CVDRR; IONIS-FXI-LRx for clotting disorders; ION449 for cardiovascular diseases; and IONIS-GCGRRx for diabetics. In addition, it develops IONIS-ENAC-2.5Rx for cystic fibrosis and chronic obstructive pulmonary disease; IONIS-PKK-LRx for hereditary angioedema; Danvatirsen for cancer; IONIS-TMPRSS6-LRx for beta-thalassemia and iron toxicity; IONIS-HBVRx for hepatitis B virus; IONIS-AR-2.5Rx for prostate cancer; IONIS-FB-LRx for age-related macular degeneration and IgA nephropathy; and ION357 for retinitis pigmentosa. It has a collaboration agreement with AstraZeneca; GlaxoSmithKline plc; Janssen Biotech, Inc.; Bayer AG; Novartis AG; Pfizer, Inc.; Biogen Inc.; and Roche. Ionis Pharmaceuticals, Inc. was founded in 1989 and is based in Carlsbad, California.
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 IONS
- TRYNGOLZA® (olezarsen) recommended for approval in the EU by CHMP for severe hypertriglyceridemia (sHTG)
- UBS resumed coverage on Ionis Pharma with a new price target
- Ionis Pharmaceuticals Inc. filed SEC Form 8-K: Regulation FD Disclosure, Other Events, Financial Statements and Exhibits
- Ionis announces positive interim data from partner Roche’s Phase 3 IMAgINATION study in IgA nephropathy (IgAN)
- Ionis announces positive topline results from Phase 3 FUSION study of ulefnersen marking significant milestone in advancing first potential disease modifying treatment for FUS-ALS
- Ionis Pharmaceuticals Inc. filed SEC Form 8-K: Regulation FD Disclosure, Other Events, Financial Statements and Exhibits
- Ionis partner Novartis announces Lp(a)HORIZON Phase 3 topline results for pelacarsen in patients with elevated Lp(a) and established cardiovascular disease (CVD)
- FDA Approval for ZANVASTRO issued to IONIS PHARMS INC
- Ionis Pharmaceuticals Inc. filed SEC Form 8-K: Regulation FD Disclosure, Other Events, Financial Statements and Exhibits
- ZANVASTRO™ (zilganersen) approved by the FDA as the first and only disease modifying treatment for Alexander disease (AxD) in pediatric and adult patients
Latest MRK
- SEC Form 8-K filed by Merck & Company Inc.
- Paul J. Diaz Elected to Merck & Co., Inc., Rahway, N.J., USA Board of Directors
- Merck Showcases First-Time Pivotal Phase 3 Results From Oncology Pipeline and Continued Innovative Potential of Existing Portfolio at ESMO 2026
- Merck Presents One-Year Results from the Pivotal Phase 2b/3 BRUNELLO Study Evaluating Remigromig, a Tri-specific Agonist of the Wingless-related Integration Site (Wnt) Pathway, in Adults with Diabetic Macular Edema at AAO 2026
- 2026 Takes a Promising Turn in the Fight Against Cancer as Five Advances Offer New Hope
- 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 Third-Quarter 2026 Sales and Earnings Conference Call Oct. 29
- CAPVAXIVE® Included in Ontario's Publicly Funded Adult Pneumococcal Immunization Program