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Compare · ATNM vs MRK

ATNM vs MRK

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

Summary

  • Both ATNM and MRK operate in Biotechnology: Pharmaceutical Preparations (Health Care), so they compete in similar markets.
  • MRK is the larger of the two at $295.19B, about 8876.0x ATNM ($33.3M).
  • Over the past year, ATNM is down 45.4% and MRK is up 50.7% - MRK leads by 96.1 points.
  • MRK has been more active in the news (27 items in the past 4 weeks vs 7 for ATNM).
  • MRK has more recent analyst coverage (25 ratings vs 7 for ATNM).
PerformanceATNM-45.43%MRK+50.70%
2025-06-09+0.00%2026-06-08
MetricATNMMRK
Company
Actinium Pharmaceuticals Inc. (Delaware)
Merck & Company Inc.
Price
$1.04-1.42%
$119.49-1.15%
Market cap
$33.3M
$295.19B
1M return
-14.34%
+6.40%
1Y return
-45.43%
+50.70%
Industry
Biotechnology: Pharmaceutical Preparations
Biotechnology: Pharmaceutical Preparations
Exchange
AMEX
NYSE
IPO
News (4w)
7
27
Recent ratings
7
25
ATNM

Actinium Pharmaceuticals Inc. (Delaware)

Actinium Pharmaceuticals, Inc., a clinical stage biopharmaceutical company, focuses on developing and commercializing therapies for bone marrow transplant (BMT) or a type of cellular therapy, and for other adoptive cell therapies. Its lead product candidate, I-131 apamistamab (Iomab-B) that is in a pivotal Phase III clinical trial for elderly relapsed or refractory acute myeloid leukemia trial for BMT conditioning; and a Phase I study with a CD19 CAR T-cell therapy with memorial sloan kettering cancer center. The company is also developing a multi-disease, multi-target pipeline of clinical-stage antibody radiation-conjugates targeting the antigens CD45 and CD33 for targeted conditioning and as a therapeutic either in combination with other therapeutic modalities or as a single agent for patients with a range of hematologic malignancies, including acute myeloid leukemia, myelodysplastic syndrome, and multiple myeloma. Actinium Pharmaceuticals, Inc. has research collaboration with Astellas Pharma, Inc. to develop targeted radiotherapies using its Antibody Warhead Enabling technology platforms. The company was founded in 2000 and is based in New York, New York.

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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