Compare · MRK vs OPTH

MRK vs OPTH

Side-by-side comparison of Merck & Company Inc. (MRK) and Optimi Health Corp. (OPTH): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both MRK and OPTH operate in Biotechnology: Pharmaceutical Preparations (Health Care), so they compete in similar markets.
  • MRK is the larger of the two at $361.71B, about 26996.5x OPTH ($13.4M).
  • Over the past year, MRK is up 69.2% and OPTH is down 62.8% - MRK leads by 132.1 points.
  • MRK has hit the wire 16 times in the past 4 weeks while OPTH has been quiet.
  • MRK has more recent analyst coverage (25 ratings vs 0 for OPTH).
PerformanceMRK+29.91%OPTH-62.83%
2026-05-20+0.00%2026-11-06
MetricMRKOPTH
Company
Merck & Company Inc.
Optimi Health Corp.
Price
-
-
Market cap
$361.71B
$13.4M
1M return
+3.04%
-47.69%
1Y return
+69.23%
-62.83%
Industry
Biotechnology: Pharmaceutical Preparations
Biotechnology: Pharmaceutical Preparations
Exchange
NYSE
NASDAQ
IPO
News (4w)
16
0
Recent ratings
25
0
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.

OPTH

Optimi Health Corp.

Optimi Health Corp. (Nasdaq: OPTH, CSE: OPTI, FSE: 8BN) is a commercial-stage pharmaceutical company focused on developing, manufacturing, and distributing GMP-grade psychedelic drug products for mental health therapies. As a Health Canada-licensed pharmaceutical manufacturer, Optimi produces validated MDMA and botanical psilocybin drug products at its GMP-compliant facility in British Columbia, Canada. Optimi supplies both active pharmaceutical ingredients and finished dosage forms to regulated clinical and therapeutic programs internationally, with products currently prescribed to patients in Australia under the country's Authorised Prescriber Scheme and accessible in Canada through the Special Access Program. The Company plans to advance a Health Canada-approved Phase 2 clinical trial evaluating psilocybin-assisted therapy for major depressive disorder and a proposed Phase 3 clinical trial evaluating MDMA-assisted therapy for post-traumatic stress disorder.