Merus N.V. (MRUS) Stock Analysis
DELISTED 2025
What happened to Merus N.V. (MRUS) stock?
Merus N.V. (MRUS) no longer trades on public markets. It was delisted in December 2025. The figures below are historical and are not a current quote.
For informational purposes only. Not financial advice. Analysis by Sedat ANAK, Founder & Editor-in-Chief | AI-powered analysis. Data sourced from SEC filings and institutional-grade financial providers. Editorially reviewed. Not financial advice.
Merus N.V. (MRUS) trades at $90.00. Merus N. V. is a clinical-stage immuno-oncology company based in the Netherlands, focused on developing bispecific antibody therapeutics. Market cap: $6.83B, Sector: Healthcare.
Last analyzed: May 4, 2026Analyst Coverage for MRUS: MRUS does not currently have published analyst price targets in our coverage universe. This is common for smaller-cap names with limited Wall Street coverage. In the absence of analyst consensus, our AI model evaluates MRUS against Healthcare peers across nine fundamental dimensions and assigns a neutral fundamental signal based on the underlying data.
MRUS: 1/2 scored disciplines lean bearish. Dominant signal: Ray Dalio bullish.
How is this calculated? →Merus N.V. (MRUS) Healthcare & Pipeline Overview
Merus N.V. is a clinical-stage immuno-oncology company pioneering bispecific antibody therapeutics, known as Biclonics, for cancer treatment. With a focus on innovative designs that enhance efficacy and minimize toxicity, Merus is positioned to address unmet needs in the biotechnology sector through targeted cancer therapies.
What Is the Investment Thesis for MRUS?
Merus N.V. presents a compelling investment thesis centered on its innovative Biclonics platform and promising clinical pipeline. The lead candidate, Zenocutuzumab (MCLA-128), targeting NRG1 fusions, has shown encouraging Phase 2 results in metastatic breast cancer, potentially addressing a significant unmet need. Further, the diverse pipeline, including MCLA-158, MCLA-145, MCLA-129, and ONO-4685, offers multiple opportunities for value creation. Key catalysts include upcoming clinical trial readouts for Zenocutuzumab and advancement of other pipeline candidates through clinical development. However, the company's negative profit margin of -658.9% and gross margin of -207.0% highlight the financial risks associated with clinical-stage biotech companies, dependent on successful clinical outcomes and regulatory approvals.
Based on FMP financials and quantitative analysis
MRUS Key Highlights
Market capitalization of $6.83B reflects investor confidence in Merus's bispecific antibody platform and clinical pipeline.
- Zenocutuzumab (MCLA-128) is in Phase 2 clinical trials for metastatic breast cancer, targeting NRG1 fusions, a key growth driver.
- Collaboration agreements with Betta Pharmaceuticals Co. Ltd and Incyte Corporation validate Merus's technology and expand its development capabilities.
- The company employs 260 people, indicating a substantial investment in research and development infrastructure.
- Negative profit margin of -658.9% highlights the high R&D costs associated with clinical-stage biotechnology companies.
Who Are MRUS's Competitors?
MRUS is benchmarked below against 8 industry peers on price, market cap, and our AI MoonshotScore.
| Company | Price | Change | Market Cap | AI Score |
|---|---|---|---|---|
| JAZZ Jazz Pharmaceuticals plc | $250.65 | -0.60% | $15.7B | 58 |
| AXSM Axsome Therapeutics, Inc. | $208.03 | -4.66% | $10.7B | — |
| HALO Halozyme Therapeutics, Inc. | $106.12 | -1.39% | $12.6B | 96 |
| ABVX Abivax S.A. | $117.31 | -2.70% | $8.61B | 76 |
| CYTK Cytokinetics, Incorporated | $76.59 | -1.47% | $9.53B | — |
| REGMF RemeGen Co., Ltd. | $12.05 | +0.00% | $6.79B | 71 |
| CAI Caris Life Sciences, Inc. | $24.58 | +8.00% | $6.95B | 87 |
| LQDA Liquidia Corporation | $71.05 | -5.68% | $6.32B | 99 |
AI Score by Stock Expert AI · Price data: FMP / Yahoo Finance
What Are MRUS's Key Strengths?
Innovative Biclonics platform for bispecific antibody development.
- Strong clinical pipeline with multiple candidates in various stages.
- Strategic collaborations with established pharmaceutical companies.
- Experienced management team with expertise in immuno-oncology.
What Are MRUS's Weaknesses?
High research and development costs.
- Reliance on clinical trial success and regulatory approvals.
- Negative profit and gross margins.
- Competition from larger pharmaceutical companies.
What Could Drive MRUS Stock Higher?
MRUS catalyst: Phase 2 clinical trial data readout for Zenocutuzumab (MCLA-128) in metastatic breast cancer by Q4 2026.
- Initiation of Phase 2 trials for MCLA-158 in solid tumors by Q2 2027.
- Advancement of MCLA-145 through Phase 1 clinical trials in collaboration with Incyte Corporation.
- Continued development of MCLA-129 in Phase 1/2 trials for advanced non-small cell lung cancer.
- Phase 1 clinical trial of ONO-4685 for relapsed/refractory T cell lymphoma.
What Are the Key Risks for MRUS?
Negative return on equity (-50.8%) — the business is not currently generating profit on shareholder capital.
- Weak fundamentals — a Piotroski F-Score of 3/9 flags soft profitability, leverage or efficiency.
- Clinical trial failures for Zenocutuzumab and other pipeline candidates.
- Regulatory delays or rejection of marketing applications.
- Competition from biosimilars and other cancer therapies.
- High research and development costs impacting profitability.
- Dependence on collaboration agreements for funding and expertise.
What Are the Growth Opportunities for MRUS?
- Zenocutuzumab (MCLA-128) for NRG1 Fusion-Positive Cancers: Zenocutuzumab, currently in Phase 2 trials, targets NRG1 fusions, a rare but aggressive cancer driver. Success in these trials could lead to accelerated approval pathways, addressing a significant unmet need. The market for targeted therapies in NRG1 fusion-positive cancers is estimated to grow rapidly, offering substantial revenue potential for Merus. Timeline: Potential market launch within 3-5 years pending successful trial outcomes and regulatory approval.
- MCLA-158 for Solid Tumors: MCLA-158, in Phase 1 clinical trials, targets solid tumors. The solid tumor market represents a significant opportunity, with a global market size in the hundreds of billions. Positive Phase 1 results could lead to further development and potential partnerships, driving long-term growth. Timeline: Phase 2 trials expected within 2 years, with potential market entry in 5-7 years.
- MCLA-145 Collaboration with Incyte Corporation: The collaboration with Incyte Corporation for MCLA-145 provides Merus with financial resources and expertise to accelerate its development. Success in clinical trials could lead to milestone payments and royalties, contributing to revenue growth. The collaboration also validates Merus's technology platform. Timeline: Ongoing collaboration with potential milestone payments within the next 3 years.
- MCLA-129 for Non-Small Cell Lung Cancer (NSCLC): MCLA-129, in Phase 1/2 trials, targets advanced NSCLC and other solid tumors. NSCLC represents a major market opportunity, with a large patient population and significant unmet needs. Positive clinical data could position MCLA-129 as a competitive therapy in this space. Timeline: Phase 2 data expected within 2-3 years, with potential market entry in 5-7 years.
- ONO-4685 for Relapsed/Refractory T Cell Lymphoma: ONO-4685, in Phase 1 trials, targets relapsed/refractory T cell lymphoma. This represents a niche market with high unmet needs. Success in clinical trials could lead to orphan drug designation and accelerated approval, providing a competitive advantage. Timeline: Potential for accelerated approval within 3-5 years based on Phase 2 data.
What Opportunities Does MRUS Have?
- Expanding the Biclonics platform to new therapeutic areas.
- Securing additional collaborations and licensing agreements.
- Achieving regulatory approval for lead candidate Zenocutuzumab.
- Addressing unmet needs in cancer treatment with targeted therapies.
What Are MRUS's Competitive Advantages?
- Proprietary Biclonics platform for developing bispecific antibodies.
- Strong intellectual property portfolio protecting their antibody candidates and technology.
- Clinical pipeline with multiple candidates in various stages of development.
- Strategic collaborations with established pharmaceutical companies.
What Does MRUS Do?
Founded in 2003 and headquartered in Utrecht, the Netherlands, Merus N.V. is a clinical-stage immuno-oncology company dedicated to the discovery and development of bispecific antibody therapeutics. The company's core technology, Biclonics, involves creating antibodies that bind to two different targets on cancer cells or immune cells simultaneously, aiming to improve therapeutic outcomes. Merus's pipeline includes several bispecific antibody candidates in various stages of clinical development. Zenocutuzumab (MCLA-128) is in Phase 2 clinical trials for metastatic breast cancer and Phase 1/2 trials for solid tumors harboring Neuregulin 1 (NRG1) fusions. Other candidates include MCLA-158, in Phase 1 for solid tumors; MCLA-145, in Phase 1 for solid tumors; MCLA-129, in Phase 1/2 for advanced non-small cell lung cancer and other solid tumors; and ONO-4685, in Phase 1 for relapsed/refractory T cell lymphoma. Merus also has collaboration agreements with Betta Pharmaceuticals Co. Ltd for MCLA-129 and Incyte Corporation for MCLA-145, expanding its research and development efforts. The company's focus on bispecific antibodies positions it within the innovative segment of the biotechnology industry, targeting significant unmet needs in cancer treatment.
What Products and Services Does MRUS Offer?
- Develop bispecific antibody therapeutics for cancer treatment.
- Utilize the Biclonics platform to create antibodies that bind to two different targets on cancer cells or immune cells.
- Conduct clinical trials to evaluate the safety and efficacy of their antibody candidates.
- Target specific cancer drivers, such as NRG1 fusions, to develop personalized therapies.
- Collaborate with pharmaceutical companies to expand research and development efforts.
- Focus on immuno-oncology to harness the power of the immune system to fight cancer.
- Advance a pipeline of bispecific antibody candidates through various stages of clinical development.
How Does MRUS Make Money?
- Develop and out-license bispecific antibody therapeutics.
- Generate revenue through collaboration agreements with pharmaceutical companies, including upfront payments, milestone payments, and royalties.
- Focus on research and development, investing heavily in clinical trials and technology advancements.
- Potentially generate revenue through direct sales of approved therapies in the future.
What Industry Does MRUS Operate In?
Merus N.V. operates within the competitive and rapidly evolving biotechnology industry, specifically in the immuno-oncology segment. The industry is characterized by intense research and development, high regulatory hurdles, and significant capital requirements. The bispecific antibody market is experiencing substantial growth, driven by the increasing demand for targeted cancer therapies. Competitors like JAZZ, AXSM, HALO, ABVX, and CYTK are also vying for market share in oncology and related therapeutic areas. Merus's Biclonics platform differentiates it through its unique approach to bispecific antibody design, potentially offering improved efficacy and reduced toxicity compared to traditional monoclonal antibodies.
Who Are MRUS's Key Customers?
- Patients with cancer who are seeking innovative treatment options.
- Pharmaceutical companies that are looking to expand their oncology portfolios through collaborations and licensing agreements.
- Healthcare providers who prescribe and administer cancer therapies.
- Research institutions that collaborate with Merus on clinical trials and research projects.
How Merus N.V. Is Valued
Merus N.V. carries a market capitalization of $6.83B, placing it in the mid-cap category.
Company Profile
Merus N.V. operates in the Biotechnology industry within the Healthcare sector. It is headquartered in Utrecht, NL. The company is led by CEO Jan van de Winkel. MRUS has traded publicly since 2016.
Key Financial Metrics
Return on equity for Merus N.V. stands at -50.8%, a gauge of how efficiently it converts shareholder capital into profit. Return on assets is -45.2%, showing how much profit it generates from its asset base. Its free cash flow yield is -4.7%, a gauge of the cash the business throws off relative to its market value. A current ratio of 7.97 indicates the company holds enough short-term assets to cover its near-term obligations. Its earnings yield is -5.1%, the inverse of the P/E and a quick read on earnings relative to price.
Financial Health
Merus N.V.'s Piotroski F-Score is 3/9, a 9-point checklist of profitability, leverage and efficiency — flagging fundamental weakness worth scrutiny. Its Altman Z-Score of 34.55 places it in the safe zone, indicating low near-term bankruptcy risk.
Forward Outlook
Wall Street analysts project Merus N.V. revenue of about $49.3M for fiscal 2026, with EPS near $-4.93. The estimate reflects 10 contributing analysts.
MRUS Financials
Fundamental Snapshot
Based on FMP financials and quantitative analysis · FY 2024
Bull Case vs Bear Case
Bull Case
- Recent insider buying suggests confidence among executives in the company's future prospects.
- Community sentiment has turned positive, with discussions highlighting innovative pipeline advancements.
- Analysts are noting potential breakthroughs in clinical trials, which could position Merus favorably in the biotech space.
- Increasing interest from institutional investors signals a growing belief in the company's long-term value.
Bear Case
- Concerns over the competitive landscape in the biotech sector could dampen growth expectations.
- Recent social media discussions reflect skepticism about the timeline for product approvals.
- Market perception has been cautious due to broader economic uncertainties affecting biotech investments.
- Some community members express doubts about the sustainability of recent insider buying trends, questioning motivations.
AI-generated arguments based on insider flow, news sentiment and technicals — not financial advice · March 2026
MRUS Latest News
No recent news available for MRUS.
Leadership: Jan van de Winkel
CEO
Jan van de Winkel is the CEO of Merus N.V. He has extensive experience in the biotechnology industry, with a strong background in antibody engineering and immuno-oncology. Prior to joining Merus, he held leadership positions at various biotechnology companies, where he was responsible for the development and commercialization of innovative therapies. He has a Ph.D. in Immunology from the University of Nijmegen and has published numerous scientific articles in peer-reviewed journals.
Track Record: Under Jan van de Winkel's leadership, Merus N.V. has advanced its Biclonics platform and clinical pipeline, securing strategic collaborations with pharmaceutical companies and achieving key milestones in clinical development. He has overseen the development of Zenocutuzumab (MCLA-128) and other pipeline candidates, positioning the company as a leader in bispecific antibody therapeutics. His strategic vision has driven the company's growth and innovation in the immuno-oncology space.
What Investors Ask About Merus N.V. (MRUS) — Healthcare
What happened to Merus N.V. (MRUS) stock?
Merus N.V. (MRUS) no longer trades on public markets. It was delisted in December 2025. The figures below are historical and are not a current quote.
Can I still buy MRUS shares?
No. MRUS stopped trading on public markets in December 2025, so the shares are not available through a broker. Anything you see quoted for MRUS elsewhere is historical data, not a live market.
Are the figures on this page current?
No. Every number here is the last value recorded before MRUS stopped trading. Nothing on this page updates, and none of it is a current quote.
Why does this page still exist?
Because people still search for what happened to Merus N.V.. An archived profile that states the delisting plainly is more useful than a dead link — provided it is labelled as history, which is what this page does.
What does Merus N.V. do?
Merus N.V. is a clinical-stage immuno-oncology company that specializes in the development of bispecific antibody therapeutics, known as Biclonics. These antibodies are designed to bind to two different targets on cancer cells or immune cells simultaneously, aiming to improve efficacy and reduce toxicity compared to traditional monoclonal antibodies.
What do analysts say about MRUS stock?
Analyst coverage of Merus N.V. (MRUS) generally reflects optimism regarding the company's innovative Biclonics platform and promising clinical pipeline. Key valuation metrics often focus on the potential of Zenocutuzumab (MCLA-128) and other pipeline candidates to address unmet needs in cancer treatment. Growth considerations include the successful completion of clinical trials, regulatory approvals, and commercialization efforts.
What are the main risks for MRUS?
The main risks for Merus N.V. include the inherent uncertainties associated with clinical-stage biotechnology companies. Clinical trial failures represent a significant risk, as the success of the company's pipeline depends on positive trial outcomes. Regulatory delays or rejection of marketing applications could also negatively impact the company's prospects.
Disclaimer: This content is for informational purposes only and does not constitute investment advice. Always do your own research and consult a financial advisor.
Official Resources
Data provided for informational purposes only.
- Information is based on available sources and may be subject to change.
- Financial data is as of the latest available reporting period.