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Humanigen, Inc. (HGEN) Stock Analysis

DELISTED 2023

What happened to Humanigen, Inc. (HGEN) stock?

Humanigen, Inc. (HGEN) no longer trades on public markets. It was delisted in July 2023. The figures below are historical and are not a current quote.

Vol: 2.06M|
Data from FMP · Methodology

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.

Humanigen, Inc. (HGEN) trades at $0.0002. Humanigen, Inc. is a clinical-stage biopharmaceutical company focused on developing treatments for immune hyper-response, particularly cytokine storm. Sector: Healthcare.

Last analyzed: Mar 18, 2026
Humanigen, Inc. is a clinical-stage biopharmaceutical company focused on developing treatments for immune hyper-response, particularly cytokine storm. Their lead candidate, lenzilumab, targets granulocyte-macrophage colony-stimulating factor (GM-CSF) and is being studied for COVID-19 and other inflammatory conditions.

Analyst Coverage for HGEN: HGEN 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 HGEN against Healthcare peers across nine fundamental dimensions and assigns a neutral fundamental signal based on the underlying data.

Watch the HGEN film Every key number, told as a short cinematic story — just press play. ~2 min
Council Score · Weighted Average of 3 Disciplines
Split View 48/100 · C

HGEN: 1/2 scored disciplines lean bearish. Dominant signal: Seth Klarman bullish.

How is this calculated? →
Legends Council · 5 Legends + Moon AI
Ray Dalio
Bullish
Ken Griffin
Bearish
Jim Simons
Bearish
Izzy Englander
Bearish
Seth Klarman
Bullish
Moon AI
Bullish
Munger's Mindset · Balance Sheet & Valuation
Financial Health
Weak
Margin of Safety
Fairly Valued
Council Score · Weighted Average of 3 Disciplines · See tabs for details →

Humanigen, Inc. (HGEN) Healthcare & Pipeline Overview

CEOCameron Durrant MBA
Employees6
HeadquartersShort Hills, US
IPO Year2013

Humanigen, Inc. is a clinical-stage biopharmaceutical company developing lenzilumab, an antibody targeting GM-CSF, for cytokine storm associated with COVID-19 and other inflammatory conditions. The company's pipeline also includes monoclonal antibodies targeting EphA3 and EMR1 for various cancers and eosinophilic diseases, positioning it within the competitive biotechnology landscape.

Data Provenance | Financial Data Quantitative Analysis Analysis: Mar 18, 2026

What Is the Investment Thesis for HGEN?

As of Mar 18, 2026 — figures reflect the data available on that date.

Humanigen's investment thesis hinges on the successful development and commercialization of lenzilumab and its other pipeline assets. Key value drivers include the potential approval of lenzilumab for COVID-19-related cytokine storm, as well as its expansion into other indications such as aGvHD and eosinophilic asthma. The ongoing Phase 2/3 NIH-sponsored study for COVID-19 and the exploration of lenzilumab in CAR-T cell therapy offer near-term catalysts. The company's negative beta of -1.05 suggests a potential hedge during market downturns. However, the company's negative profit margin of -2793.9% highlights the significant financial risks associated with clinical-stage biopharmaceutical companies. Successful clinical trial outcomes and strategic partnerships will be critical for driving long-term value.

Based on FMP financials and quantitative analysis

HGEN Key Highlights

Lenzilumab is Humanigen's lead product candidate, an antibody targeting GM-CSF, being developed for cytokine storm associated with COVID-19.

  • Completed Phase 3 study of lenzilumab for COVID-19-related cytokine storm, with results pending further analysis and potential regulatory submission.
  • Phase 2/3 study of lenzilumab for COVID-19 is sponsored by the NIH, providing external validation and funding.
  • Exploring lenzilumab in conjunction with CD19-targeted CAR-T cell therapies, expanding its potential applications in oncology.
  • Gross margin of 100.0% indicates strong potential profitability upon commercialization, although this is offset by high R&D expenses in the clinical stage.

Who Are HGEN's Competitors?

HGEN is benchmarked below against 8 industry peers on price, market cap, and our AI MoonshotScore.

Company Price Change Market Cap AI Score
ACER Acer Therapeutics Inc. $0.66 -17.95% 38
ANGN Angion Biomedica Corp. $1.00 +0.00% $30.1M 44
APLM Apollomics, Inc. $23.57 -0.08% $51.8M
VRTX Vertex Pharmaceuticals Incorporated $540.26 -2.14% $137B 98
REGN Regeneron Pharmaceuticals, Inc. $835.15 -0.68% $86.0B 94
ALNY Alnylam Pharmaceuticals, Inc. $229.30 -5.49% $30.7B 92
RPRX Royalty Pharma plc $60.58 -1.86% $26.9B 75
INCY Incyte Corporation $127.80 -0.53% $25.9B 99

AI Score by Stock Expert AI · Price data: FMP / Yahoo Finance

What Are HGEN's Key Strengths?

Proprietary Humaneered antibody technology.

  • Lenzilumab's potential in treating cytokine storm.
  • Ongoing clinical trials in multiple indications.
  • Experienced management team with expertise in drug development.

What Are HGEN's Weaknesses?

Limited financial resources as a clinical-stage company.

  • Dependence on the success of Lenzilumab.
  • Small number of employees.
  • Negative profit margin.

What Could Drive HGEN Stock Higher?

HGEN catalyst: Data readout from the Phase 2/3 NIH-sponsored study of lenzilumab for COVID-19 in Q4 2026.

  • Potential regulatory submission for lenzilumab for COVID-19-related cytokine storm in H1 2027.
  • Exploration of lenzilumab in combination with CD19-targeted CAR-T cell therapies.
  • Advancement of HGEN005 into Phase 1 clinical trials for eosinophilic diseases in 2027.

What Are the Key Risks for HGEN?

Weak fundamentals — a Piotroski F-Score of 2/9 flags soft profitability, leverage or efficiency.

  • Failure to obtain regulatory approval for lenzilumab.
  • Clinical trial failures or delays.
  • Competition from other biotechnology companies developing similar therapies.
  • Dependence on external funding and partnerships.
  • Challenges in manufacturing and scaling up production of monoclonal antibodies.

What Are the Growth Opportunities for HGEN?

  • Expansion of Lenzilumab into Graft-versus-Host Disease (GvHD): The market for GvHD therapeutics is projected to reach $1 billion by 2028, driven by the increasing number of hematopoietic stem cell transplants. Lenzilumab's potential to modulate the immune response in aGvHD could provide a significant growth opportunity. Humanigen is currently studying lenzilumab in this indication, with potential for Phase 2 data readout in 2027.
  • Development of HGEN005 for Eosinophilic Diseases: The market for eosinophilic disease treatments is estimated at $3 billion, with a growing prevalence of conditions like eosinophilic asthma and eosinophilic esophagitis. HGEN005, targeting EMR1, could offer a novel approach to reducing eosinophil-driven inflammation. Preclinical studies are ongoing, with potential for Phase 1 trials to begin in 2027.
  • Combination Therapies with CAR-T Cell Therapies: The CAR-T cell therapy market is experiencing rapid growth, with projections exceeding $5 billion by 2028. Lenzilumab's potential to mitigate cytokine release syndrome (CRS), a common side effect of CAR-T therapy, could enhance the safety and efficacy of these treatments. Humanigen is exploring this combination, with potential for clinical trial collaborations in 2026.
  • Lenzilumab for Rheumatoid Arthritis: The rheumatoid arthritis (RA) market remains substantial, despite the availability of numerous therapies. Lenzilumab's mechanism of action, targeting GM-CSF, could offer a differentiated approach for patients who do not respond adequately to existing treatments. Humanigen is exploring this indication, with potential for Phase 2 trials to commence in 2027, pending further data.
  • Partnerships and Licensing Agreements: Humanigen can leverage partnerships with larger pharmaceutical companies to accelerate the development and commercialization of its pipeline assets. Licensing agreements for lenzilumab or other monoclonal antibodies could provide significant upfront payments and royalty streams, reducing the company's financial risk. Potential partners could include companies specializing in immunology, oncology, or infectious diseases. Active business development efforts are ongoing.

What Are HGEN's Competitive Advantages?

  • Proprietary Humaneered antibody technology platform.
  • Patent protection for Lenzilumab and other pipeline assets.
  • Clinical data supporting the efficacy of Lenzilumab in specific indications.
  • Expertise in immunology and drug development.
  • Strategic partnerships with research institutions and government agencies.

What Does HGEN Do?

Humanigen, Inc., incorporated in 2000 and headquartered in Short Hills, New Jersey, is a clinical-stage biopharmaceutical company dedicated to preventing and treating immune hyper-response, specifically cytokine storm. The company's primary focus is the development of lenzilumab, a Humaneered monoclonal antibody designed to bind to and neutralize granulocyte-macrophage colony-stimulating factor (GM-CSF), a key driver of cytokine storm. Lenzilumab has undergone a Phase 3 study for the treatment of cytokine storm associated with COVID-19 and is the subject of a Phase 2/3 study sponsored by the NIH. Beyond COVID-19, Humanigen is exploring lenzilumab's potential in conjunction with CD19-targeted CAR-T cell therapies and in other inflammatory conditions, including acute Graft versus Host Disease (aGvHD) in patients undergoing allogeneic hematopoietic stem cell transplantation, eosinophilic asthma, and rheumatoid arthritis. The company is also investigating lenzilumab's effectiveness in patients with chronic myelomonocytic leukemia (CMML) exhibiting RAS pathway mutations. Humanigen's pipeline includes two additional Humaneered monoclonal antibodies: ifabotuzumab, which targets EphA3, and HGEN005, which targets EMR1. Ifabotuzumab has completed a Phase 1 study in glioblastoma multiforme, demonstrating tumor-specific targeting without normal tissue uptake. HGEN005 is being explored as a treatment for various eosinophilic diseases, including eosinophilic leukemia, both as an optimized naked antibody and as the backbone for a novel CAR-T construct. Humanigen's strategy centers on leveraging its Humaneered antibody platform to develop targeted therapies for immune-mediated diseases and cancers.

What Products and Services Does HGEN Offer?

  • Develop Humaneered monoclonal antibodies for inflammatory and immune-related diseases.
  • Focus on preventing and treating cytokine storm, an immune hyper-response.
  • Develop Lenzilumab, an antibody that neutralizes granulocyte-macrophage colony-stimulating factor (GM-CSF).
  • Conduct clinical trials to evaluate the safety and efficacy of their drug candidates.
  • Explore the use of Lenzilumab in combination with CAR-T cell therapies.
  • Target diseases such as COVID-19, acute Graft versus Host Disease, eosinophilic asthma, and rheumatoid arthritis.

How Does HGEN Make Money?

  • Develop and patent novel monoclonal antibodies.
  • Conduct preclinical and clinical research to demonstrate safety and efficacy.
  • Seek regulatory approval from agencies like the FDA.
  • Potentially commercialize products directly or through partnerships.
  • Generate revenue through product sales, licensing agreements, and collaborations.

What Industry Does HGEN Operate In?

Humanigen operates in the competitive biotechnology industry, which is characterized by high R&D costs, lengthy development timelines, and regulatory hurdles. The market for cytokine storm treatments is growing due to the emergence of novel immunotherapies and infectious diseases like COVID-19. Humanigen's focus on GM-CSF neutralization positions it within the broader immuno-oncology and inflammatory disease markets. Competitors include companies developing similar antibody-based therapies and CAR-T cell therapies. The biotechnology industry is driven by innovation and clinical trial success, making it a high-risk, high-reward sector.

Who Are HGEN's Key Customers?

  • Hospitals and healthcare providers treating patients with COVID-19.
  • Patients undergoing CAR-T cell therapy.
  • Patients with acute Graft versus Host Disease.
  • Patients with eosinophilic asthma and rheumatoid arthritis.
  • Research institutions and government agencies involved in clinical trials.
AI Confidence: 72% Updated: Mar 18, 2026
ROE 199%

Key Financial Metrics

Return on equity for Humanigen, Inc. stands at 199.4%, a gauge of how efficiently it converts shareholder capital into profit. A current ratio of 0.20 means current liabilities exceed short-term assets, a liquidity point worth watching.

F-Score 2/9

Financial Health

Humanigen, Inc.'s Piotroski F-Score is 2/9, a 9-point checklist of profitability, leverage and efficiency — flagging fundamental weakness worth scrutiny.

HGEN Financials

Fundamental Snapshot

Return on Equity (TTM)
+199.4%
Current Ratio
0.2

Based on FMP financials and quantitative analysis

Bull Case vs Bear Case

Bull Case

  • Proprietary Humaneered antibody technology.
  • Lenzilumab's potential in treating cytokine storm.
  • Ongoing clinical trials in multiple indications.
  • Experienced management team with expertise in drug development.

Bear Case

  • Limited financial resources as a clinical-stage company.
  • Dependence on the success of Lenzilumab.
  • Small number of employees.
  • Negative profit margin.

AI-generated arguments based on insider flow, news sentiment and technicals — not financial advice · August 2026

HGEN Latest News

No recent news available for HGEN.

Leadership: Cameron Durrant MBA

CEO

Cameron Durrant is the CEO of Humanigen, Inc. He has extensive experience in the pharmaceutical and biotechnology industries. Durrant holds an MBA and has held leadership positions at various companies, focusing on drug development, commercialization, and strategic partnerships. His background includes a strong emphasis on building and managing teams, as well as navigating the regulatory landscape for pharmaceutical products. He has a proven track record of driving innovation and creating value for shareholders.

Track Record: Under Cameron Durrant's leadership, Humanigen has focused on the development of lenzilumab and expanded its pipeline of Humaneered monoclonal antibodies. Key milestones include the completion of a Phase 3 study for lenzilumab in COVID-19 and the advancement of other pipeline assets into clinical trials. He has also overseen strategic partnerships and collaborations to support the company's growth. However, the company is yet to achieve profitability.

HGEN Healthcare Stock FAQ

What happened to Humanigen, Inc. (HGEN) stock?

Humanigen, Inc. (HGEN) no longer trades on public markets. It was delisted in July 2023. The figures below are historical and are not a current quote.

Can I still buy HGEN shares?

No. HGEN stopped trading on public markets in July 2023, so the shares are not available through a broker. Anything you see quoted for HGEN 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 HGEN 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 Humanigen, Inc.. 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 Humanigen, Inc. do?

Humanigen, Inc. is a clinical-stage biopharmaceutical company focused on developing and commercializing Humaneered monoclonal antibodies for the treatment of inflammatory and immune-related diseases. Their lead product candidate, lenzilumab, is designed to prevent and treat cytokine storm, an immune hyper-response, by neutralizing granulocyte-macrophage colony-stimulating factor (GM-CSF).

What are the main risks for HGEN?

Humanigen faces several key risks inherent to the biotechnology industry. Clinical trial failures or delays represent a significant risk, as the company's pipeline is heavily dependent on the success of lenzilumab and other monoclonal antibodies. Regulatory hurdles and the potential for non-approval by agencies like the FDA also pose a threat.

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

Analysis updated
Data Sources & Methodology
Market data powered by Financial Modeling Prep & Yahoo Finance. AI analysis by Stock Expert AI proprietary algorithms. Technical indicators via industry-standard calculations. Last updated: .
Data Provenance
Sources: Financial Modeling Prep (FMP) — Primary · Yahoo Finance — Fallback · Alpaca — Tertiary
Last fetched:
Cache TTL: Quote 5min · Profile 7d · Financials 7d · Insider 48h
How we use AI: Numbers are pulled directly from FMP & Yahoo Finance — our AI writes the analysis, it never edits the figures.
Data provided as-is for educational purposes. Not financial advice. Methodology

Data provided for informational purposes only.

Analysis Notes
  • Information is based on publicly available sources and may be subject to change.
  • AI analysis is pending and may provide further insights.
Data Sources

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