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AC Immune SA (ACIU)

For informational purposes only. Not financial advice. Analysis by Sedat Aydin, Founder & Editor-in-Chief | AI-powered analysis. Data sourced from SEC filings and institutional-grade financial providers. Editorially reviewed. Not financial advice.

AC Immune SA (ACIU) trades at $2.78 with AI Score 54/100 (Hold). AC Immune SA is a clinical-stage biopharmaceutical company focused on developing medicines and diagnostics for neurodegenerative diseases associated with protein misfolding. Market cap: 283M, Sector: Healthcare.

Last analyzed: Feb 8, 2026
AC Immune SA is a clinical-stage biopharmaceutical company focused on developing medicines and diagnostics for neurodegenerative diseases associated with protein misfolding. Their innovative platforms aim to generate vaccines, antibodies, and small molecules that selectively target misfolded proteins implicated in diseases like Alzheimer's.
54/100 AI Score Target $7.00 (+151.8%) MCap 283M Vol 143K

AC Immune SA (ACIU) Healthcare & Pipeline Overview

CEOAndrea Pfeifer
Employees133
HeadquartersLausanne, CH
IPO Year2016

AC Immune SA pioneers precision therapies for neurodegenerative diseases, leveraging its SupraAntigen and Morphomer platforms to develop targeted vaccines and antibodies against protein misfolding, offering a notable research candidate in the high-growth Alzheimer's disease treatment market.

Data Provenance | Financial Data Quantitative Analysis NASDAQ Analysis: Feb 8, 2026

Investment Thesis

AC Immune presents a notable research candidate due to its innovative approach to treating neurodegenerative diseases by targeting protein misfolding. The company's diverse pipeline, featuring clinical-stage assets like Crenezumab and ACI-24, addresses a significant unmet medical need in the rapidly growing Alzheimer's disease market. Positive data from ongoing Phase II trials could serve as a major catalyst, driving significant stock appreciation. With a market cap of $0.32 billion, AC Immune offers substantial upside potential if its lead candidates demonstrate efficacy and advance towards commercialization. The company's collaborations with major pharmaceutical players further validate its technology and de-risk its development programs. Investors may want to evaluate the high-risk, high-reward nature of biotech investing, but AC Immune's innovative platform and strategic partnerships position it favorably for long-term growth.

Based on FMP financials and quantitative analysis

Key Highlights

  • Market Cap of $0.32 billion indicates potential for growth if clinical trials are successful.
  • Gross Margin of 100.0% reflects the high value and intellectual property associated with the company's products.
  • Beta of 1.63 suggests higher volatility compared to the market, indicating potential for significant gains or losses.
  • Developing Crenezumab, a humanized, conformation-specific monoclonal antibody, which is in Phase II clinical prevention trial for the treatment of Alzheimer's disease (AD).
  • Collaborations with Genentech, Biogen, Janssen, Eli Lilly, and others validate the company's technology and provide financial support.

Competitors & Peers

Strengths

  • Innovative SupraAntigen and Morphomer platforms.
  • Diverse pipeline of clinical-stage assets.
  • Strategic collaborations with major pharmaceutical companies.
  • Strong intellectual property portfolio.

Weaknesses

  • Clinical-stage company with no currently marketed products.
  • High research and development costs.
  • Reliance on collaborations for funding and expertise.
  • Negative profit margin of -1643.9%.

Catalysts

  • Data readouts from ongoing Phase II clinical trials of Crenezumab and ACI-24 in Alzheimer's disease.
  • Advancement of ACI-35 and Tau-PET imaging tracer through clinical development.
  • Expansion of strategic collaborations with pharmaceutical companies.

Risks

  • Clinical trial failures could significantly impact the company's valuation.
  • Regulatory delays or rejection of product candidates.
  • Competition from larger pharmaceutical companies with greater resources.
  • High cash burn rate and need for additional funding.

Growth Opportunities

  • Advancement of Crenezumab: The ongoing Phase II clinical prevention trial of Crenezumab for Alzheimer's disease represents a significant growth opportunity. Positive trial results could lead to regulatory approval and commercialization, capturing a substantial share of the Alzheimer's treatment market, which is projected to reach $13.7 billion by 2030. Success here would validate AC Immune's approach and drive significant revenue growth.
  • Development of ACI-24: The ACI-24 anti-Abeta vaccine candidate, currently in Phase II clinical study for Alzheimer's disease, offers another avenue for growth. A successful vaccine could revolutionize Alzheimer's treatment by preventing or slowing disease progression. The global vaccine market is estimated at $59 billion in 2024, and a successful Alzheimer's vaccine would command a significant portion of this market.
  • Expansion of Tau-Targeting Therapies: AC Immune's ACI-35 anti-Tau vaccine candidate and Tau-PET imaging tracer represent opportunities to address Tau-related pathologies in neurodegenerative diseases. Tauopathies, including Alzheimer's and frontotemporal dementia, represent a significant unmet medical need. The market for Tau-targeting therapies is expected to grow rapidly as research advances and diagnostic tools improve.
  • Strategic Partnerships: AC Immune's existing collaborations with major pharmaceutical companies like Genentech, Biogen, and Eli Lilly provide a foundation for future partnerships. Expanding these collaborations or forging new alliances can accelerate the development and commercialization of its pipeline assets, providing access to resources, expertise, and global market reach.
  • Expansion into New Neurodegenerative Diseases: AC Immune's research and development efforts extend beyond Alzheimer's disease to other neurodegenerative conditions, including Parkinson's disease and TDP-43 proteinopathies. Successfully developing therapies for these diseases would significantly expand the company's addressable market and diversify its revenue streams. The market for Parkinson's disease treatment is projected to reach $5.6 billion by 2027.

Opportunities

  • Positive results from ongoing Phase II clinical trials.
  • Expansion into new neurodegenerative disease indications.
  • Further strategic partnerships and licensing agreements.
  • Growing market for Alzheimer's disease and other neurodegenerative disease treatments.

Threats

  • Clinical trial failures.
  • Regulatory hurdles and delays.
  • Competition from established pharmaceutical companies.
  • Patent expiration and intellectual property challenges.

Competitive Advantages

  • Proprietary SupraAntigen and Morphomer platforms for generating targeted therapies.
  • Strong intellectual property portfolio protecting its innovative technologies.
  • Established collaborations with leading pharmaceutical companies.
  • Deep expertise in protein misfolding and neurodegenerative disease biology.

About ACIU

AC Immune SA, founded in 2003 and headquartered in Lausanne, Switzerland, is a clinical-stage biopharmaceutical company at the forefront of developing innovative treatments and diagnostics for neurodegenerative diseases. The company's core focus lies in addressing diseases associated with protein misfolding, a common characteristic in conditions like Alzheimer's disease, Parkinson's disease, and others. AC Immune's proprietary SupraAntigen and Morphomer platforms are designed to generate a diverse pipeline of vaccines, antibodies, and small molecules that selectively interact with these misfolded proteins, aiming to prevent or slow disease progression. AC Immune's lead product candidates include Crenezumab, a humanized monoclonal antibody currently in a Phase II clinical prevention trial for Alzheimer's disease. Additionally, ACI-24, an anti-Abeta vaccine candidate, is undergoing Phase II clinical study for Alzheimer's disease and has completed Phase Ib study for Down syndrome. The company is also advancing ACI-35, an anti-Tau vaccine candidate that has completed Phase Ib clinical study, and a Tau-PET imaging tracer, which is in Phase II clinical study. Beyond these clinical-stage assets, AC Immune is actively engaged in researching and developing small molecule Tau aggregation inhibitors for Alzheimer's disease and NeuroOrphan indications. The company's pipeline extends to discovery and preclinical stage molecules targeting a range of neurodegenerative diseases, including diagnostics targeting TDP-43, alpha-synuclein, and NLRP3. AC Immune has established strategic collaborations with leading pharmaceutical companies, including Genentech, Biogen, Janssen Pharmaceuticals, Life Molecular Imaging, Eli Lilly, and WuXi Biologics, to accelerate the development and commercialization of its innovative therapies and diagnostics. These partnerships provide AC Immune with valuable resources, expertise, and financial support to advance its mission of transforming the lives of patients affected by neurodegenerative diseases.

What They Do

  • Develop medicines and diagnostic products for neurodegenerative diseases.
  • Focus on diseases associated with protein misfolding.
  • Utilize SupraAntigen and Morphomer platforms to generate vaccines, antibodies, and small molecules.
  • Develop therapies for Alzheimer's disease, Parkinson's disease, and other neurodegenerative conditions.
  • Create diagnostics targeting TDP-43, alpha-synuclein, and NLRP3.
  • Establish license agreements and collaborations with pharmaceutical companies.

Business Model

  • Develop and out-license or co-develop novel therapeutics and diagnostics.
  • Generate revenue through licensing agreements, milestone payments, and royalties.
  • Collaborate with pharmaceutical companies to share development costs and commercialization risks.

Industry Context

AC Immune operates within the biotechnology industry, specifically targeting the neurodegenerative disease market. This market is experiencing significant growth due to the aging global population and the increasing prevalence of diseases like Alzheimer's and Parkinson's. The competitive landscape includes companies like ALDX, AMRN, ANNX, ANRO, and CLLS, as well as larger pharmaceutical firms with established neuroscience divisions. AC Immune differentiates itself through its focus on protein misfolding and its innovative SupraAntigen and Morphomer platforms. The Alzheimer's disease market alone is projected to reach billions of dollars in the coming years, presenting a substantial opportunity for companies developing effective treatments and diagnostics.

Key Customers

  • Patients suffering from neurodegenerative diseases like Alzheimer's and Parkinson's.
  • Pharmaceutical companies seeking innovative therapies and diagnostics.
  • Research institutions and hospitals conducting clinical trials.
AI Confidence: 72% Updated: Feb 8, 2026

Financials

Chart & Info

AC Immune SA (ACIU) stock price: $2.78 (-0.11, -3.81%)

Latest News

Analyst Consensus

Consensus Rating

Aggregated Buy/Hold/Sell recommendations from Benzinga, Yahoo Finance, and Finnhub for ACIU.

Price Targets

Consensus target: $7.00

MoonshotScore

54/100

What does this score mean?

The MoonshotScore rates ACIU's growth potential on a scale of 0-100 across multiple factors including innovation, market disruption, financial health, and momentum.

ACIU Healthcare Stock FAQ

What does AC Immune S.A. do?

AC Immune S.A. is a clinical-stage biopharmaceutical company focused on developing medicines and diagnostics for neurodegenerative diseases associated with protein misfolding, particularly Alzheimer's disease. The company utilizes its proprietary SupraAntigen and Morphomer platforms to create targeted vaccines, antibodies, and small molecules that interact with misfolded proteins. These therapies aim to prevent or slow the progression of diseases like Alzheimer's by addressing the underlying protein pathologies. AC Immune collaborates with major pharmaceutical companies to advance its pipeline and bring innovative treatments to patients in need.

Is ACIU stock worth researching?

ACIU stock presents a high-risk, high-reward investment opportunity. The company's innovative approach to treating neurodegenerative diseases and its diverse pipeline of clinical-stage assets offer significant potential upside. However, the success of ACIU hinges on the outcome of its clinical trials, particularly the Phase II trials for Crenezumab and ACI-24. While the company has a strong gross margin of 100.0%, its negative profit margin and reliance on collaborations for funding are factors to consider. Investors should carefully weigh the potential for significant gains against the inherent risks of biotech investing before making a decision.

What are the main risks for ACIU?

The main risks for ACIU include the potential for clinical trial failures, which could significantly impact the company's valuation. Regulatory delays or rejection of product candidates also pose a threat. ACIU faces competition from larger pharmaceutical companies with greater resources and established market presence. Additionally, the company's high cash burn rate and need for additional funding could dilute existing shareholders. Investors should be aware of these risks and carefully assess their risk tolerance before investing in ACIU.

What are the key factors to evaluate for ACIU?

AC Immune SA (ACIU) currently holds an AI score of 54/100, indicating moderate score. The stock trades at a P/E of 5.9x, below the S&P 500 average (~20-25x), potentially signaling value. Analysts target $7.00 (+152% from $2.78). Key strength: Innovative SupraAntigen and Morphomer platforms. Primary risk to monitor: Clinical trial failures could significantly impact the company's valuation. This is not financial advice.

How frequently does ACIU data refresh on this page?

ACIU prices update in real time during U.S. market hours (9:30 AM-4:00 PM ET, weekdays). Fundamentals refresh after quarterly or annual filings. Analyst ratings and AI insights update daily. News is aggregated continuously from financial sources.

What has driven ACIU's recent stock price performance?

Recent price movement in AC Immune SA (ACIU) can be influenced by earnings results, analyst revisions, sector rotation, and broader market sentiment. The current analyst target of $7.00 implies 152% upside from here. Notable catalyst: Innovative SupraAntigen and Morphomer platforms. Check the News and Technical Analysis tabs for the latest drivers. Past performance does not predict future results.

Should investors consider ACIU overvalued or undervalued right now?

Determining whether AC Immune SA (ACIU) is overvalued or undervalued requires examining multiple metrics. Its P/E ratio is 5.9. Analysts target $7.00 (+152% from current price), suggesting analysts see upside potential. Compare valuation ratios (P/E, P/S, EV/EBITDA) against sector peers for a comprehensive view.

What research should beginners do before buying ACIU?

Before investing in AC Immune SA (ACIU), research these four areas: (1) the company's revenue model and competitive position (see Company Overview), (2) financial health through revenue growth, margins, and cash flow (see MoonshotScore), (3) what Wall Street analysts recommend and their price targets (see Analyst tab), and (4) specific risk factors that could impact the stock (see Risk Factors section).

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 AI Score refreshed daily
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 provided for informational purposes only.

Analysis Notes
  • Information is based on publicly available sources and may be subject to change.
  • Investment in biotechnology companies is inherently risky and speculative.
Data Sources

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