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Alkermes plc (ALKS) Stock Analysis

Educational signal · not a buy or sell recommendation · How to read this

$46.11 +$0.71 (+1.56%) |Strong · 67
Alkermes plc (ALKS) bottom line: Bullish Lean — our Council read (66/100) and AI Score (67/100) broadly agree. Strongest signal: Ray Dalio bullish · Biggest watch-out: Financial Safety weak.Educational signal, not a buy or sell recommendation. Compare sector peers → · Read the method →
MCap: $7.74B| P/E Ratio: 114.42| Vol: 1.2M| Target: $60.60 (+31.4%) (Aug 29, 2026) (estimate, not advice)| 52-wk range: $26.40 – $55.67

P/E 114.42 means the share price is 114.42 times one year of earnings per share; the S&P 500 usually sits near 20-25. Market cap $7.74B is the value of all shares combined. Beta 0.49: the stock has moved about 51% less than the S&P 500.

Data from FMP · Methodology

For informational purposes only. Not financial advice. Machine-generated analysis by Stock Expert AI — model gemini-2.0-flash, generated May 10, 2026. Editorial oversight is systemic, not page-by-page. Editorially accountable: Sedat ANAK, Founder and Editor-in-Chief. Data sources: Financial Modeling Prep, Yahoo Finance, SEC EDGAR

Quick Answer

Alkermes plc (ALKS) trades at $46.11 with MoonshotScore 67/100 (Grade B+). Alkermes plc is a biopharmaceutical company focused on developing and commercializing innovative medicines for central nervous system (CNS) disorders. Market cap: $7.74B, Sector: Healthcare.

Price as of Sep 11, 2026 · Last analyzed: May 10, 2026
Alkermes plc is a biopharmaceutical company focused on developing and commercializing innovative medicines for central nervous system (CNS) disorders. The company's portfolio includes both proprietary and partnered products aimed at addressing unmet needs in schizophrenia, bipolar disorder, and multiple sclerosis.

ALKS stock analysis for 2026: Analysts have set a consensus price target of $60.60 for Alkermes plc, suggesting 31.4% upside from the current price of $46.11. The AI MoonshotScore is 67/100, in the Strong band (65-79) — a research signal, not a recommendation. Key factors: analyst coverage, AI-driven quantitative scoring.

Watch the ALKS film Every key number, told as a short cinematic story — just press play. ~2 min

These figures come from statements filed 12 months ago — the most recent this company has published.

Council Score · Weighted Average of 3 Disciplines
Bullish Lean 66/100 · B+

ALKS: 2/3 scored disciplines lean bullish. Dominant signal: Ray Dalio bullish.

How is this calculated? →
MoonshotScore · Five-pillar engine · 67/100
Business Quality
Strong Is this a genuinely good business?
Financial Safety
Weak Could this blow up on me?
Valuation
Neutral Am I paying a fair price?
Growth Durability
Moderate Is the growth real and likely to last?
Momentum
Strong Is the market already moving on this?

Strongest side: Business Quality (8/10, Strong). Weakest side: Financial Safety (2/10, Weak).

Legends Council · 5 Legends + Moon AI

AI simulations built from the named investors' published principles. Not affiliated with, endorsed by, or the opinion of these individuals. How these lenses are built

Dalio-style lens (simulated)Ray Dalio
Favorable read
Englander-style lens (simulated)Izzy Englander
Neutral read
Klarman-style lens (simulated)Seth Klarman
Favorable read
Moon AI lens (model)
Favorable read
Munger's Mindset · Balance Sheet & Valuation
Financial Health
Neutral
Margin of Safety
Fairly Valued
Council Score · Weighted Average of 3 Disciplines · See tabs for details →
The lenses are modelled on the published principles of the investors named. We are not affiliated with them, they have not endorsed this, and it is not their opinion of this stock.

Why this analysis is different

  • A sector-relative MoonshotScore — five pillars (business quality, financial safety, valuation, growth durability, momentum) re-ranked nightly against the full universe of US-listed common stocks.
  • An AI Council read across up to eight perspectives — value, macro, quantitative, and momentum lenses — that shows where they disagree instead of averaging the tension away.
  • Figures come straight from FMP and Yahoo Finance filings data. The AI writes the narrative around the numbers — it never edits the numbers.

Alkermes plc (ALKS) Healthcare & Pipeline Overview

CEORichard F. Pops
Employees2,050
HeadquartersDublin, IE
IPO Year1991

Alkermes plc is a biopharmaceutical company specializing in central nervous system (CNS) disorders, leveraging proprietary technologies to develop and commercialize treatments for schizophrenia, bipolar disorder, and multiple sclerosis, while also collaborating with pharmaceutical partners to expand its market reach and address unmet medical needs.

Data Provenance | Financial Data Quantitative Analysis NASDAQ Analysis: May 10, 2026

What Is the Investment Thesis for ALKS?

AI-written as of May 10, 2026 — figures and tone reflect the data available then, not today's score.

With a market capitalization of $7.74B and a profit margin of 9.8%, the company demonstrates financial stability and growth potential. Key value drivers include the continued commercial success of ARISTADA and VIVITROL, as well as the potential approval and launch of LYBALVI. Growth catalysts include the expansion of nemvaleukin alfa into new oncology indications and strategic collaborations to broaden market reach. Potential risks include regulatory hurdles, competition from existing and emerging therapies, and the inherent uncertainties associated with drug development. The company's gross margin of 85.8% highlights its ability to maintain profitability, while its beta of 0.49 suggests lower volatility compared to the broader market.

Based on FMP financials and quantitative analysis

ALKS Key Highlights

AI-written as of May 10, 2026 — figures and tone reflect the data available then, not today's score.

Market capitalization of $7.74B reflects Alkermes' established position in the biopharmaceutical industry.

  • Gross margin of 85.8% indicates efficient cost management and strong pricing power.
  • Profit margin of 9.8% demonstrates the company's ability to generate profits from its operations.
  • P/E ratio of 114.42 suggests a reasonable valuation relative to earnings.
  • Beta of 0.49 indicates lower volatility compared to the overall market, potentially offering a more stable investment.

Who Are ALKS's Competitors?

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

Company Price Change Market Cap MoonshotScore
ARWR Arrowhead Pharmaceuticals, Inc. $82.76 +0.16% $11.7B 315-pillar
PCVX Vaxcyte, Inc. $58.72 -0.31% $8.48B 545-pillar
ACLX Arcellx, Inc. $115.07 +0.02% $6.73B
PTGX Protagonist Therapeutics, Inc. $146.75 +1.10% $9.44B 775-pillar
TGTX TG Therapeutics, Inc. $54.74 -1.17% $8.38B 665-pillar
APGE Apogee Therapeutics, Inc. $135.07 0.00% $8.36B 725-pillar
BLTE Belite Bio, Inc. $175.07 -4.42% $7.02B 805-pillar
CAI Caris Life Sciences, Inc. $24.04 +0.04% $6.80B 825-pillar

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

What Are ALKS's Key Strengths?

Established portfolio of marketed products.

  • Strong partnerships with major pharmaceutical companies.
  • Innovative drug delivery technologies.
  • Expertise in CNS drug development.

What Are ALKS's Weaknesses?

Reliance on a limited number of key products.

  • Exposure to regulatory risks and patent challenges.
  • High research and development costs.
  • Competition from other biopharmaceutical companies.

What Could Drive ALKS Stock Higher?

Potential FDA approval and launch of LYBALVI for schizophrenia and bipolar I disorder.

  • Clinical trial results for nemvaleukin alfa in various oncology indications.
  • Continued commercial expansion of ARISTADA and VIVITROL.
  • Strategic collaborations to expand product portfolio and market reach.

What Are the Key Risks for ALKS?

Rich valuation — a P/E of 114.42 runs well above the Healthcare sector’s ~21.50x, leaving little room for a miss.

  • Regulatory setbacks or delays in the approval of new drug candidates.
  • Unfavorable clinical trial results for nemvaleukin alfa or other pipeline products.
  • Competition from generic versions of existing products.
  • Changes in healthcare regulations and reimbursement policies.
  • Economic downturns and market volatility impacting pharmaceutical sales.

What Are the Growth Opportunities for ALKS?

  • Expansion of LYBALVI: LYBALVI, an oral atypical antipsychotic drug candidate for schizophrenia and bipolar I disorder, represents a significant growth opportunity for Alkermes. The market for antipsychotic medications is substantial, with a global market size estimated at billions of dollars. If approved, LYBALVI could capture a significant share of this market, offering a new treatment option for patients with these conditions. The timeline for potential approval and launch is dependent on regulatory review and clinical trial outcomes, with potential for commercialization within the next 1-2 years.
  • Development of Nemvaleukin Alfa: Nemvaleukin alfa, an engineered fusion protein designed to expand tumor-killing immune cells, holds promise as a novel cancer immunotherapy. Alkermes is exploring nemvaleukin alfa in various oncology indications, including melanoma and renal cell carcinoma. Positive clinical trial results could lead to regulatory approval and commercialization, potentially generating significant revenue streams for the company over the next 3-5 years.
  • Geographic Expansion: Alkermes has the opportunity to expand its geographic presence beyond the United States and Ireland. The global market for CNS therapeutics is vast, with significant unmet needs in many regions. By entering new markets, Alkermes can increase its customer base and revenue streams. This expansion could involve establishing partnerships with local distributors or building its own commercial infrastructure in key international markets. The timeline for geographic expansion will depend on regulatory approvals and market access considerations in each target region.
  • Strategic Collaborations: Alkermes can leverage strategic collaborations to expand its product portfolio and market reach. By partnering with other pharmaceutical companies, Alkermes can gain access to new technologies, drug candidates, and commercial expertise. These collaborations can take various forms, including licensing agreements, co-development partnerships, and joint ventures. Successful collaborations can accelerate the development and commercialization of new products, driving revenue growth and enhancing Alkermes' competitive position.
  • Lifecycle Management of Existing Products: Alkermes can extend the lifecycle of its existing products through various strategies, such as developing new formulations, indications, and delivery methods. For example, Alkermes could explore new uses for ARISTADA or VIVITROL in different patient populations or in combination with other therapies. By continuously innovating and improving its existing products, Alkermes can maintain its market share and generate additional revenue streams. These efforts can provide ongoing revenue and market presence.

What Are ALKS's Competitive Advantages?

  • Proprietary drug formulations and delivery technologies.
  • Established partnerships with major pharmaceutical companies.
  • Strong intellectual property protection for its products.
  • Expertise in central nervous system (CNS) drug development.
  • Established commercial infrastructure and distribution network.

What Does ALKS Do?

Founded in 1987 and headquartered in Dublin, Ireland, Alkermes plc is a biopharmaceutical company dedicated to researching, developing, and commercializing pharmaceutical products designed to address unmet medical needs across a range of therapeutic areas. The company's primary focus is on central nervous system (CNS) disorders, where it has established a portfolio of both proprietary and partnered products. Alkermes' marketed products include ARISTADA, an injectable medication for the treatment of schizophrenia; VIVITROL, used in the treatment of alcohol and opioid dependence; and VUMERITY, a treatment for relapsing forms of multiple sclerosis. Additionally, Alkermes has partnered with Janssen Pharmaceutica to commercialize RISPERDAL CONSTA, INVEGA SUSTENNA, XEPLION, INVEGA TRINZA, and TREVICTA, all used in the treatment of schizophrenia and schizoaffective disorder. The company is also actively developing LYBALVI, an oral antipsychotic drug candidate for schizophrenia and bipolar I disorder, and nemvaleukin alfa, an engineered fusion protein targeting tumor-killing immune cells. Alkermes operates in the United States, Ireland, and internationally, and its research and development efforts are geared towards creating innovative medicines that improve patient outcomes and address significant unmet needs in the CNS space.

What Products and Services Does ALKS Offer?

  • Researches and develops pharmaceutical products.
  • Commercializes pharmaceutical products.
  • Focuses on addressing unmet medical needs in various therapeutic areas.
  • Specializes in treatments for central nervous system (CNS) disorders.
  • Markets ARISTADA for schizophrenia.
  • Markets VIVITROL for alcohol and opioid dependence.
  • Develops LYBALVI for schizophrenia and bipolar I disorder.
  • Develops nemvaleukin alfa for cancer immunotherapy.

How Does ALKS Make Money?

  • Develops and commercializes proprietary pharmaceutical products.
  • Partners with other pharmaceutical companies to commercialize products.
  • Generates revenue through product sales.
  • Receives royalties and milestone payments from partnerships.

What Industry Does ALKS Operate In?

Alkermes plc operates within the biotechnology industry, a sector characterized by rapid innovation, intense competition, and high regulatory scrutiny. The market for CNS therapeutics is substantial, driven by the increasing prevalence of mental health disorders and neurological conditions. Alkermes competes with other biopharmaceutical companies, such as ARWR: Arrowhead Pharmaceuticals, Inc., PCVX: Vaxcyte, Inc., ACLX: Arcellx, Inc., PTGX: Protagonist Therapeutics, Inc., and TGTX: TG Therapeutics, Inc., all vying for market share in various therapeutic areas. The industry is also influenced by factors such as patent protection, clinical trial outcomes, and reimbursement policies.

Who Are ALKS's Key Customers?

  • Patients with schizophrenia.
  • Patients with alcohol dependence.
  • Patients with opioid dependence.
  • Patients with multiple sclerosis.
  • Healthcare providers who prescribe Alkermes' medications.
Model self-rating on this text: 73% (not a measure of the evidence) Updated: May 10, 2026

Research confidence

High 75/100

Broad, current evidence sits behind this analysis.

  • Scored on 100% of our measures
  • Price is current
  • No filing on record
  • Covered by analysts

Why 67?

Measured against companies in the same sector. The figures below are the factor contributions the scoring engine itself produced.

What is helping

  • +0.43 Gross profit per dollar of assets (Business Quality)
  • +0.34 Return on equity (Business Quality)
  • +0.23 Gross margin (Business Quality)

What is holding it back

  • -0.60 Net debt vs earnings (Financial Strength)
  • -0.60 Debt to equity (Financial Strength)
  • -0.14 Operating income growth (Growth)

Contribution = how far the company sits from its sector on that measure, weighted by how much the pillar counts. Not investment advice. How the score is built →

MoonshotScore History

Recorded daily since 2026-08-23 · 19 snapshots

2026-08-23 51
2026-08-26 51
2026-08-29 51
2026-09-01 67
2026-09-04 64
2026-09-07 66
2026-09-10 66

What changed?

The grade moved from 51 to 66 (+15).

Over the same 18 days the stock moved -6.1%.

Net buying

Insider Activity

Over the past six months, Alkermes plc insiders filed 84 SEC Form 4 transactions — 46 sales and 38 purchases. On net that is roughly 230K shares acquired (about $8.7M) — insiders putting money in tends to read as conviction.

Quarterly Financial Performance: Alkermes plc

Revenue for Alkermes plc came in at $496.0M during Jun 2026, a 26.2% improvement versus the preceding quarter. The company recorded net income of $501K, with diluted EPS of $0.00. Revenue has increased across the last three reported quarters, suggesting sustained momentum for this mid-cap Healthcare company. Across the four most recent quarters, ALKS averaged $0.10 in diluted EPS.

ALKS Valuation & Market Position

With a $7.74B market cap, Alkermes plc sits in the mid-cap segment of the market. Analyst price targets span from $54.00 to $65.00, with a consensus of $60.60. At the current price of $46.11, that implies approximately 31% upside potential. Relative to its peer group, ALKS's quantitative score of 67/100 is roughly in line with the peer average of 66/100.

ROE 9%

Key Financial Metrics

Return on equity for Alkermes plc stands at 8.8%, a gauge of how efficiently it converts shareholder capital into profit. Return on assets is 3.6%, showing how much profit it generates from its asset base. ALKS trades at a trailing price-to-earnings ratio of 114.42, above the Healthcare sector average of ~21.50x. Its free cash flow yield is 3.2%, a gauge of the cash the business throws off relative to its market value. A current ratio of 2.27 indicates the company holds enough short-term assets to cover its near-term obligations. Its earnings yield is 2.2%, the inverse of the P/E and a quick read on earnings relative to price.

F-Score 4/9

Financial Health

Alkermes plc's Piotroski F-Score is 4/9, a 9-point checklist of profitability, leverage and efficiency — a middling fundamental profile. Its Altman Z-Score of 2.25 places it in the grey zone, a middle ground that warrants monitoring.

5/8 beats

Earnings Track Record

Alkermes plc has beaten Wall Street's EPS estimate in 5 of its last 8 reported quarters — more hits than misses. Reported results have landed about 336.9% above estimates on average.

FY2026 est

Forward Outlook

Wall Street analysts project Alkermes plc revenue of about $1.82B for fiscal 2026, with EPS near $-0.48. The estimate reflects 13 contributing analysts.

Company Profile

Alkermes plc operates in the Drug Manufacturers - Specialty & Generic industry within the Healthcare sector. It is headquartered in Dublin, IE. The company is led by CEO Blair Jackson. ALKS has traded publicly since 1991.

ALKS Financials

Fundamental Snapshot

Revenue Growth (FY)
-5.2%
Net Income Growth (FY)
-34.2%
EPS Growth (FY)
-33.8%
Free Cash Flow Growth (FY)
+18.4%
P/E (TTM)
114.42
Return on Equity (TTM)
+8.8%
Current Ratio
2.3
EV/EBITDA (TTM)
29.9

Based on FMP financials and quantitative analysis · FY 2025

Bull Case vs Bear Case

Bull Case

  • Established portfolio of marketed products.
  • Strong partnerships with major pharmaceutical companies.
  • Innovative drug delivery technologies.
  • Expertise in CNS drug development.

Bear Case

  • Reliance on a limited number of key products.
  • Exposure to regulatory risks and patent challenges.
  • High research and development costs.
  • Competition from other biopharmaceutical companies.

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

Recent Quarterly Results

Quarter Revenue Net Income EPS
Jun 2026 $496M $501,000 $0.0030
Mar 2026 $393M -$66M -$0.40
Dec 2025 $385M $49M $0.29
Sep 2025 $394M $83M $0.49

Based on FMP financials and quantitative analysis

ALKS Latest News

ALKS Analyst Consensus

Consensus Rating

Aggregated Buy/Hold/Sell recommendations collected by Financial Modeling Prep for ALKS.

Price Targets

Low
$54.00
Consensus
$60.60
High
$65.00

Median: $63.00 (+31.4% from current price)

Source: FMP analyst consensus · as of Aug 29, 2026 · an estimate, not advice

ALKS MoonshotScore

67/100

What does this score mean?

MoonshotScore is Stock Expert AI's proprietary 0-100 research rating, not a buy or sell recommendation. ALKS scores 67/100 (Grade B+): the number comes from the five-pillar engine (business quality, financial safety, valuation, growth durability, momentum), re-ranked daily against sector peers.

Leadership: Richard F. Pops

Chairman and Chief Executive Officer

Richard F. Pops has served as the Chairman and Chief Executive Officer of Alkermes since 1991. Prior to joining Alkermes, he was an associate with the law firm of Ropes & Gray. Mr. Pops received a B.A. from Stanford University and a J.D. from Harvard Law School. His extensive experience in the biopharmaceutical industry and legal background have been instrumental in guiding Alkermes' strategic direction and growth.

Track Record: Under Richard Pops' leadership, Alkermes has transformed from a drug delivery company into a fully integrated biopharmaceutical company with a portfolio of marketed products and a pipeline of innovative drug candidates. He has overseen the development and commercialization of key products such as ARISTADA and VIVITROL, and has established strategic partnerships with major pharmaceutical companies. His tenure has been marked by a focus on innovation, strategic growth, and a commitment to addressing unmet medical needs.

What Investors Ask About Alkermes plc (ALKS) — Healthcare

What does the AI Score mean for ALKS?

ALKS holds an AI Score of 67/100 (Grade: B+). This is an educational research signal, not a buy or sell recommendation. The number comes from the five-pillar engine (business quality, financial safety, valuation, growth durability, momentum), re-ranked daily against sector peers. Alkermes plc is a biopharmaceutical company focused on developing and commercializing innovative medicines for central nervous system (CNS) disorders.

Is ALKS a good stock?

Stock Expert AI does not rate ALKS buy, sell or hold. Alkermes plc carries a MoonshotScore of 67/100 on the five-pillar engine, a research rating against its peers. Whether it fits is your call: check what it sells, whether it earns, what the price assumes, and what would prove you wrong.

What are the main risks for ALKS?

The main risks for Alkermes plc include regulatory risks associated with the approval of new drug candidates, competition from existing and emerging therapies, and patent challenges.

What are the key factors to evaluate for ALKS?

Alkermes plc (ALKS) holds a MoonshotScore of 67/100 (moderate). P/E: 114.42x vs the S&P 500's ~20-25x. Analysts target $60.60 (+31%). Not financial advice.

How frequently does ALKS data refresh on this page?

ALKS's price was last updated on Sep 11, 2026 and refreshes on page view during U.S. market hours; the quote is a provider snapshot, not an exchange feed. Fundamentals update after quarterly filings; the MoonshotScore recalculates nightly; news aggregates continuously.

What has driven ALKS's recent stock price performance?

Alkermes plc (ALKS) moves on earnings results, analyst revisions, sector rotation, and market sentiment. Notable catalyst: Established portfolio of marketed products. See the News tab for the latest drivers. Past performance does not predict future results.

Should investors consider ALKS overvalued or undervalued right now?

Alkermes plc (ALKS) trades at 114.42x earnings. Analysts target $60.60 (+31%) — upside seen. Compare P/E, P/S, and EV/EBITDA against sector peers for a full view.

Can I buy fractional shares of ALKS?

Yes, most major brokerages offer fractional shares of Alkermes plc (ALKS) with no minimum purchase requirement. This means you can invest any dollar amount regardless of the share price. Check your brokerage platform for specific terms, fees, and fractional share availability.

How can I track ALKS's earnings and financial reports?

Alkermes plc (ALKS) reports quarterly earnings approximately 4-6 weeks after each fiscal quarter ends. You can track earnings dates, revenue and EPS estimates, and actual results on this page's Financials tab. Earnings surprises (beats or misses) often cause significant short-term price moves. Your brokerage can send alerts for ALKS earnings announcements.

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

Price as of Analysis updated MoonshotScore as of
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.
  • Financial data is as of the latest available reporting period.
Data Sources
Financial Modeling Prep (FMP)Stock Expert AI proprietary analysis

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