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Alector, Inc. (ALEC) Stock Analysis

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

$2.04 -$0.095 (-4.44%) |Weak · 14
Alector, Inc. (ALEC) bottom line: Bearish Lean — our Council read (33/100) and AI Score (14/100) broadly agree. Strongest signal: Ray Dalio bullish · Biggest watch-out: Valuation weak.Educational signal, not a buy or sell recommendation. Compare sector peers → · Read the method →
MCap: $227M| Vol: 96.5K| Target: $2.00 (-2.2%) (Aug 25, 2026) (estimate, not advice)|

Market cap $227M is the value of all shares combined.

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

Alector, Inc. (ALEC) trades at $2.04 with MoonshotScore 14/100 (Grade F). Alector, Inc. is a clinical-stage biopharmaceutical company focused on developing therapies for neurodegenerative diseases. Market cap: $227M, Sector: Healthcare.

Price as of Sep 11, 2026 · Last analyzed: May 10, 2026
Alector, Inc. is a clinical-stage biopharmaceutical company focused on developing therapies for neurodegenerative diseases. Their pipeline includes treatments for Alzheimer's, Parkinson's, frontotemporal dementia, and amyotrophic lateral sclerosis.

ALEC stock analysis for 2026: Analysts have set a consensus price target of $2.00 for Alector, Inc., suggesting 2.2% downside from the current price of $2.04. The AI MoonshotScore is 14/100, in the Weak band (below 45) — a research signal, not a recommendation. Key factors: analyst coverage, AI-driven quantitative scoring.

Watch the ALEC 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
Bearish Lean 33/100 · D

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

How is this calculated? →
MoonshotScore · Five-pillar engine · 14/100
Business Quality
Negative Is this a genuinely good business?
Financial Safety
Neutral Could this blow up on me?
Valuation
Negative Am I paying a fair price?
Growth Durability
Weak Is the growth real and likely to last?
Momentum
Moderate Is the market already moving on this?

Strongest side: Momentum (6/10, Moderate). Weakest side: Valuation (1/10, Negative).

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
Griffin-style lens (simulated)Ken Griffin
Neutral read
Simons-style lens (simulated)Jim Simons
Favorable read
Englander-style lens (simulated)Izzy Englander
Neutral read
Klarman-style lens (simulated)Seth Klarman
Unfavorable read
Moon AI lens (model)
Unfavorable read
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 →
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.

Alector, Inc. (ALEC) Healthcare & Pipeline Overview

CEOArnon Rosenthal
Employees103
HeadquartersSouth San Francisco, CA, US
IPO Year2019

Alector, Inc. pioneers immuno-neurology, developing novel therapies targeting the brain's immune system to combat neurodegenerative diseases like Alzheimer's and Parkinson's. Their clinical-stage pipeline, featuring monoclonal antibodies and strategic collaborations with companies like GlaxoSmithKline, positions them in the competitive biotechnology landscape.

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

What Is the Investment Thesis for ALEC?

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

Alector's investment thesis hinges on the potential of its immuno-neurology approach to address significant unmet needs in neurodegenerative diseases. The company's lead asset, AL001, in Phase III trials, represents a near-term value driver. Positive clinical trial results for AL001 could lead to regulatory approval and subsequent commercialization, driving revenue growth. The collaboration with GlaxoSmithKline provides financial resources and expertise to support development and commercialization efforts. However, the company's negative profit margin of -680.8% and negative free cash flow of $-0.12 billion highlight the risks associated with clinical-stage biopharmaceutical companies, including the potential for clinical trial failures and regulatory setbacks. Successful development and commercialization of its pipeline assets are crucial for Alector to achieve profitability and generate long-term shareholder value.

Based on FMP financials and quantitative analysis

ALEC Key Highlights

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

Market capitalization of $227M reflects investor sentiment regarding the company's pipeline and potential.

  • Gross margin of 76.4% indicates strong potential profitability upon successful commercialization of its products.
  • Phase III clinical trial for AL001 represents a significant milestone and potential near-term catalyst.
  • Collaboration with GlaxoSmithKline provides financial resources and validation of Alector's technology.
  • Negative P/E ratio of -2.92 reflects the company's current lack of profitability due to ongoing research and development expenses.

Who Are ALEC's Competitors?

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

Company Price Change Market Cap MoonshotScore
LLY Eli Lilly and Company $1122.21 -0.07% $1.06T 965-pillar
BIIB Biogen Inc. $215.43 +2.23% $31.8B 645-pillar
VRTX Vertex Pharmaceuticals Incorporated $514.90 +0.07% $131B 965-pillar
NAGE Niagen Bioscience Inc $3.04 -0.49% $242M 665-pillar
ORMP Oramed Pharmaceuticals Inc. $4.74 -0.38% $194M 785-pillar
QTTB Q32 Bio Inc. $10.93 +1.96% $325M 685-pillar
NWPHF Newron Pharmaceuticals S.p.A. $20.00 0.00% $416M 689-signal
ICCC ImmuCell Corporation $9.91 +0.05% $89.7M 775-pillar

AI Score by Stock Expert AI · Price data: FMP / Yahoo Finance This table mixes two scoring engines — compare a number only with others carrying the same tag.

What Are ALEC's Key Strengths?

Novel immuno-neurology approach.

  • Advanced clinical-stage pipeline.
  • Strategic collaboration with GlaxoSmithKline.
  • Experienced management team.

What Are ALEC's Weaknesses?

High cash burn rate.

  • Reliance on clinical trial success.
  • Limited commercial infrastructure.
  • Negative profitability.

What Could Drive ALEC Stock Higher?

Phase III clinical trial results for AL001 in frontotemporal dementia (FTD).

  • Initiation of Phase II clinical trials for AL002 in Alzheimer's disease.
  • Advancement of AL101 through Phase I clinical trials.
  • Expansion of AL001's clinical development into other neurodegenerative diseases.

What Are the Key Risks for ALEC?

Financial-distress signal — its Altman Z-Score of -7.35 sits in the distress zone (elevated bankruptcy risk).

  • Weak fundamentals — a Piotroski F-Score of 3/9 flags soft profitability, leverage or efficiency.
  • Clinical trial failures for AL001 or other pipeline assets.
  • Regulatory setbacks in obtaining approval for their therapies.
  • Competition from other pharmaceutical companies developing therapies for neurodegenerative diseases.
  • High cash burn rate and need for additional financing.
  • Patent challenges from competitors.

What Are the Growth Opportunities for ALEC?

  • Successful completion of the Phase III clinical trial for AL001 in frontotemporal dementia (FTD) represents a significant growth opportunity. The FTD market is underserved, and positive trial results could lead to regulatory approval and commercialization, generating substantial revenue.
  • Expansion of AL001's clinical development into other neurodegenerative diseases, such as Alzheimer's and Parkinson's, could broaden its market potential. Positive data in these indications could lead to additional regulatory approvals and revenue streams. The Alzheimer's and Parkinson's disease markets are significantly larger than the FTD market, offering substantial growth potential for Alector.
  • Advancement of other pipeline assets, such as AL101, AL002, AL003, and AL044, through clinical development could create additional value. Each of these assets targets different mechanisms or pathways involved in neurodegeneration, providing multiple shots on goal. Successful development of these assets could diversify Alector's revenue streams and reduce its reliance on AL001.
  • Strategic collaborations and partnerships with other pharmaceutical companies could provide additional funding and expertise to support Alector's growth. The collaboration with GlaxoSmithKline is a prime example of this strategy. Additional partnerships could accelerate the development and commercialization of Alector's pipeline assets and expand its reach into new markets.
  • Expansion into new therapeutic areas within immuno-neurology could provide long-term growth opportunities. Alector's expertise in targeting the brain's immune system could be applied to other neurological disorders beyond neurodegenerative diseases. This could involve developing new therapies for conditions such as multiple sclerosis, stroke, or traumatic brain injury.

What Are ALEC's Competitive Advantages?

  • Proprietary immuno-neurology platform.
  • Strong intellectual property portfolio protecting their therapies and technologies.
  • Strategic collaborations with leading pharmaceutical companies.
  • Experienced management team with expertise in drug development and commercialization.

What Does ALEC Do?

Founded in 2013 and headquartered in South San Francisco, California, Alector, Inc. is a clinical-stage biopharmaceutical company dedicated to developing therapies for neurodegenerative diseases. The company's approach centers on immuno-neurology, targeting the brain's immune system to combat diseases like Alzheimer's, Parkinson's, frontotemporal dementia (FTD), and amyotrophic lateral sclerosis (ALS). Alector's lead product candidate, AL001, a humanized recombinant monoclonal antibody, is currently in Phase III clinical trials for FTD and is also being explored for Alzheimer's, Parkinson's, and ALS. AL101 is in Phase I clinical trials for neurodegenerative diseases, including Alzheimer's and Parkinson's. Other pipeline assets include AL002, in Phase II for Alzheimer's disease, AL003, in Phase I for Alzheimer's disease, and AL044, targeting MS4A4A, a risk gene for Alzheimer's disease. Alector collaborates with Adimab, LLC for antibody research and development, and has a strategic collaboration with GlaxoSmithKline plc for the development and commercialization of monoclonal antibodies, including AL001 and AL101. This partnership aims to accelerate the development and commercialization of these potential treatments for neurodegenerative conditions.

What Products and Services Does ALEC Offer?

  • Develop therapies for neurodegenerative diseases.
  • Focus on immuno-neurology, targeting the brain's immune system.
  • Develop humanized recombinant monoclonal antibodies.
  • Conduct clinical trials to evaluate the safety and efficacy of their therapies.
  • Collaborate with other companies for research and development.
  • Seek regulatory approval for their therapies from health authorities.

How Does ALEC Make Money?

  • Develop and commercialize therapies for neurodegenerative diseases.
  • Generate revenue through sales of approved therapies.
  • Collaborate with pharmaceutical companies for development and commercialization, receiving upfront payments, milestone payments, and royalties.
  • Out-license their technologies to other companies.

What Industry Does ALEC Operate In?

Alector operates within the biotechnology industry, which is characterized by high risk and high reward. The market for neurodegenerative disease therapies is substantial and growing, driven by an aging population and increasing prevalence of conditions like Alzheimer's and Parkinson's. Competition is intense, with numerous companies pursuing different approaches to treat these diseases. Alector's immuno-neurology approach differentiates it from competitors focusing on other mechanisms, such as amyloid plaques or tau tangles. The success of Alector depends on its ability to navigate the complex regulatory landscape, secure funding, and demonstrate clinical efficacy in its trials.

Who Are ALEC's Key Customers?

  • Patients suffering from neurodegenerative diseases, such as Alzheimer's, Parkinson's, and frontotemporal dementia.
  • Healthcare providers who prescribe and administer Alector's therapies.
  • Pharmaceutical companies who collaborate with Alector on development and commercialization.
Model self-rating on this text: 72% (not a measure of the evidence) Updated: May 10, 2026

Research confidence

High 100/100

Broad, current evidence sits behind this analysis.

  • Scored on 89% of our measures
  • Price is current
  • Latest filing 36 days ago
  • Covered by analysts

Why 14?

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

What is helping

  • +0.14 3-month price trend (Momentum)
  • +0.12 Net debt vs earnings (Financial Strength)
  • +0.11 Short-term liquidity (Financial Strength)

What is holding it back

  • -0.78 Gross margin (Business Quality)
  • -0.78 Operating margin (Business Quality)
  • -0.78 Net margin (Business Quality)

Risk penalties applied

  • -1.89 Bankruptcy-risk score in the distress zone
  • -2.00 Loss-making with negative retained earnings

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 12
2026-08-26 12
2026-08-29 12
2026-09-01 14
2026-09-04 20
2026-09-07 14
2026-09-10 20

What changed?

The grade moved from 12 to 20 (+8).

What moved it up or down:

  • +5 Momentum
  • +1 Business Quality

Held back by:

  • -18 Financial Safety
  • -1 Valuation

Over the same 18 days the stock moved -11.7%.

Alector, Inc. (ALEC) Valuation Context

Valued at $227M, ALEC is classified as a micro-cap stock. Analyst price targets span from $2.00 to $2.00, with a consensus of $2.00. At the current price of $2.04, that implies roughly 2% downside from the consensus target. Relative to its peer group, ALEC's quantitative score of 14/100 is below the peer average of 77/100.

ALEC Revenue & Earnings Trend

In Q2 FY2026, ALEC generated $3.3M in top-line revenue, marking a sequential increase of 217.4%. The company recorded a net loss of $23.0M, with diluted EPS of $-0.21. Quarter-over-quarter revenue has been mixed, typical for a micro-cap company operating in Healthcare. Across the four most recent quarters, ALEC averaged $-0.28 in diluted EPS.

Company Profile

Alector, Inc. operates in the Biotechnology industry within the Healthcare sector. It is headquartered in South San Francisco, United States.

Key Financial Metrics

Return on assets is -52.3%, showing how much profit it generates from its asset base. Its free cash flow yield is -72.2%, a gauge of the cash the business throws off relative to its market value. A current ratio of 5.25 indicates the company holds enough short-term assets to cover its near-term obligations. Its earnings yield is -52.5%, the inverse of the P/E and a quick read on earnings relative to price.

F-Score 3/9

Financial Health

Alector, Inc.'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 -7.35 places it in the distress zone, a signal of elevated financial risk.

8/8 beats

Earnings Track Record

Alector, Inc. has beaten Wall Street's EPS estimate in 8 of its last 8 reported quarters — a consistent record of delivering on expectations. Reported results have landed about 29.5% above estimates on average.

Net selling

Insider Activity

Over the past six months, Alector, Inc. insiders filed 24 SEC Form 4 transactions — 7 sales and 17 purchases. On net that is roughly 515K shares disposed (about $301K), a signal worth weighing alongside the fundamentals.

ALEC Financials

Fundamental Snapshot

Revenue Growth (FY)
-79.1%
Net Income Growth (FY)
-20.1%
EPS Growth (FY)
-13.0%
Free Cash Flow Growth (FY)
+20.4%
Return on Equity (TTM)
-295.2%
Current Ratio
5.3

Based on FMP financials and quantitative analysis · FY 2025

Bull Case vs Bear Case

Bull Case

  • Novel immuno-neurology approach.
  • Advanced clinical-stage pipeline.
  • Strategic collaboration with GlaxoSmithKline.
  • Experienced management team.

Bear Case

  • High cash burn rate.
  • Reliance on clinical trial success.
  • Limited commercial infrastructure.
  • Negative profitability.

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

Recent Quarterly Results

Quarter Revenue Net Income EPS
Q2 FY2026 $3M -$23M -$0.21
Q1 FY2026 $1M -$23M -$0.21
Q4 FY2025 $6M -$37M -$0.36
Q3 FY2025 $3M -$35M -$0.34

Q2 FY2026 · filed 6 Aug 2026 · SEC EDGAR →

Based on FMP financials and quantitative analysis

ALEC Latest News

ALEC Analyst Consensus

Consensus Rating

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

Price Targets

Low
$2.00
Consensus
$2.00
High
$2.00

Median: $2.00 (-2.2% from current price)

Source: FMP analyst consensus · as of Aug 25, 2026 · an estimate, not advice

ALEC MoonshotScore

14/100

What does this score mean?

MoonshotScore is Stock Expert AI's proprietary 0-100 research rating, not a buy or sell recommendation. ALEC scores 14/100 (Grade F): the number comes from the five-pillar engine (business quality, financial safety, valuation, growth durability, momentum), re-ranked daily against sector peers.

Leadership: Arnon Rosenthal

CEO

Arnon Rosenthal is the CEO of Alector, Inc. He has extensive experience in the biotechnology industry, with a focus on drug discovery and development. Prior to Alector, he held leadership positions at Genentech and Sunesis Pharmaceuticals. He has a Ph.D. in Biochemistry from the Weizmann Institute of Science and has published numerous scientific articles in peer-reviewed journals. He has a proven track record of building and leading successful biotechnology companies.

Track Record: Under Arnon Rosenthal's leadership, Alector has advanced multiple programs into clinical development and secured strategic collaborations with major pharmaceutical companies, including GlaxoSmithKline. He has overseen the company's growth from a small startup to a clinical-stage biopharmaceutical company with a promising pipeline of immuno-neurology therapies. He has also successfully raised significant capital to fund the company's research and development efforts.

Alector, Inc. Healthcare Stock: Key Questions Answered

What does the AI Score mean for ALEC?

ALEC holds an AI Score of 14/100 (Grade: F). 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. Alector, Inc. is a clinical-stage biopharmaceutical company focused on developing therapies for neurodegenerative diseases.

Is ALEC a good stock?

Stock Expert AI does not rate ALEC buy, sell or hold. Alector, Inc. carries a MoonshotScore of 14/100 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 do analysts say about ALEC stock?

Analyst coverage of Alector (ALEC) is mixed, reflecting the inherent risks and potential rewards of clinical-stage biotechnology companies. Some analysts highlight the potential of Alector's immuno-neurology approach and its promising pipeline of therapies. Others express concerns about the company's high cash burn rate and reliance on clinical trial success.

What are the key factors to evaluate for ALEC?

Alector, Inc. (ALEC) holds a MoonshotScore of 14/100 (low). Analysts target $2.00 (-2%). The company's lead asset, AL001, in Phase III trials, represents a near-term value driver. Not financial advice.

How frequently does ALEC data refresh on this page?

ALEC'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 ALEC's recent stock price performance?

Alector, Inc. (ALEC) moves on earnings results, analyst revisions, sector rotation, and market sentiment. Notable catalyst: Novel immuno-neurology approach. See the News tab for the latest drivers. Past performance does not predict future results.

Should investors consider ALEC overvalued or undervalued right now?

Alector, Inc. (ALEC) is loss-making, so its trailing P/E is negative (-2.92x) and not usable for valuation — lean on price-to-sales and cash flow in the Financials tab. Analysts target $2.00 (-2%) — near fair value. Compare P/E, P/S, and EV/EBITDA against sector peers for a full view.

Can I buy fractional shares of ALEC?

Yes, most major brokerages offer fractional shares of Alector, Inc. (ALEC) 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 ALEC's earnings and financial reports?

Alector, Inc. (ALEC) 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 ALEC 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.
  • Investment in biotechnology companies is inherently risky and may result in loss of capital.
Data Sources
Financial Modeling Prep (FMP)Stock Expert AI proprietary analysis

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