AlectorALEC -1.53%28 Debt-to-EBITDA is -0.38 as of Mar. 2026. GuruFocus rates ALEC with a GF Score™ of 28/100 and a GF Value™ of $0.73 (Significantly Overvalued). The stock has 7 warning signs investors should review. Among 291 Biotechnology companies, Alector ranks worse than 343642.27% on this metric.
Debt-to-EBITDA measures a company's ability to pay off its debt.
A high Debt-to-EBITDA ratio generally means that a company may spend more time to paying off its debt. According to Joel Tillinghast's BIG MONEY THINKS SMALL: Biases, Blind Spots, and Smarter Investing, a ratio of Debt-to-EBITDA exceeding four is usually considered scary unless tangible assets cover the debt.
The historical rank and industry rank for Alector's Debt-to-EBITDA or its related term are showing as below:
ALEC'
s Debt-to-EBITDA Range Over the Past 10 Years
Min: -1.64 Med: -0.31 Max: -0.25
Current: -0.27
During the past 10 years, the highest Debt-to-EBITDA Ratio of Alector was -0.25. The lowest was -1.64. And the median was -0.31.
ALEC's Debt-to-EBITDA is ranked worse than 100% of 291
companies
in the Biotechnology industry
Industry Median: 1.14
vs ALEC: -0.27
A high Debt-to-EBITDA ratio generally means that a company may spend more time to paying off its debt.
According to Joel Tillinghast's BIG MONEY THINKS SMALL: Biases, Blind Spots, and Smarter Investing, a ratio of Debt-to-EBITDA exceeding four is usually considered scary unless tangible assets cover the debt.
Alector Debt-to-EBITDA Related Terms
Alector Debt-to-EBITDA Historical Data
* Premium members only.
The historical data trend for Alector's Debt-to-EBITDA can be seen below:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
ALEC vs TNXP, IMUX, WHWK: Debt-to-EBITDA Comparison
For the Biotechnology subindustry, Alector's Debt-to-EBITDA, along with its competitors' market caps and Debt-to-EBITDA data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
Alector Debt-to-EBITDA vs Biotechnology Industry
For the Biotechnology industry and Healthcare sector, Alector's Debt-to-EBITDA distribution charts can be found below:
* The bar in red indicates where Alector's Debt-to-EBITDA falls into.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD. * For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
In the calculation of annual Debt-to-EBITDA, the EBITDA of the last fiscal year is used. In calculating the annualized quarterly data,
the EBITDA data used here is four times the quarterly (Mar. 2026) EBITDA data.
Alector (ALEC) has a Debt-to-EBITDA of -0.38 as of Mar. 2026. Debt-to-EBITDA ratio represents the ratio of total debt to total earnings before interest, taxes, depreciation and amortization. View historical data on Alector. According to the industry distribution chart, Alector ranks #999999 out of 291 companies in the Biotechnology industry.
Is Alector's Debt-to-EBITDA too high?
Alector's current Debt-to-EBITDA is -0.38. Based on the distribution chart, Alector ranks #999999 out of 291 companies in the Biotechnology industry, which is in the bottom quartile relative to peers. Overall, Alector has a GF Score™ of 28/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Alector's Debt-to-EBITDA compare to TNXP and IMUX?
According to the Biotechnology industry distribution chart, Alector ranks #999999 out of 291 companies for Debt-to-EBITDA. This places Alector in the lower half of its industry. The industry median Debt-to-EBITDA is 1.14. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Debt-to-EBITDA for a Biotechnology company?
The median Debt-to-EBITDA among Biotechnology companies is 1.14, based on 291 companies in the industry. Companies in the top quartile (top 25%) have a Debt-to-EBITDA significantly above this median, while those in the bottom quartile fall well below. However, Debt-to-EBITDA should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Debt-to-EBITDA mean?
A high Debt-to-EBITDA can signal that a stock is expensive relative to its fundamentals. Debt-to-EBITDA ratio represents the ratio of total debt to total earnings before interest, taxes, depreciation and amortization. View historical data on Alector. For the Biotechnology industry, the median Debt-to-EBITDA is 1.14 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Alector's current Debt-to-EBITDA is -0.38. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Alector stock overvalued right now?
Based on GuruFocus' analysis, Alector (ALEC) is currently considered Significantly Overvalued. The stock's GF Value™ is $0.73, compared to a current price of $1.61 — trading 119.9% above its estimated fair value. The current Debt-to-EBITDA is -0.38. Alector's overall GF Score™ is 28/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Debt-to-EBITDA calculated?
Debt-to-EBITDA is calculated from a company's financial statements. For Alector (ALEC), the current Debt-to-EBITDA is -0.38 as of Mar. 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.
Is Alector (ALEC) Overvalued in 2026?
Based on GuruFocus' analysis, Alector stock appears to be overvalued.
The current stock price of $1.61 is trading 119.9% above its estimated GF Value™ of $0.73.
GuruFocus considers Alector to be Significantly Overvalued.
Key valuation signals for ALEC:
Debt-to-EBITDA: -0.38
GF Value™: $0.73 vs. price of $1.61 (119.9% above fair value)
No single metric tells the full story. See the ALEC stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Alector Inc is a clinical-stage biotechnology company focused on developing therapies for neurodegenerative diseases. The company advances a pipeline of product candidates including Nivisnebart (AL101/GSK4527226) for Alzheimer's disease, AL137 for Alzheimer's disease, AL050 for Parkinson's disease and Lewy body dementia, and AL064, an siRNA program targeting tau for Alzheimer's disease and other tauopathies, supported by its proprietary Alector Brain Carrier (ABC) platform designed to improve delivery of therapeutics across the blood-brain barrier.
28GF Score
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