Quest LaboratoriesNSE:QUESTLAB -1.56%44 PEG Ratio is 1.09 as of Jun. 26, 2026, which is 12% below its 10-year median of 1.24. GuruFocus rates NSE:QUESTLAB with a GF Score™ of 44/100. The stock has 8 warning signs investors should review. Among 347 Drug Manufacturers companies, Quest Laboratories ranks better than 64.84% on this metric.
* The 5-Year EBITDA Growth Rate is the 5-year average EBITDA per share growth rate. While the denominator is a percentage, we use the whole number as opposed to the decimal form for the calculation. For example, 5% would be shown as 5 as opposed to 0.05. If it's smaller than or equal to 0, then the PEG Ratio is not calculated.
The historical rank and industry rank for Quest Laboratories's PEG Ratio or its related term are showing as below:
NSE:QUESTLAB'
s PEG Ratio Range Over the Past 10 Years
Min: 1.09 Med: 1.24 Max: 1.68
Current: 1.09
During the past 6 years, Quest Laboratories's highest PEG Ratio was 1.68. The lowest was 1.09. And the median was 1.24.
NSE:QUESTLAB's PEG Ratio is ranked better than 64.84% of 347
companies
in the Drug Manufacturers industry
Industry Median: 1.71
vs NSE:QUESTLAB: 1.09
Peter Lynch thinks a company with a P/E ratio equal to its growth rate is fairly valued.
Quest Laboratories (NSE:QUESTLAB) PEG Ratio Explanation
To compare stocks with different growth rates, Peter Lynch invented a ratio called PEG Ratio. PEG Ratio is defined as the P/E ratio divided by the growth ratio. He thinks a company with a P/E ratio equal to its growth rate is fairly valued. Still he said he would rather buy a company growing 20% a year with a P/E of 20, instead of a company growing 10% a year with a P/E of 10.
Quest Laboratories PEG Ratio Related Terms
Quest Laboratories PEG Ratio Historical Data
* Premium members only.
The historical data trend for Quest Laboratories's PEG Ratio 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.
NSE:QUESTLAB vs LLY, JNJ, ABBV: PEG Ratio Comparison
For the Drug Manufacturers - General subindustry, Quest Laboratories's PEG Ratio, along with its competitors' market caps and PEG Ratio 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.
Quest Laboratories PEG Ratio vs Drug Manufacturers Industry
For the Drug Manufacturers industry and Healthcare sector, Quest Laboratories's PEG Ratio distribution charts can be found below:
* The bar in red indicates where Quest Laboratories's PEG Ratio 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.
* Note: The 5-Year EBITDA Growth Rate is the 5-year average EBITDA per share growth rate. While the denominator is a percentage, we use the whole number as opposed to the decimal form for the calculation. For example, 5% would be shown as 5 as opposed to 0.05. If it's smaller than or equal to 0, then the PEG Ratio is not calculated.
Quest Laboratories (NSE:QUESTLAB) has a PEG Ratio of 1.09 as of Jun. 26, 2026. Price-earnings to growth ratio is the ratio of price-earnings to a company's earnings growth rate. View historical data on Quest Laboratories and its competitors. This is 12% below median its historical median of 1.24. Over the past decade, Quest Laboratories' PEG Ratio has ranged from 1.09 to 1.68. According to the industry distribution chart, Quest Laboratories ranks #122 out of 347 companies in the Drug Manufacturers industry, placing it in the top 35.2%.
Is Quest Laboratories' PEG Ratio too high?
Quest Laboratories' current PEG Ratio of 1.09 is 12% below median its 10-year median of 1.24. Over the past 10 years, this metric has ranged from a low of 1.09 to a high of 1.68. The Drug Manufacturers industry median PEG Ratio is 1.71. Quest Laboratories' value of 1.09 is 36.3% below this industry median. Based on the distribution chart, Quest Laboratories ranks #122 out of 347 companies in the Drug Manufacturers industry, which is above the industry midpoint. Overall, Quest Laboratories has a GF Score™ of 44/100, reflecting its overall financial health beyond just this single metric.
How does Quest Laboratories' PEG Ratio compare to LLY and JNJ?
According to the Drug Manufacturers industry distribution chart, Quest Laboratories ranks #122 out of 347 companies for PEG Ratio. This puts Quest Laboratories in the upper half of its industry. The industry median PEG Ratio is 1.71. Quest Laboratories' value of 1.09 is 36.3% below this benchmark. Historically, Quest Laboratories' own PEG Ratio has ranged from 1.09 to 1.68 over the past decade. While the company's 10-year median is 1.24 vs. the industry median of 1.71, Quest Laboratories has consistently been below the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good PEG Ratio for a Drug Manufacturers company?
The median PEG Ratio among Drug Manufacturers companies is 1.71, based on 347 companies in the industry. Companies in the top quartile (top 25%) have a PEG Ratio significantly above this median, while those in the bottom quartile fall well below. However, PEG Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Quest Laboratories's current PEG Ratio of 1.09 is 36.3% below the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high PEG Ratio mean?
A high PEG Ratio can signal that a stock is expensive relative to its fundamentals. Price-earnings to growth ratio is the ratio of price-earnings to a company's earnings growth rate. View historical data on Quest Laboratories and its competitors. For the Drug Manufacturers industry, the median PEG Ratio is 1.71 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Quest Laboratories's current PEG Ratio is 1.09, which is 12% below median its own 10-year median of 1.24. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Quest Laboratories stock overvalued right now?
Quest Laboratories (NSE:QUESTLAB) has a current PEG Ratio of 1.09. The current PEG Ratio is 1.09, which is 12% below median its 10-year median of 1.24 and 36.3% below the Drug Manufacturers industry median of 1.71. Quest Laboratories' overall GF Score™ is 44/100 with 8 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is PEG Ratio calculated?
PEG Ratio is calculated from a company's financial statements. For Quest Laboratories (NSE:QUESTLAB), the current PEG Ratio is 1.09 as of Jun. 26, 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.
Quest Laboratories Ltd is engaged in the business of manufacturing pharmaceutical formulations across a broad spectrum, including antibiotics, antimalarials, antispasmodics, anti-inflammatories, antiemetics, respiratory medications, diabetes treatments, antidepressants, and more. It produces various products, comprising ethical drugs, generic drugs, and over-the-counter drugs, and is also available in various forms such as tablets, liquid orals, oral dry powders, oral powders (ORS), ointments, and external liquids, among others. The company operates in a single segment of Drugs and Chemicals.
44GF Score
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