Quest LaboratoriesNSE:QUESTLAB -3.08%52 Earnings per Share (Diluted) is ₹4.19 as of Mar. 2026. GuruFocus rates NSE:QUESTLAB with a GF Score™ of 52/100. The stock has 7 warning signs investors should review. Among 786 Drug Manufacturers companies, Quest Laboratories ranks better than 71.88% on this metric.
Quest Laboratories's EPS (Basic) for the
three
months ended in Mar. 2026 was ₹1.74.
Its EPS (Basic) for the trailing twelve months (TTM) ended in Mar. 2026 was ₹4.19.
During the past 12 months, Quest Laboratories's average EPS without NRIGrowth Rate was 10.60% per year.
During the past 3 years, the average EPS without NRIGrowth Rate was 25.30% per year.
During the past 5 years, the average EPS without NRIGrowth Rate was 58.70% per year.
During the past 6 years, Quest Laboratories's highest 3-Year average EPS without NRI Growth Rate was 116.10% per year. The lowest was 25.30% per year. And the median was 29.50% per year.
Quest Laboratories (NSE:QUESTLAB) Earnings per Share (Diluted) Explanation
Earnings Per Share (EPS) is the single most important variable used by Wall Street in determining the earnings power of a company. But investors need to be aware that Earnings per Share can be easily manipulated by adjusting depreciation and amortization rate or non-recurring items. That's why GuruFocus lists EPS without NRI, which better reflects the company's underlying performance.
Be Aware
Compared with Earnings per share, a company's cash flow is better indicator of the company's earnings power.
If a company's earnings per share is less than cash flow per share over long term, investors need to be cautious and find out why.
Quest Laboratories Earnings per Share (Diluted) Related Terms
Quest Laboratories Earnings per Share (Diluted) Historical Data
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The historical data trend for Quest Laboratories's Earnings per Share (Diluted) 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.
Quest Laboratories Earnings per Share (Diluted) Chart
NSE:QUESTLAB vs LLY, JNJ, ABBV: Earnings per Share (Diluted) Comparison
For the Drug Manufacturers - General subindustry, Quest Laboratories's PE Ratio, along with its competitors' market caps and PE 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 PE Ratio vs Drug Manufacturers Industry
For the Drug Manufacturers industry and Healthcare sector, Quest Laboratories's PE Ratio distribution charts can be found below:
* The bar in red indicates where Quest Laboratories's PE Ratio falls into.
Quest Laboratories Earnings per Share (Diluted) Calculation
Earnings Per Share (EPS) is the amount of earnings per outstanding share of the company's stock. In calculating earnings per share, the dividends of preferred stocks need to subtracted from the total net income first.
Quest Laboratories's Earnings Per Share (Diluted) for the fiscal year that ended in Mar. 2026 is calculated as
Earnings per Share (Diluted) for the trailing twelve months (TTM) ended in Mar. 2026 adds up the quarterly data reported by the company within the most recent 12 months, which was ₹4.19
* 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.
Companies also reported diluted shares in their financial reports. Diluted shares include the shares of convertibles or warrants outstanding.
What does a Earnings per Share (Diluted) of ₹4.19 mean?
Quest Laboratories (NSE:QUESTLAB) has a Earnings per Share (Diluted) of ₹4.19 as of Mar. 2026. Diluted EPS equals net earnings divided by average shares outstanding, including dilutive securities. View historical data on Quest Laboratories and its competitors. According to the industry distribution chart, Quest Laboratories ranks #221 out of 786 companies in the Drug Manufacturers industry, placing it in the top 28.1%.
Is Quest Laboratories' Earnings per Share (Diluted) too high?
Quest Laboratories' current Earnings per Share (Diluted) is ₹4.19. Based on the distribution chart, Quest Laboratories ranks #221 out of 786 companies in the Drug Manufacturers industry, which is above the industry midpoint. Overall, Quest Laboratories has a GF Score™ of 52/100, reflecting its overall financial health beyond just this single metric.
How does Quest Laboratories' Earnings per Share (Diluted) compare to LLY and JNJ?
According to the Drug Manufacturers industry distribution chart, Quest Laboratories ranks #221 out of 786 companies for Earnings per Share (Diluted). This puts Quest Laboratories in the upper half of its industry. The industry median Earnings per Share (Diluted) is 9.65. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Earnings per Share (Diluted) for a Drug Manufacturers company?
The median Earnings per Share (Diluted) among Drug Manufacturers companies is 9.65, based on 786 companies in the industry. Companies in the top quartile (top 25%) have a Earnings per Share (Diluted) significantly above this median, while those in the bottom quartile fall well below. However, Earnings per Share (Diluted) 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 Earnings per Share (Diluted) mean?
A high Earnings per Share (Diluted) can signal that a stock is expensive relative to its fundamentals. Diluted EPS equals net earnings divided by average shares outstanding, including dilutive securities. View historical data on Quest Laboratories and its competitors. For the Drug Manufacturers industry, the median Earnings per Share (Diluted) is 9.65 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Quest Laboratories's current Earnings per Share (Diluted) is ₹4.19. 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 Earnings per Share (Diluted) of ₹4.19. The current Earnings per Share (Diluted) is ₹4.19. Quest Laboratories' overall GF Score™ is 52/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Earnings per Share (Diluted) calculated?
Earnings per Share (Diluted) is calculated from a company's financial statements. For Quest Laboratories (NSE:QUESTLAB), the current Earnings per Share (Diluted) is ₹4.19 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.
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.
52GF Score
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