Quest LaboratoriesNSE:QUESTLAB -1.56%44 Interest Coverage is 24.39 as of Mar. 2026, which is 54% above its 10-year median of 15.85. GuruFocus rates NSE:QUESTLAB with a GF Score™ of 44/100. The stock has 8 warning signs investors should review. Among 685 Drug Manufacturers companies, Quest Laboratories ranks better than 61.75% on this metric.
Interest Coverage is a ratio that determines how easily a company can pay interest expenses on outstanding debt. It is calculated by dividing a company's
Operating Income
by its Interest Expense. Quest Laboratories's
Operating Income
for the
three
months ended in Mar. 2026 was ₹39.3 Mil. Quest Laboratories's Interest Expense for the
three
months ended in Mar. 2026 was ₹-1.6 Mil.
Quest Laboratories's interest coverage for the quarter that ended in Mar. 2026 was 24.39.
The higher the ratio, the stronger the company's financial strength is.
The historical rank and industry rank for Quest Laboratories's Interest Coverage or its related term are showing as below:
NSE:QUESTLAB'
s Interest Coverage Range Over the Past 10 Years
Min: 3.71 Med: 15.85 Max: 24.39
Current: 24.39
NSE:QUESTLAB's Interest Coverage is ranked better than 61.75% of 685
companies
in the Drug Manufacturers industry
Industry Median: 12.78
vs NSE:QUESTLAB: 24.39
Ben Graham requires that a company has a minimum interest coverage of 5 with the companies he invested. If the interest coverage is less than 2, the company is burdened by debt. Any business slow or recession may drag the company into a situation where it cannot pay the interest on its debt.
Interest Coverage is an important factor when GuruFocus ranks a company's overage Financial Strength .
Quest Laboratories Interest Coverage Related Terms
Quest Laboratories Interest Coverage Historical Data
* Premium members only.
The historical data trend for Quest Laboratories's Interest Coverage 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.
Note: For Interest Coverage, "No debt" indicates no long-term debt. An indication of "No Debt" does not necessarily mean that the company has no long-term debt obligations; it could be due to missing data in the quarterly or annual report. Use caution when interpreting this information.
NSE:QUESTLAB vs LLY, JNJ, ABBV: Interest Coverage Comparison
For the Drug Manufacturers - General subindustry, Quest Laboratories's Interest Coverage, along with its competitors' market caps and Interest Coverage 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 Interest Coverage vs Drug Manufacturers Industry
For the Drug Manufacturers industry and Healthcare sector, Quest Laboratories's Interest Coverage distribution charts can be found below:
* The bar in red indicates where Quest Laboratories's Interest Coverage falls into.
Interest Coverage is a ratio that determines how easily a company can pay interest expenses on outstanding debt. It is calculated by dividing a company's Operating Income (EBIT) by its Interest Expense:
* 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 (NSE:QUESTLAB) has a Interest Coverage of 24.39 as of Mar. 2026. Interest Coverage measures a company's capability to pay interest expenses on its debt. View historical data on Quest Laboratories and its competitors. This is 54% above median its historical median of 15.85. Over the past decade, Quest Laboratories' Interest Coverage has ranged from 3.71 to 24.39. According to the industry distribution chart, Quest Laboratories ranks #262 out of 685 companies in the Drug Manufacturers industry, placing it in the top 38.2%.
Is Quest Laboratories' Interest Coverage too high?
Quest Laboratories' current Interest Coverage of 24.39 is 54% above median its 10-year median of 15.85. Over the past 10 years, this metric has ranged from a low of 3.71 to a high of 24.39. The Drug Manufacturers industry median Interest Coverage is 12.78. Quest Laboratories' value of 24.39 is 90.8% above this industry median. Based on the distribution chart, Quest Laboratories ranks #262 out of 685 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' Interest Coverage compare to LLY and JNJ?
According to the Drug Manufacturers industry distribution chart, Quest Laboratories ranks #262 out of 685 companies for Interest Coverage. This puts Quest Laboratories in the upper half of its industry. The industry median Interest Coverage is 12.78. Quest Laboratories' value of 24.39 is 90.8% above this benchmark. Historically, Quest Laboratories' own Interest Coverage has ranged from 3.71 to 24.39 over the past decade. While the company's 10-year median is 15.85 vs. the industry median of 12.78, Quest Laboratories has consistently been above 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 Interest Coverage for a Drug Manufacturers company?
The median Interest Coverage among Drug Manufacturers companies is 12.78, based on 685 companies in the industry. Companies in the top quartile (top 25%) have a Interest Coverage significantly above this median, while those in the bottom quartile fall well below. However, Interest Coverage should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Quest Laboratories's current Interest Coverage of 24.39 is 90.8% above 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 Interest Coverage mean?
A high Interest Coverage can signal that a stock is expensive relative to its fundamentals. Interest Coverage measures a company's capability to pay interest expenses on its debt. View historical data on Quest Laboratories and its competitors. For the Drug Manufacturers industry, the median Interest Coverage is 12.78 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Quest Laboratories's current Interest Coverage is 24.39, which is 54% above median its own 10-year median of 15.85. 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 Interest Coverage of 24.39. The current Interest Coverage is 24.39, which is 54% above median its 10-year median of 15.85 and 90.8% above the Drug Manufacturers industry median of 12.78. 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 Interest Coverage calculated?
Interest Coverage is calculated from a company's financial statements. For Quest Laboratories (NSE:QUESTLAB), the current Interest Coverage is 24.39 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.
44GF Score
Get the complete analysis for NSE:QUESTLAB
Interest Coverage is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
NSE:QUESTLAB has been successfully added to your 