Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.
ISTBOM:508807 -2.26%69 Days Inventory is 678.19 as of Mar. 2026, which is 62% above its 10-year median of 418.18. GuruFocus rates BOM:508807 with a GF Score™ of 69/100 and a GF Value™ of ₹947.03 (Significantly Undervalued). The stock has 3 warning signs investors should review. Among 1,288 Vehicles & Parts companies, IST ranks worse than 99.07% on this metric.
Days Inventory is also known as Days Sales of Inventory (DSI). IST's Average Total Inventories for the
three
months ended in Mar. 2026 was ₹123 Mil. IST's Cost of Goods Sold for the
three
months ended in Mar. 2026 was ₹16 Mil.
Hence, IST's Days Inventory for the
three
months ended in Mar. 2026 was 678.19.
The historical rank and industry rank for IST's Days Inventory or its related term are showing as below:
BOM:508807'
s Days Inventory Range Over the Past 10 Years
Min: 161.91 Med: 418.18 Max: 1725.84
Current: 578.18
During the past 13 years, IST's highest Days Inventory was 1725.84. The lowest was 161.91. And the median was 418.18.
BOM:508807's Days Inventory is ranked worse than 99.07% of 1288
companies
in the Vehicles & Parts industry
Industry Median: 80.43
vs BOM:508807: 578.18
IST's Days Inventory
increased
from Mar. 2025 (0.00) to Mar. 2026 (678.19).
It might indicate that IST's sales slowed down.
Inventory Turnover measures how fast the company turns over its inventory within a year.
IST's Inventory Turnover for the
three
months ended in Mar. 2026 was 0.13.
Inventory-to-Revenue determines the ability of a company to manage their inventory levels. It measures the percentage of Inventories the company currently has on hand to support the current amount of Revenue.
IST's Inventory-to-Revenue for the
three
months ended in Mar. 2026 was 0.36.
IST (BOM:508807) Days Inventory Explanation
Days Inventory indicates the liquidity of the inventory. Generally, a lower Days Inventory is preferred as it indicates a shorter duration to clear off the inventory. An increase of the ratio may indicate the company's sales slowed. Similar ratios related to Days Inventory are:
1. Inventory Turnover measures how fast the company turns over its inventory within a year.
IST's Inventory Turnover for the
three
months ended in Mar. 2026 is calculated as
2. Inventory-to-Revenue determines the ability of a company to manage their inventory levels. It measures the percentage of Inventories the company currently has on hand to support the current amount of Revenue.
IST's Inventory to Revenue for the
three
months ended in Mar. 2026 is calculated as
* 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.
Be Aware
A lot of business are seasonable. It makes more sense to compare Days Inventory from the same period in the previous year instead of from the previous quarter.
IST Days Inventory Related Terms
IST Days Inventory Historical Data
* Premium members only.
The historical data trend for IST's Days Inventory 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.
BOM:508807 vs ORLY, AZO: Days Inventory Comparison
For the Auto Parts subindustry, IST's Days Inventory, along with its competitors' market caps and Days Inventory 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.
IST Days Inventory vs Vehicles & Parts Industry
For the Vehicles & Parts industry and Consumer Cyclical sector, IST's Days Inventory distribution charts can be found below:
* The bar in red indicates where IST's Days Inventory 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.
IST (BOM:508807) has a Days Inventory of 678.19 as of Mar. 2026. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on IST and its competitors. This is 62% above median its historical median of 418.18. Over the past decade, IST's Days Inventory has ranged from 161.91 to 1,725.84. According to the industry distribution chart, IST ranks #1276 out of 1288 companies in the Vehicles & Parts industry, placing it in the top 99.1%.
Is IST's Days Inventory too high?
IST's current Days Inventory of 678.19 is 62% above median its 10-year median of 418.18. Over the past 10 years, this metric has ranged from a low of 161.91 to a high of 1,725.84. The Vehicles & Parts industry median Days Inventory is 80.43. IST's value of 678.19 is 743.2% above this industry median. Based on the distribution chart, IST ranks #1276 out of 1288 companies in the Vehicles & Parts industry, which is in the bottom quartile relative to peers. Overall, IST has a GF Score™ of 69/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does IST's Days Inventory compare to ORLY and AZO?
According to the Vehicles & Parts industry distribution chart, IST ranks #1276 out of 1288 companies for Days Inventory. This places IST in the lower half of its industry. The industry median Days Inventory is 80.43. IST's value of 678.19 is 743.2% above this benchmark. Historically, IST's own Days Inventory has ranged from 161.91 to 1,725.84 over the past decade. While the company's 10-year median is 418.18 vs. the industry median of 80.43, IST 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 Days Inventory for a Vehicles & Parts company?
The median Days Inventory among Vehicles & Parts companies is 80.43, based on 1,288 companies in the industry. Companies in the top quartile (top 25%) have a Days Inventory significantly above this median, while those in the bottom quartile fall well below. However, Days Inventory should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. IST's current Days Inventory of 678.19 is 743.2% 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 Days Inventory mean?
A high Days Inventory can signal that a stock is expensive relative to its fundamentals. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on IST and its competitors. For the Vehicles & Parts industry, the median Days Inventory is 80.43 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. IST's current Days Inventory is 678.19, which is 62% above median its own 10-year median of 418.18. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is IST stock overvalued right now?
Based on GuruFocus' analysis, IST (BOM:508807) is currently considered Significantly Undervalued. The stock's GF Value™ is ₹947.03, compared to a current price of ₹607.00 — trading 35.9% below its estimated fair value. The current Days Inventory is 678.19, which is 62% above median its 10-year median of 418.18 and 743.2% above the Vehicles & Parts industry median of 80.43. IST's overall GF Score™ is 69/100 with 3 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Days Inventory calculated?
Days Inventory is calculated from a company's financial statements. For IST (BOM:508807), the current Days Inventory is 678.19 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.
Is IST (BOM:508807) Overvalued in 2026?
Based on GuruFocus' analysis, IST stock appears to be undervalued.
The current stock price of ₹607.00 is trading 35.9% below its estimated GF Value™ of ₹947.03.
GuruFocus considers IST to be Significantly Undervalued.
Key valuation signals for BOM:508807:
Days Inventory: 678.19 (62% above median its 10-year median of 418.18)
GF Value™: ₹947.03 vs. price of ₹607.00 (35.9% below fair value)
Industry Position: 743.2% above the Vehicles & Parts median (#1276 of 1288)
No single metric tells the full story. See the BOM:508807 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
IST Ltd manufactures high-precision auto components. The company's business segments are based on its principal activities in precision engineering components and assemblies, SEZ development, and trading. Its products include Piston Cooling Nozzles Assembly, Throttle Shaft and Throttle Valve, Carburetor and Automotive Assembly Components, CNG Kit Components, and Tractor and Automotive Assembly Components. The company produces precision turned, milled, and drilled components, as well as stampings for various industries. IST Ltd operates both in India and internationally, with the majority of its revenue generated from the Indian market.
69GF Score
Get the complete analysis for BOM:508807
Days Inventory is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
BOM:508807 has been successfully added to your 
