Tata Power CoNSE:TATAPOWER +1.54%80 Days Inventory is 52.65 as of Mar. 2026, which is 54% above its 10-year median of 34.23. GuruFocus rates NSE:TATAPOWER with a GF Score™ of 80/100 and a GF Value™ of ₹390.73 (Fairly Valued). The stock has 5 warning signs investors should review. Among 333 Utilities - Independent Power Producers companies, Tata Power Co ranks worse than 63.96% on this metric.
Days Inventory is also known as Days Sales of Inventory (DSI). Tata Power Co's Average Total Inventories for the
three
months ended in Mar. 2026 was ₹51,076 Mil. Tata Power Co's Cost of Goods Sold for the
three
months ended in Mar. 2026 was ₹88,527 Mil.
Hence, Tata Power Co's Days Inventory for the
three
months ended in Mar. 2026 was 52.65.
The historical rank and industry rank for Tata Power Co's Days Inventory or its related term are showing as below:
NSE:TATAPOWER'
s Days Inventory Range Over the Past 10 Years
Min: 28.24 Med: 34.23 Max: 48.85
Current: 48.85
During the past 13 years, Tata Power Co's highest Days Inventory was 48.85. The lowest was 28.24. And the median was 34.23.
NSE:TATAPOWER's Days Inventory is ranked worse than 63.96% of 333
companies
in the Utilities - Independent Power Producers industry
Industry Median: 27.9
vs NSE:TATAPOWER: 48.85
Tata Power Co's Days Inventory
increased
from Mar. 2025 (39.88) to Mar. 2026 (52.65).
It might indicate that Tata Power Co's sales slowed down.
Inventory Turnover measures how fast the company turns over its inventory within a year.
Tata Power Co's Inventory Turnover for the
three
months ended in Mar. 2026 was 1.73.
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.
Tata Power Co's Inventory-to-Revenue for the
three
months ended in Mar. 2026 was 0.34.
Tata Power Co (NSE:TATAPOWER) 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.
Tata Power Co'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.
Tata Power Co'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.
Tata Power Co Days Inventory Related Terms
Tata Power Co Days Inventory Historical Data
* Premium members only.
The historical data trend for Tata Power Co'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.
NSE:TATAPOWER vs CEG, VST, NRG: Days Inventory Comparison
For the Utilities - Independent Power Producers subindustry, Tata Power Co'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.
Tata Power Co Days Inventory vs Utilities - Independent Power Producers Industry
For the Utilities - Independent Power Producers industry and Utilities sector, Tata Power Co's Days Inventory distribution charts can be found below:
* The bar in red indicates where Tata Power Co'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.
Tata Power Co (NSE:TATAPOWER) has a Days Inventory of 52.65 as of Mar. 2026. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Tata Power Co and its competitors. This is 54% above median its historical median of 34.23. Over the past decade, Tata Power Co's Days Inventory has ranged from 28.24 to 48.85. According to the industry distribution chart, Tata Power Co ranks #213 out of 333 companies in the Utilities - Independent Power Producers industry, placing it in the top 64%.
Is Tata Power Co's Days Inventory too high?
Tata Power Co's current Days Inventory of 52.65 is 54% above median its 10-year median of 34.23. Over the past 10 years, this metric has ranged from a low of 28.24 to a high of 48.85. The Utilities - Independent Power Producers industry median Days Inventory is 27.90. Tata Power Co's value of 52.65 is 88.7% above this industry median. Based on the distribution chart, Tata Power Co ranks #213 out of 333 companies in the Utilities - Independent Power Producers industry, which is below the industry midpoint. Overall, Tata Power Co has a GF Score™ of 80/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Tata Power Co's Days Inventory compare to CEG and VST?
According to the Utilities - Independent Power Producers industry distribution chart, Tata Power Co ranks #213 out of 333 companies for Days Inventory. This places Tata Power Co in the lower half of its industry. The industry median Days Inventory is 27.90. Tata Power Co's value of 52.65 is 88.7% above this benchmark. Historically, Tata Power Co's own Days Inventory has ranged from 28.24 to 48.85 over the past decade. While the company's 10-year median is 34.23 vs. the industry median of 27.90, Tata Power Co 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 an Utilities - Independent Power Producers company?
The median Days Inventory among Utilities - Independent Power Producers companies is 27.90, based on 333 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. Tata Power Co's current Days Inventory of 52.65 is 88.7% 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 Tata Power Co and its competitors. For the Utilities - Independent Power Producers industry, the median Days Inventory is 27.90 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Tata Power Co's current Days Inventory is 52.65, which is 54% above median its own 10-year median of 34.23. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Tata Power Co stock overvalued right now?
Based on GuruFocus' analysis, Tata Power Co (NSE:TATAPOWER) is currently considered Fairly Valued. The stock's GF Value™ is ₹390.73, compared to a current price of ₹381.30 — trading 2.4% below its estimated fair value. The current Days Inventory is 52.65, which is 54% above median its 10-year median of 34.23 and 88.7% above the Utilities - Independent Power Producers industry median of 27.90. Tata Power Co's overall GF Score™ is 80/100 with 5 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 Tata Power Co (NSE:TATAPOWER), the current Days Inventory is 52.65 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 Tata Power Co (NSE:TATAPOWER) Overvalued in 2026?
Based on GuruFocus' analysis, Tata Power Co stock appears to be undervalued.
The current stock price of ₹381.30 is trading 2.4% below its estimated GF Value™ of ₹390.73.
GuruFocus considers Tata Power Co to be Fairly Valued.
Key valuation signals for NSE:TATAPOWER:
Days Inventory: 52.65 (54% above median its 10-year median of 34.23)
GF Value™: ₹390.73 vs. price of ₹381.30 (2.4% below fair value)
Industry Position: 88.7% above the Utilities - Independent Power Producers median (#213 of 333)
No single metric tells the full story. See the NSE:TATAPOWER stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Tata Power Co Ltd is engaged in the generation, transmission, distribution and trading of electricity. The Group is an integrated power company with an international presence and operates across all segments of the power sector, including Fuel Security and Logistics, Generation (thermal, hydro, solar and wind), Transmission, Distribution and Trading. The company segments are Thermal & Hydro, Renewables, Transmission and Distribution, and Other. Maximum revenue is generated from the Transmission and Distribution segment, which comprises transmission and distribution networks, sale of power to retail customers through distribution networks, related ancillary services, and the power trading business. The Company's operations is majorly confined within India.
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