First GenPHS:FGEN +1.27%53 Days Inventory is 163.67 as of Mar. 2026, which is 260% above its 10-year median of 45.52. GuruFocus rates PHS:FGEN with a GF Score™ of 53/100 and a GF Value™ of ₱6.13 (Significantly Overvalued). The stock has 9 warning signs investors should review. Among 332 Utilities - Independent Power Producers companies, First Gen ranks worse than 92.17% on this metric.
Days Inventory is also known as Days Sales of Inventory (DSI). First Gen's Average Total Inventories for the
three
months ended in Mar. 2026 was ₱14,133 Mil. First Gen's Cost of Goods Sold for the
three
months ended in Mar. 2026 was ₱7,880 Mil.
Hence, First Gen's Days Inventory for the
three
months ended in Mar. 2026 was 163.67.
The historical rank and industry rank for First Gen's Days Inventory or its related term are showing as below:
PHS:FGEN'
s Days Inventory Range Over the Past 10 Years
Min: 27.66 Med: 45.52 Max: 352.29
Current: 352.29
During the past 13 years, First Gen's highest Days Inventory was 352.29. The lowest was 27.66. And the median was 45.52.
PHS:FGEN's Days Inventory is ranked worse than 92.17% of 332
companies
in the Utilities - Independent Power Producers industry
Industry Median: 28.315
vs PHS:FGEN: 352.29
First Gen's Days Inventory
declined
from Mar. 2025 (290.42) to Mar. 2026 (163.67).
Inventory Turnover measures how fast the company turns over its inventory within a year.
First Gen's Inventory Turnover for the
three
months ended in Mar. 2026 was 0.56.
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.
First Gen's Inventory-to-Revenue for the
three
months ended in Mar. 2026 was 0.92.
First Gen (PHS:FGEN) 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.
First Gen'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.
First Gen'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.
First Gen Days Inventory Related Terms
First Gen Days Inventory Historical Data
* Premium members only.
The historical data trend for First Gen'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.
For the Utilities - Renewable subindustry, First Gen'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.
First Gen Days Inventory vs Utilities - Independent Power Producers Industry
For the Utilities - Independent Power Producers industry and Utilities sector, First Gen's Days Inventory distribution charts can be found below:
* The bar in red indicates where First Gen'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.
First Gen (PHS:FGEN) has a Days Inventory of 163.67 as of Mar. 2026. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on First Gen and its competitors. This is 260% above median its historical median of 45.52. Over the past decade, First Gen's Days Inventory has ranged from 27.66 to 352.29. According to the industry distribution chart, First Gen ranks #306 out of 332 companies in the Utilities - Independent Power Producers industry, placing it in the top 92.2%.
Is First Gen's Days Inventory too high?
First Gen's current Days Inventory of 163.67 is 260% above median its 10-year median of 45.52. Over the past 10 years, this metric has ranged from a low of 27.66 to a high of 352.29. The Utilities - Independent Power Producers industry median Days Inventory is 28.32. First Gen's value of 163.67 is 478% above this industry median. Based on the distribution chart, First Gen ranks #306 out of 332 companies in the Utilities - Independent Power Producers industry, which is in the bottom quartile relative to peers. Overall, First Gen has a GF Score™ of 53/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does First Gen's Days Inventory compare to competitors?
According to the Utilities - Independent Power Producers industry distribution chart, First Gen ranks #306 out of 332 companies for Days Inventory. This places First Gen in the lower half of its industry. The industry median Days Inventory is 28.32. First Gen's value of 163.67 is 478% above this benchmark. Historically, First Gen's own Days Inventory has ranged from 27.66 to 352.29 over the past decade. While the company's 10-year median is 45.52 vs. the industry median of 28.32, First Gen 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 28.32, based on 332 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. First Gen's current Days Inventory of 163.67 is 478% 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 First Gen and its competitors. For the Utilities - Independent Power Producers industry, the median Days Inventory is 28.32 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. First Gen's current Days Inventory is 163.67, which is 260% above median its own 10-year median of 45.52. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is First Gen stock overvalued right now?
Based on GuruFocus' analysis, First Gen (PHS:FGEN) is currently considered Significantly Overvalued. The stock's GF Value™ is ₱6.13, compared to a current price of ₱16.00 — trading 161% above its estimated fair value. The current Days Inventory is 163.67, which is 260% above median its 10-year median of 45.52 and 478% above the Utilities - Independent Power Producers industry median of 28.32. First Gen's overall GF Score™ is 53/100 with 9 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 First Gen (PHS:FGEN), the current Days Inventory is 163.67 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 First Gen (PHS:FGEN) Overvalued in 2026?
Based on GuruFocus' analysis, First Gen stock appears to be overvalued.
The current stock price of ₱16.00 is trading 161% above its estimated GF Value™ of ₱6.13.
GuruFocus considers First Gen to be Significantly Overvalued.
Key valuation signals for PHS:FGEN:
Days Inventory: 163.67 (260% above median its 10-year median of 45.52)
GF Value™: ₱6.13 vs. price of ₱16.00 (161% above fair value)
Industry Position: 478% above the Utilities - Independent Power Producers median (#306 of 332)
No single metric tells the full story. See the PHS:FGEN stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
First Gen Corp is an independent electric utility company operating in the Philippines. First Gen develops, finances, builds, bids for, and operate power generation projects. The company generates a amount of Filipino energy needs through its portfolio of natural gas, wind, solar, hydro, and geothermal power plants located in the country. Majority of the power generated by First Gen is produced through natural gas and geothermal fuel sources. It operates in six segments: FGPC, FGP, EDC and Subsidiaries, FGEN LNG, FNPC, and Prime Meridian. The company only operates in Philippines.
53GF Score
Get the complete analysis for PHS:FGEN
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
PHS:FGEN has been successfully added to your 
