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.
LightelROCO:7717 -9.69%26 Days Inventory is 107.35 as of Dec. 2025, which is 7% above its 10-year median of 100.54. GuruFocus rates ROCO:7717 with a GF Score™ of 26/100. Among 2,419 Hardware companies, Lightel ranks better than 64.28% on this metric.
Days Inventory is also known as Days Sales of Inventory (DSI). Lightel's Average Total Inventories for the
three
months ended in Dec. 2025 was NT$72.3 Mil. Lightel's Cost of Goods Sold for the
three
months ended in Dec. 2025 was NT$61.4 Mil.
Hence, Lightel's Days Inventory for the
three
months ended in Dec. 2025 was 107.35.
The historical rank and industry rank for Lightel's Days Inventory or its related term are showing as below:
ROCO:7717'
s Days Inventory Range Over the Past 10 Years
Min: 72.9 Med: 100.54 Max: 113.76
Current: 72.9
During the past 5 years, Lightel's highest Days Inventory was 113.76. The lowest was 72.90. And the median was 100.54.
ROCO:7717's Days Inventory is ranked better than 64.28% of 2419
companies
in the Hardware industry
Industry Median: 94.24
vs ROCO:7717: 72.90
Lightel's Days Inventory
increased
from Dec. 2024 (61.04) to Dec. 2025 (107.35).
It might indicate that Lightel's sales slowed down.
Inventory Turnover measures how fast the company turns over its inventory within a year.
Lightel's Inventory Turnover for the
three
months ended in Dec. 2025 was 0.85.
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.
Lightel's Inventory-to-Revenue for the
three
months ended in Dec. 2025 was 0.39.
Lightel (ROCO:7717) 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.
Lightel's Inventory Turnover for the
three
months ended in Dec. 2025 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.
Lightel's Inventory to Revenue for the
three
months ended in Dec. 2025 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.
Lightel Days Inventory Related Terms
Lightel Days Inventory Historical Data
* Premium members only.
The historical data trend for Lightel'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.
ROCO:7717 vs CSCO, CIEN, MSI: Days Inventory Comparison
For the Communication Equipment subindustry, Lightel'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.
Lightel Days Inventory vs Hardware Industry
For the Hardware industry and Technology sector, Lightel's Days Inventory distribution charts can be found below:
* The bar in red indicates where Lightel'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.
Lightel (ROCO:7717) has a Days Inventory of 107.35 as of Dec. 2025. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Lightel and its competitors. This is near median its historical median of 100.54. Over the past decade, Lightel's Days Inventory has ranged from 72.90 to 113.76. According to the industry distribution chart, Lightel ranks #864 out of 2419 companies in the Hardware industry, placing it in the top 35.7%.
Is Lightel's Days Inventory too high?
Lightel's current Days Inventory of 107.35 is near median its 10-year median of 100.54. Over the past 10 years, this metric has ranged from a low of 72.90 to a high of 113.76. The Hardware industry median Days Inventory is 94.24. Lightel's value of 107.35 is 13.9% above this industry median. Based on the distribution chart, Lightel ranks #864 out of 2419 companies in the Hardware industry, which is above the industry midpoint. Overall, Lightel has a GF Score™ of 26/100, reflecting its overall financial health beyond just this single metric.
How does Lightel's Days Inventory compare to CSCO and CIEN?
According to the Hardware industry distribution chart, Lightel ranks #864 out of 2419 companies for Days Inventory. This puts Lightel in the upper half of its industry. The industry median Days Inventory is 94.24. Lightel's value of 107.35 is 13.9% above this benchmark. Historically, Lightel's own Days Inventory has ranged from 72.90 to 113.76 over the past decade. While the company's 10-year median is 100.54 vs. the industry median of 94.24, Lightel 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 Hardware company?
The median Days Inventory among Hardware companies is 94.24, based on 2,419 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. Lightel's current Days Inventory of 107.35 is 13.9% 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 Lightel and its competitors. For the Hardware industry, the median Days Inventory is 94.24 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Lightel's current Days Inventory is 107.35, which is near median its own 10-year median of 100.54. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Lightel stock overvalued right now?
Lightel (ROCO:7717) has a current Days Inventory of 107.35. The current Days Inventory is 107.35, which is near median its 10-year median of 100.54 and 13.9% above the Hardware industry median of 94.24. Lightel's overall GF Score™ is 26/100. 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 Lightel (ROCO:7717), the current Days Inventory is 107.35 as of Dec. 2025. 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.
Lightel Corp is a fiber optoelectronic technology company focused on the research, development, and delivery of fiber optic and optoelectronic products and solutions. The company develops fiber optic components, fiber end-face inspection instruments and fiber component manufacturing equipment, satellite laser communication passive components, fiber laser passive components, and smart lighting. Geographically, the company operates in The Americas, Asia, Europe, and other regions.
26GF Score
Get the complete analysis for ROCO:7717
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
ROCO:7717 has been successfully added to your 
