Days Inventory is also known as Days Sales of Inventory (DSI). PDF Solutions's Average Total Inventories for the
three
months ended in Mar. 2026 was $0.0 Mil. PDF Solutions's Cost of Goods Sold for the
three
months ended in Mar. 2026 was $16.9 Mil.
Hence, PDF Solutions's Days Inventory for the
three
months ended in Mar. 2026 was 0.00.
The historical rank and industry rank for PDF Solutions's Days Inventory or its related term are showing as below:
PDFS's Days Inventory is not ranked *
in the Software industry.
Industry Median: 20.13 * Ranked among companies with meaningful Days Inventory only.
PDF Solutions's Days Inventory
stayed the same
from Mar. 2025 (0.00) to Mar. 2026 (0.00).
Inventory Turnover measures how fast the company turns over its inventory within a year.
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.
PDF Solutions's Inventory-to-Revenue for the
three
months ended in Mar. 2026 was 0.00.
PDF Solutions (NAS:PDFS) 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.
PDF Solutions'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.
PDF Solutions'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.
PDF Solutions Days Inventory Related Terms
PDF Solutions Days Inventory Historical Data
* Premium members only.
The historical data trend for PDF Solutions'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.
PDFS vs SPSC, EVCM, ALKT: Days Inventory Comparison
For the Software - Application subindustry, PDF Solutions'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.
PDF Solutions Days Inventory vs Software Industry
For the Software industry and Technology sector, PDF Solutions's Days Inventory distribution charts can be found below:
* The bar in red indicates where PDF Solutions'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.
PDF Solutions (PDFS) has a Days Inventory of 0.00 as of Mar. 2026. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on PDF Solutions and its competitors. According to the industry distribution chart, PDF Solutions ranks #999999 out of 1649 companies in the Software industry.
Is PDF Solutions' Days Inventory too high?
PDF Solutions' current Days Inventory is 0.00. Based on the distribution chart, PDF Solutions ranks #999999 out of 1649 companies in the Software industry, which is in the bottom quartile relative to peers. Overall, PDF Solutions has a GF Score™ of 77/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does PDF Solutions' Days Inventory compare to SPSC and EVCM?
According to the Software industry distribution chart, PDF Solutions ranks #999999 out of 1649 companies for Days Inventory. This places PDF Solutions in the lower half of its industry. The industry median Days Inventory is 20.13. 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 Software company?
The median Days Inventory among Software companies is 20.13, based on 1,649 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. 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 PDF Solutions and its competitors. For the Software industry, the median Days Inventory is 20.13 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. PDF Solutions's current Days Inventory is 0.00. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is PDF Solutions stock overvalued right now?
Based on GuruFocus' analysis, PDF Solutions (PDFS) is currently considered Significantly Overvalued. The stock's GF Value™ is $41.59, compared to a current price of $63.61 — trading 52.9% above its estimated fair value. The current Days Inventory is 0.00. PDF Solutions' overall GF Score™ is 77/100 with 6 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 PDF Solutions (PDFS), the current Days Inventory is 0.00 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 PDF Solutions (PDFS) Overvalued in 2026?
Based on GuruFocus' analysis, PDF Solutions stock appears to be overvalued.
The current stock price of $63.61 is trading 52.9% above its estimated GF Value™ of $41.59.
GuruFocus considers PDF Solutions to be Significantly Overvalued.
Key valuation signals for PDFS:
Days Inventory: 0.00
GF Value™: $41.59 vs. price of $63.61 (52.9% above fair value)
No single metric tells the full story. See the PDFS stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
PDF Solutions Inc provides products and services designed to empower organizations across the semiconductor and electronics ecosystem to connect, collect, manage, and analyze data about design, equipment, manufacturing, and test to improve the yield and quality of their products and operational efficiency. The Company's products, services, and solutions include proprietary software, physical intellectual property (IP) for integrated circuit (IC) designs, electrical measurement hardware tools, methodologies, and professional services.
77GF Score
Get the complete analysis for PDFS
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
PDFS has been successfully added to your 
