ADNH (Advent Technologies Holdings) Inventory Turnover: 0.00 (As of Sep. 2025)

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What is Advent Technologies Holdings Inventory Turnover?

Advent Technologies Holdings ADNH Inventory Turnover is 0.00 as of Sep. 2025. The stock has 6 warning signs investors should review.

Inventory Turnover measures how fast the company turns over its inventory within a year. It is calculated as Cost of Goods Sold divided by Total Inventories. Advent Technologies Holdings's Cost of Goods Sold for the three months ended in Sep. 2025 was $0.44 Mil. Advent Technologies Holdings's Average Total Inventories for the quarter that ended in Sep. 2025 was $-5.20 Mil.

Days Inventory indicates the number of days of goods in sales that a company has in the inventory. Advent Technologies Holdings's Days Inventory for the three months ended in Sep. 2025 was -1,086.75.

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. Advent Technologies Holdings's Inventory-to-Revenue for the quarter that ended in Sep. 2025 was -83.94.

Advent Technologies Holdings  (OTCPK:ADNH) Inventory Turnover Explanation

Inventory Turnover measures how fast the company turns over its inventory within a year. A higher Inventory Turnover means the company has light inventory. Therefore the company spends less money on storage, write downs, and obsolete inventory. If the inventory is too light, it may affect sales because the company may not have enough to meet demand.

1. Days Inventory indicates the number of days of goods in sales that a company has in the inventory.

Advent Technologies Holdings's Days Inventory for the three months ended in Sep. 2025 is calculated as:

Days Inventory =Average Total Inventories (Q: Sep. 2025 )/Cost of Goods Sold (Q: Sep. 2025 )*Days in Period
=-5.2045/0.437*365 / 4
=-1,086.75

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.

Advent Technologies Holdings's Inventory to Revenue for the quarter that ended in Sep. 2025 is calculated as

Inventory-to-Revenue=Average Total Inventories (Q: Sep. 2025 ) / Revenue (Q: Sep. 2025 )
=-5.2045 / 0.062
=-83.94

* 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

Usually retailers pile up their inventories at holiday seasons to meet the stronger demand. Therefore, the inventory of a particular quarter of a year should not be used to calculate Inventory Turnover. An average inventory is a better indication.

Advent Technologies Holdings Inventory Turnover Related Terms

Advent Technologies Holdings Inventory Turnover Historical Data

* Premium members only.

The historical data trend for Advent Technologies Holdings's Inventory Turnover 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.

Advent Technologies Holdings Inventory Turnover Chart

Advent Technologies Holdings Annual Data
Trend Dec19 Dec20 Dec21 Dec22 Dec23 Dec24
Inventory Turnover
Get a 7-Day Free Trial 4.76 1.53 0.88 1.09 14.66

Advent Technologies Holdings Quarterly Data
Dec20 Mar21 Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25
Inventory Turnover Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 0.32 11.28 0.00 0.00 0.00

Advent Technologies Holdings Inventory Turnover Calculation

Advent Technologies Holdings's Inventory Turnover for the fiscal year that ended in Dec. 2024 is calculated as

Inventory Turnover (A: Dec. 2024 )
=Cost of Goods Sold / Average Total Inventories
=Cost of Goods Sold (A: Dec. 2024 ) / ((Total Inventories (A: Dec. 2023 ) + Total Inventories (A: Dec. 2024 )) / count )
=1.488 / ((0.195 + 0.008) / 2 )
=1.488 / 0.1015
=14.66

Advent Technologies Holdings's Inventory Turnover for the quarter that ended in Sep. 2025 is calculated as

Inventory Turnover (Q: Sep. 2025 )
=Cost of Goods Sold / Average Total Inventories
=Cost of Goods Sold (Q: Sep. 2025 ) / ((Total Inventories (Q: Jun. 2025 ) + Total Inventories (Q: Sep. 2025 )) / count )
=0.437 / ((-5.206 + -5.203) / 2 )
=0.437 / -5.2045
=N/A

* 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.

Frequently Asked Questions Learn more about Inventory Turnover →
What does a Inventory Turnover of 0.00 mean?
Advent Technologies Holdings (ADNH) has a Inventory Turnover of 0.00 as of Sep. 2025. Inventory turnover equals current-period cost of goods sold divided by average two-period total inventories. View historical data on Advent Technologies Holdings and its competitors.
Is Advent Technologies Holdings' Inventory Turnover too high?
Advent Technologies Holdings' current Inventory Turnover is 0.00.
How does Advent Technologies Holdings' Inventory Turnover compare to LNKS and OZSC?
Advent Technologies Holdings' Inventory Turnover of 0.00 can be compared against companies in the Industrial Products industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Inventory Turnover for an Industrial Products company?
A good Inventory Turnover depends on the Industrial Products industry context. However, Inventory Turnover 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 Inventory Turnover mean?
A high Inventory Turnover can signal that a stock is expensive relative to its fundamentals. Inventory turnover equals current-period cost of goods sold divided by average two-period total inventories. View historical data on Advent Technologies Holdings and its competitors. Advent Technologies Holdings's current Inventory Turnover 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 Advent Technologies Holdings stock overvalued right now?
Based on GuruFocus' analysis, Advent Technologies Holdings (ADNH) is currently considered Possible Value Trap. The stock's GF Value™ is $0.06, compared to a current price of $0.00 — trading 99.5% below its estimated fair value. The current Inventory Turnover is 0.00. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Inventory Turnover calculated?
Inventory Turnover is calculated from a company's financial statements. For Advent Technologies Holdings (ADNH), the current Inventory Turnover is 0.00 as of Sep. 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.

Advent Technologies Holdings Business Description

Address 5637 La Ribera Street, Suite A, Livermore, CA, USA, 94550
Advent Technologies Holdings Inc is an innovation-driven company in the fuel cell and hydrogen technology space, including liquid hydrogen carriers such as methanol. The company develops, manufactures, and assembles complete fuel cell systems and the critical components that determine the performance of hydrogen fuel cells and other energy systems. It serves automotive; aviation and power generation industries. It generates revenue from the sale of fuel cell systems and the sale of MEAs, membranes, and electrodes for specific applications in the fuel cell and energy storage (flow battery) markets.