Adtran Networks SE (XTER:ADV) Total Inventories: €84.0 Mil (As of Dec. 2025)


XTER:ADV Adtran Networks SE XTER:ADV
51 GF Score
Price €22.70
GF Value €19.90
Valuation Modestly Overvalued
! 4 Warning Signs
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What is Adtran Networks SE Total Inventories?

Adtran Networks SE XTER:ADV 51 Total Inventories is €84.0 Mil as of Dec. 2025. GuruFocus rates XTER:ADV with a GF Score™ of 51/100 and a GF Value™ of €19.90 (Modestly Overvalued). The stock has 4 warning signs investors should review.

Adtran Networks SE's total inventories for the quarter that ended in Dec. 2025 was €84.0 Mil. Adtran Networks SE's average total inventories from the quarter that ended in Jun. 2025 to the quarter that ended in Dec. 2025 was €89.9 Mil.

In Ben Graham's calculation of Net-Net Working Capital, inventory is only considered worth half of its book value. Adtran Networks SE's Net-Net Working Capital per share for the quarter that ended in Dec. 2025 was €-1.21.

Days Inventory indicates the number of days of goods in sales that a company has in the inventory. Adtran Networks SE's Days Inventory for the six months ended in Dec. 2025 was 97.51.

Inventory Turnover measures how fast the company turns over its inventory within a year. Adtran Networks SE's Inventory Turnover for the quarter that ended in Dec. 2025 was 1.87.

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. Adtran Networks SE's Inventory-to-Revenue for the quarter that ended in Dec. 2025 was 0.35.


Adtran Networks SE  (XTER:ADV) Total Inventories Explanation

Inventory control is an important part of business operation. If a company does not have enough inventory, it may not be able to meet customers' required delivery time. If it has too much inventory, the cost of holding the inventory can be high.

1. In Ben Graham's calculation of Net-Net Working Capital (NNWC), inventory is only considered worth half of its book value.

Adtran Networks SE's Net-Net Working Capital Per Share for the quarter that ended in Dec. 2025 is

Net-Net Working Capital Per Share (Q: Dec. 2025 )
=(Cash And Cash Equivalents+0.75 * Accounts Receivable+0.5 * Total Inventories-Total Liabilities
-Preferred Stock-Minority Interest)/Shares Outstanding (EOP)
=(39.423+0.75 * 112.755+0.5 * 84.042-228.791
-0-0)/52.055
=-1.21

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

Adtran Networks SE's Days Inventory for the six months ended in Dec. 2025 is calculated as:

Days Inventory=Average Total Inventories (Q: Dec. 2025 )/Cost of Goods Sold (Q: Dec. 2025 )*Days in Period
=89.9405/168.334*365 / 2
=97.51

3. Inventory Turnover measures how fast the company turns over its inventory within a year.

Adtran Networks SE's Inventory Turnover for the quarter that ended in Dec. 2025 is calculated as

Inventory Turnover=Cost of Goods Sold (Q: Dec. 2025 ) / Average Total Inventories (Q: Dec. 2025 )
=168.334 / 89.9405
=1.87

4. 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.

Adtran Networks SE's Inventory to Revenue for the quarter that ended in Dec. 2025 is calculated as

Inventory-to-Revenue=Average Total Inventories (Q: Dec. 2025 ) / Revenue (Q: Dec. 2025 )
=89.9405 / 257.888
=0.35

* 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

Manufacturers with durable competitive advantages have the advantage that the products they sell do not change, and therefore will never become obsolete. Buffett likes this advantage.

When identifying manufacturers with durable competitive advantage, look for inventory and net earnings that rise correspondingly. This indicates that the company is finding profitable ways to increase sales which called for an increase in inventory.

Manufacturers with inventories that spike up and down are indicative of competitive industries subject to boom and bust.


Adtran Networks SE Total Inventories Related Terms


Adtran Networks SE Total Inventories Historical Data

* Premium members only.

The historical data trend for Adtran Networks SE's Total Inventories 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.

Adtran Networks SE Total Inventories Chart

Adtran Networks SE Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Total Inventories
Get a 7-Day Free Trial Premium Member Only Premium Member Only 129.21 128.83 106.27 91.14 84.04

Adtran Networks SE Semi-Annual Data
Jun16 Dec16 Jun17 Dec17 Jun18 Dec18 Jun19 Dec19 Jun20 Dec20 Jun21 Dec21 Jun22 Dec22 Jun23 Dec23 Jun24 Dec24 Jun25 Dec25
Total Inventories 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 106.27 90.34 91.14 95.84 84.04
XTER:ADV
51GF Score
Adtran Networks SE XTER:ADV
Total Inventories is just one metric. See GF Score™, valuation, warning signs, and more.
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Adtran Networks SE Total Inventories Calculation

Total Inventories includes the raw materials, work-in-process goods and completely finished goods of a company. It is a portion of a company's current assets.

Frequently Asked Questions Learn more about Total Inventories →
What does a Total Inventories of €84.0 Mil mean?
Adtran Networks SE (XTER:ADV) has a Total Inventories of €84.0 Mil as of Dec. 2025. The total amount of inventory as recorded on a company's balance sheet. View historical data for Adtran Networks SE and its competitors.
Is Adtran Networks SE's Total Inventories too high?
Adtran Networks SE's current Total Inventories is €84.0 Mil. Overall, Adtran Networks SE has a GF Score™ of 51/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Adtran Networks SE's Total Inventories compare to CSCO and CIEN?
Adtran Networks SE's Total Inventories of €84.0 Mil can be compared against companies in the Hardware industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Total Inventories for a Hardware company?
A good Total Inventories depends on the Hardware industry context. However, Total Inventories 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 Total Inventories mean?
A high Total Inventories can signal that a stock is expensive relative to its fundamentals. The total amount of inventory as recorded on a company's balance sheet. View historical data for Adtran Networks SE and its competitors. Adtran Networks SE's current Total Inventories is €84.0 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Adtran Networks SE stock overvalued right now?
Based on GuruFocus' analysis, Adtran Networks SE (XTER:ADV) is currently considered Modestly Overvalued. The stock's GF Value™ is €19.90, compared to a current price of €22.70 — trading 14.1% above its estimated fair value. The current Total Inventories is €84.0 Mil. Adtran Networks SE's overall GF Score™ is 51/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Total Inventories calculated?
Total Inventories is calculated from a company's financial statements. For Adtran Networks SE (XTER:ADV), the current Total Inventories is €84.0 Mil 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.

Is Adtran Networks SE (XTER:ADV) Overvalued in 2026?

Based on GuruFocus' analysis, Adtran Networks SE stock appears to be overvalued. The current stock price of €22.70 is trading 14.1% above its estimated GF Value™ of €19.90. GuruFocus considers Adtran Networks SE to be Modestly Overvalued.

Key valuation signals for XTER:ADV:

  • Total Inventories: €84.0 Mil
  • GF Value™: €19.90 vs. price of €22.70 (14.1% above fair value)
  • GF Score™: 51/100 with 4 warning signs

No single metric tells the full story. See the XTER:ADV stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Adtran Networks SE Business Description

Other Exchanges 0NOL:UK
Address 901 Explorer Boulevard, Huntsville, AL, USA, 35806-2807
Adtran Networks SE develops, manufactures, and sells optical and Ethernet-based networking solutions to telecommunications carriers and enterprises to deliver data, storage, voice, and video services. Company segment includes: Network Solutions; and Services and Support,These systems are used by telecommunications service providers, private companies, universities, and government agencies. Some of its product categories are Open optical transport, Packet edge and aggregation, Disaggregated networking, Network virtualization, Network infrastructure assurance, and Automated network management. ADVA's geographical segments are United States, United Kingdom, Germany and Other international generating key revenue from United States.
51GF Score

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Total Inventories is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

€22.70
Price
€19.90
GF Value