Lonza Group (STU:LO3) Inventory Turnover: 1.10 (As of Dec. 2025)

What is Lonza Group Inventory Turnover?

Lonza Group STU:LO3 +1.43% 83 Inventory Turnover is 1.10 as of Dec. 2025. GuruFocus rates STU:LO3 with a GF Score™ of 83/100 and a GF Value™ of €645.09 (Fairly Valued). The stock has 4 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. Lonza Group's Cost of Goods Sold for the six months ended in Dec. 2025 was €2,077 Mil. Lonza Group's Average Total Inventories for the quarter that ended in Dec. 2025 was €1,883 Mil. Lonza Group's Inventory Turnover for the quarter that ended in Dec. 2025 was 1.10.

Days Inventory indicates the number of days of goods in sales that a company has in the inventory. Lonza Group's Days Inventory for the six months ended in Dec. 2025 was 165.43.

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. Lonza Group's Inventory-to-Revenue for the quarter that ended in Dec. 2025 was 0.59.

Lonza Group (STU:LO3) 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.

Lonza Group'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
	=	1882.653	/	2076.863	*	365 / 2
	=	165.43

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.

Lonza Group'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 )
	=	1882.653	/	3166.734
	=	0.59

* 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.

Lonza Group Inventory Turnover Related Terms

Lonza Group Inventory Turnover Historical Data

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The historical data trend for Lonza Group's Inventory Turnover can be seen below:

Lonza Group Inventory Turnover Chart

Lonza Group Annual Data

Trend

Dec16

Dec17

Dec18

Dec19

Dec20

Dec21

Dec22

Dec23

Dec24

Dec25

Inventory Turnover

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2.54

2.33

2.87

2.24

2.48

Lonza Group Semi-Annual Data
	Jun16	Dec16	Jun17	Dec17	Jun18	Dec18	Jun19	Dec19	Jun20	Dec20	Jun21	Dec21	Jun22	Dec22	Jun23	Dec23	Jun24	Dec24	Jun25	Dec25
Inventory Turnover	Get a 7-Day Free Trial															1.62	1.17	1.03	1.28	1.10

83GF Score

Lonza Group Ltd STU:LO3

Inventory Turnover is just one metric. See GF Score™, valuation, warning signs, and more.

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Lonza Group Inventory Turnover Calculation

Lonza Group's Inventory Turnover for the fiscal year that ended in Dec. 2025 is calculated as

	Inventory Turnover (A: Dec. 2025 )
=	Cost of Goods Sold	/	Average Total Inventories
=	Cost of Goods Sold (A: Dec. 2025 )	/ (	(Total Inventories (A: Dec. 2024 )	+	Total Inventories (A: Dec. 2025 ))	/	count )
=	4524.517	/ (	(1849.804	+	1800.376)	/	2 )
=	4524.517	/	1825.09
=	2.48

Lonza Group's Inventory Turnover for the quarter that ended in Dec. 2025 is calculated as

	Inventory Turnover (Q: Dec. 2025 )
=	Cost of Goods Sold	/	Average Total Inventories
=	Cost of Goods Sold (Q: Dec. 2025 )	/ (	(Total Inventories (Q: Jun. 2025 )	+	Total Inventories (Q: Dec. 2025 ))	/	count )
=	2076.863	/ (	(1964.93	+	1800.376)	/	2 )
=	2076.863	/	1882.653
=	1.10

Frequently Asked Questions Learn more about Inventory Turnover →

What does a Inventory Turnover of 1.10 mean?

Lonza Group (STU:LO3) has a Inventory Turnover of 1.10 as of Dec. 2025. Inventory turnover equals current-period cost of goods sold divided by average two-period total inventories. View historical data on Lonza Group and its competitors.

Is Lonza Group's Inventory Turnover too high?

Lonza Group's current Inventory Turnover is 1.10. Overall, Lonza Group has a GF Score™ of 83/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.

How does Lonza Group's Inventory Turnover compare to TMO and DHR?

Lonza Group's Inventory Turnover of 1.10 can be compared against companies in the Medical Diagnostics & Research 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 a Medical Diagnostics & Research company?

A good Inventory Turnover depends on the Medical Diagnostics & Research 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 Lonza Group and its competitors. Lonza Group's current Inventory Turnover is 1.10. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.

Is Lonza Group stock overvalued right now?

Based on GuruFocus' analysis, Lonza Group (STU:LO3) is currently considered Fairly Valued. The stock's GF Value™ is €645.09, compared to a current price of €623.60 — trading 3.3% below its estimated fair value. The current Inventory Turnover is 1.10. Lonza Group's overall GF Score™ is 83/100 with 4 warning signs to review. 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 Lonza Group (STU:LO3), the current Inventory Turnover is 1.10 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 Lonza Group (STU:LO3) Overvalued in 2026?

Based on GuruFocus' analysis, Lonza Group stock appears to be undervalued. The current stock price of €623.60 is trading 3.3% below its estimated GF Value™ of €645.09. GuruFocus considers Lonza Group to be Fairly Valued.

Key valuation signals for STU:LO3:

Inventory Turnover: 1.10
GF Value™: €645.09 vs. price of €623.60 (3.3% below fair value)
GF Score™: 83/100 with 4 warning signs

No single metric tells the full story. See the STU:LO3 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Lonza Group Business Description

Industry Healthcare Medical Diagnostics & Research

Comparable Companies TMO DHR SHSE:603259 IDXX A NTRA WAT IQV ILMN MTD DGX LH GH MEDP XPAR:ERF ICLR RVTY CRL XPAR:BIM HKSE:02268

Other Exchanges LZAGY:USA LZAGF:USA 1LONN:Italy LONNz:UK 0QNO:UK LO3:Germany LONN:Switzerland LON:Canada

Address Muenchensteinerstrasse 38, Basel, CHE, 4002

Website https://www.lonza.com

Lonza Group is a contract development and manufacturing organization. It operates under four segments: small molecules, biologics, cell and gene, and capsules and health ingredients. Lonza derives its revenue primarily from long-term supply agreements with pharmaceutical customers. The company provides development and manufacturing services throughout the entire lifecycle of a product, from drug research to commercial supply. The majority of Lonza's customers are pharmaceutical and biotechnology companies, academic institutions, and government research organizations.

83GF Score

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€623.60

Price

€645.09

GF Value

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