Phoslock Environmental Technologies (ASX:PET) Days Inventory: 1,545.10 (As of Dec. 2025) — 294% Above Median

What is Phoslock Environmental Technologies Days Inventory?

Phoslock Environmental Technologies ASX:PET +20.00% Days Inventory is 1,545.10 as of Dec. 2025, which is 294% above its 10-year median of 392.30. The stock has 3 warning signs investors should review. Among 2,967 Industrial Products companies, Phoslock Environmental Technologies ranks worse than 98.35% on this metric.

Days Inventory is also known as Days Sales of Inventory (DSI). Phoslock Environmental Technologies's Average Total Inventories for the six months ended in Dec. 2025 was A$2.39 Mil. Phoslock Environmental Technologies's Cost of Goods Sold for the six months ended in Dec. 2025 was A$0.28 Mil. Hence, Phoslock Environmental Technologies's Days Inventory for the six months ended in Dec. 2025 was 1,545.10.

The historical rank and industry rank for Phoslock Environmental Technologies's Days Inventory or its related term are showing as below:

ASX:PET' s Days Inventory Range Over the Past 10 Years
Min: 62.58 Med: 392.3 Max: 1102.75
Current: 785.06

During the past 13 years, Phoslock Environmental Technologies's highest Days Inventory was 1102.75. The lowest was 62.58. And the median was 392.30.

ASX:PET's Days Inventory is ranked worse than
98.35% of 2967 companies
in the Industrial Products industry
Industry Median: 119.47 vs ASX:PET: 785.06

Phoslock Environmental Technologies's Days Inventory declined from Dec. 2024 (2,946.92) to Dec. 2025 (1,545.10).

Inventory Turnover measures how fast the company turns over its inventory within a year. Phoslock Environmental Technologies's Inventory Turnover for the six months ended in Dec. 2025 was 0.12.

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. Phoslock Environmental Technologies's Inventory-to-Revenue for the six months ended in Dec. 2025 was 1.43.

Phoslock Environmental Technologies (ASX:PET) 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.

Phoslock Environmental Technologies's Inventory Turnover for the six months ended in Dec. 2025 is calculated as

Inventory Turnover	=	Cost of Goods Sold	/	Average Total Inventories
	=	0.282	/	2.3875
	=	0.12

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.

Phoslock Environmental Technologies's Inventory to Revenue for the six months ended in Dec. 2025 is calculated as

Inventory-to-Revenue	=	Average Total Inventories	/	Revenue
	=	2.3875	/	1.67
	=	1.43

* 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.

Phoslock Environmental Technologies Days Inventory Related Terms

Phoslock Environmental Technologies Days Inventory Historical Data

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The historical data trend for Phoslock Environmental Technologies's Days Inventory can be seen below:

Phoslock Environmental Technologies Days Inventory Chart

Phoslock Environmental Technologies Annual Data

Trend

Jun16

Jun17

Jun18

Dec19

Dec20

Dec21

Dec22

Dec23

Dec24

Dec25

Days Inventory

Get a 7-Day Free Trial

370.20

449.19

485.39

1,102.75

789.59

Phoslock Environmental Technologies Semi-Annual Data
	Jun16	Dec16	Jun17	Dec17	Jun18	Dec18	Jun19	Dec19	Jun20	Dec20	Jun21	Dec21	Jun22	Dec22	Jun23	Dec23	Jun24	Dec24	Jun25	Dec25
Days Inventory	Get a 7-Day Free Trial															296.73	605.28	2,946.92	528.39	1,545.10

ASX:PET vs VLTO, ZWS, CECO: Days Inventory Comparison

For the Pollution & Treatment Controls subindustry, Phoslock Environmental Technologies'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.

Phoslock Environmental Technologies Days Inventory vs Industrial Products Industry

For the Industrial Products industry and Industrials sector, Phoslock Environmental Technologies's Days Inventory distribution charts can be found below:

* The bar in red indicates where Phoslock Environmental Technologies's Days Inventory falls into.

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Phoslock Environmental Technologies Days Inventory Calculation

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

Phoslock Environmental Technologies's Days Inventory for the fiscal year that ended in Dec. 2025 is calculated as

	Days Inventory (A: Dec. 2025 )
=	Average Total Inventories					/	Cost of Goods Sold	*	Days in Period
=	( (Total Inventories (A: Dec. 2024 )	+	Total Inventories (A: Dec. 2025 ))	/	count )	/	Cost of Goods Sold (A: Dec. 2025 )	*	Days in Period
=	( (2.497	+	2.379)	/	2 )	/	1.127	*	365
=	2.438					/	1.127	*	365
=	789.59

Phoslock Environmental Technologies's Days Inventory for the quarter that ended in Dec. 2025 is calculated as:

	Days Inventory (Q: Dec. 2025 )
=	Average Total Inventories					/	Cost of Goods Sold	*	Days in Period
=	( (Total Inventories (Q: Jun. 2025 )	+	Total Inventories (Q: Dec. 2025 ))	/	count )	/	Cost of Goods Sold (Q: Dec. 2025 )	*	Days in Period
=	( (2.396	+	2.379)	/	2 )	/	0.282	*	365 / 2
=	2.3875					/	0.282	*	365 / 2
=	1,545.10

Frequently Asked Questions Learn more about Days Inventory →

What does a Days Inventory of 1,545.10 mean?

Phoslock Environmental Technologies (ASX:PET) has a Days Inventory of 1,545.10 as of Dec. 2025. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Phoslock Environmental Technologies and its competitors. This is 294% above median its historical median of 392.30. Over the past decade, Phoslock Environmental Technologies' Days Inventory has ranged from 62.58 to 1,102.75. According to the industry distribution chart, Phoslock Environmental Technologies ranks #2918 out of 2967 companies in the Industrial Products industry, placing it in the top 98.3%.

Is Phoslock Environmental Technologies' Days Inventory too high?

Phoslock Environmental Technologies' current Days Inventory of 1,545.10 is 294% above median its 10-year median of 392.30. Over the past 10 years, this metric has ranged from a low of 62.58 to a high of 1,102.75. The Industrial Products industry median Days Inventory is 119.47. Phoslock Environmental Technologies' value of 1,545.10 is 1193.3% above this industry median. Based on the distribution chart, Phoslock Environmental Technologies ranks #2918 out of 2967 companies in the Industrial Products industry, which is in the bottom quartile relative to peers.

How does Phoslock Environmental Technologies' Days Inventory compare to VLTO and ZWS?

According to the Industrial Products industry distribution chart, Phoslock Environmental Technologies ranks #2918 out of 2967 companies for Days Inventory. This places Phoslock Environmental Technologies in the lower half of its industry. The industry median Days Inventory is 119.47. Phoslock Environmental Technologies' value of 1,545.10 is 1193.3% above this benchmark. Historically, Phoslock Environmental Technologies' own Days Inventory has ranged from 62.58 to 1,102.75 over the past decade. While the company's 10-year median is 392.30 vs. the industry median of 119.47, Phoslock Environmental Technologies 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 an Industrial Products company?

The median Days Inventory among Industrial Products companies is 119.47, based on 2,967 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. Phoslock Environmental Technologies's current Days Inventory of 1,545.10 is 1193.3% 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 Phoslock Environmental Technologies and its competitors. For the Industrial Products industry, the median Days Inventory is 119.47 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Phoslock Environmental Technologies's current Days Inventory is 1,545.10, which is 294% above median its own 10-year median of 392.30. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.

Is Phoslock Environmental Technologies stock overvalued right now?

Based on GuruFocus' analysis, Phoslock Environmental Technologies (ASX:PET) is currently considered Possible Value Trap. The stock's GF Value™ is A$0.03, compared to a current price of A$0.01 — trading 80% below its estimated fair value. The current Days Inventory is 1,545.10, which is 294% above median its 10-year median of 392.30 and 1193.3% above the Industrial Products industry median of 119.47. 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 Phoslock Environmental Technologies (ASX:PET), the current Days Inventory is 1,545.10 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.

Phoslock Environmental Technologies Business Description

Industry Industrials Industrial Products

Comparable Companies ASX:AEI VLTO SZSE:300390 ZWS TSE:6370 CECO TSE:6368 OSTO:MTRS SHSE:600388 TPE:6944 HKSE:00586 SHSE:688376 ASX:SRL TSE:6013 PCT SZSE:300137 TSE:7004 SHSE:603311 SHSE:603324 SHSE:603200

Address 75 Elizabeth Street, Suite3, Level 12, Sydney, NSW, AUS, 2000

Website http://www.phoslock.com.au

Phoslock Environmental Technologies Ltd provides water technologies and engineering solutions to manage nutrients and other water pollutants. The company is engaged in providing design, engineering, and project implementation solutions for water-related projects and water treatment products to clean up lakes, rivers, canals, wetlands, and drinking water reservoirs. The geographical segments of the group are Australia/New Zealand, Europe/UK, U.S/Canada/Brazil, and China. The majority of revenue is from U.S/Canada/Brazil geographical area.