WTS (Watts Water Technologies) Days Inventory: 138.67 (As of Mar. 2026) — 25% Above Median


WTS Watts Water Technologies Inc WTS
89 GF Score
Price $375.09
GF Value $252.92
Valuation Significantly Overvalued
! 6 Warning Signs
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What is Watts Water Technologies Days Inventory?

Watts Water Technologies WTS +5.65% 89 Days Inventory is 138.67 as of Mar. 2026, which is 25% above its 10-year median of 110.68. GuruFocus rates WTS with a GF Score™ of 89/100 and a GF Value™ of $252.92 (Significantly Overvalued). The stock has 6 warning signs investors should review. Among 2,972 Industrial Products companies, Watts Water Technologies ranks worse than 56.19% on this metric.

Days Inventory is also known as Days Sales of Inventory (DSI). Watts Water Technologies's Average Total Inventories for the three months ended in Mar. 2026 was $534 Mil. Watts Water Technologies's Cost of Goods Sold for the three months ended in Mar. 2026 was $351 Mil. Hence, Watts Water Technologies's Days Inventory for the three months ended in Mar. 2026 was 138.67.

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

WTS' s Days Inventory Range Over the Past 10 Years
Min: 105.06   Med: 110.68   Max: 135.69
Current: 134.61

During the past 13 years, Watts Water Technologies's highest Days Inventory was 135.69. The lowest was 105.06. And the median was 110.68.

WTS's Days Inventory is ranked worse than
56.19% of 2972 companies
in the Industrial Products industry
Industry Median: 119.385 vs WTS: 134.61

Watts Water Technologies's Days Inventory increased from Mar. 2025 (129.64) to Mar. 2026 (138.67). It might indicate that Watts Water Technologies's sales slowed down.

Inventory Turnover measures how fast the company turns over its inventory within a year. Watts Water Technologies's Inventory Turnover for the three months ended in Mar. 2026 was 0.66.

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. Watts Water Technologies's Inventory-to-Revenue for the three months ended in Mar. 2026 was 0.79.


Watts Water Technologies  (NYSE:WTS) 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.

Watts Water Technologies'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.

Watts Water Technologies'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.


Watts Water Technologies Days Inventory Related Terms


Watts Water Technologies Days Inventory Historical Data

* Premium members only.

The historical data trend for Watts Water Technologies'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.

Watts Water Technologies Days Inventory Chart

Watts Water Technologies Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Days Inventory
Get a 7-Day Free Trial Premium Member Only Premium Member Only 111.08 123.24 129.10 121.35 135.69

Watts Water Technologies Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
Days Inventory 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 129.64 124.56 132.11 142.02 138.67

WTS vs CR, GTLS, FLS: Days Inventory Comparison

For the Specialty Industrial Machinery subindustry, Watts Water 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.


Watts Water Technologies Days Inventory vs Industrial Products Industry

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

* The bar in red indicates where Watts Water Technologies's Days Inventory falls into.


WTS
89GF Score
Watts Water Technologies Inc WTS
Days Inventory is just one metric. See GF Score™, valuation, warning signs, and more.
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Watts Water Technologies Days Inventory Calculation

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

Watts Water 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
=( (392.1 + 524.3) / 2 ) / 1232.5*365
=458.2 / 1232.5*365
=135.69

Watts Water Technologies's Days Inventory for the quarter that ended in Mar. 2026 is calculated as:

Days Inventory (Q: Mar. 2026 )
=Average Total Inventories / Cost of Goods Sold*Days in Period
=( (Total Inventories (Q: Dec. 2025 ) + Total Inventories (Q: Mar. 2026 )) / count ) / Cost of Goods Sold (Q: Mar. 2026 )*Days in Period
=( (524.3 + 543.1) / 2 ) / 351.2*365 / 4
=533.7 / 351.2*365 / 4
=138.67

* 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 Days Inventory →
What does a Days Inventory of 138.67 mean?
Watts Water Technologies (WTS) has a Days Inventory of 138.67 as of Mar. 2026. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Watts Water Technologies and its competitors. This is 25% above median its historical median of 110.68. Over the past decade, Watts Water Technologies' Days Inventory has ranged from 105.06 to 135.69. According to the industry distribution chart, Watts Water Technologies ranks #1670 out of 2972 companies in the Industrial Products industry, placing it in the top 56.2%.
Is Watts Water Technologies' Days Inventory too high?
Watts Water Technologies' current Days Inventory of 138.67 is 25% above median its 10-year median of 110.68. Over the past 10 years, this metric has ranged from a low of 105.06 to a high of 135.69. The Industrial Products industry median Days Inventory is 119.39. Watts Water Technologies' value of 138.67 is 16.2% above this industry median. Based on the distribution chart, Watts Water Technologies ranks #1670 out of 2972 companies in the Industrial Products industry, which is below the industry midpoint. Overall, Watts Water Technologies has a GF Score™ of 89/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Watts Water Technologies' Days Inventory compare to CR and GTLS?
According to the Industrial Products industry distribution chart, Watts Water Technologies ranks #1670 out of 2972 companies for Days Inventory. This places Watts Water Technologies in the lower half of its industry. The industry median Days Inventory is 119.39. Watts Water Technologies' value of 138.67 is 16.2% above this benchmark. Historically, Watts Water Technologies' own Days Inventory has ranged from 105.06 to 135.69 over the past decade. While the company's 10-year median is 110.68 vs. the industry median of 119.39, Watts Water 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 119.39, based on 2,972 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. Watts Water Technologies's current Days Inventory of 138.67 is 16.2% 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 Watts Water Technologies and its competitors. For the Industrial Products industry, the median Days Inventory is 119.39 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Watts Water Technologies's current Days Inventory is 138.67, which is 25% above median its own 10-year median of 110.68. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Watts Water Technologies stock overvalued right now?
Based on GuruFocus' analysis, Watts Water Technologies (WTS) is currently considered Significantly Overvalued. The stock's GF Value™ is $252.92, compared to a current price of $375.09 — trading 48.3% above its estimated fair value. The current Days Inventory is 138.67, which is 25% above median its 10-year median of 110.68 and 16.2% above the Industrial Products industry median of 119.39. Watts Water Technologies' overall GF Score™ is 89/100 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 Watts Water Technologies (WTS), the current Days Inventory is 138.67 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 Watts Water Technologies (WTS) Overvalued in 2026?

Based on GuruFocus' analysis, Watts Water Technologies stock appears to be overvalued. The current stock price of $375.09 is trading 48.3% above its estimated GF Value™ of $252.92. GuruFocus considers Watts Water Technologies to be Significantly Overvalued.

Key valuation signals for WTS:

  • Days Inventory: 138.67 (25% above median its 10-year median of 110.68)
  • GF Value™: $252.92 vs. price of $375.09 (48.3% above fair value)
  • GF Score™: 89/100 with 6 warning signs
  • Industry Position: 16.2% above the Industrial Products median (#1670 of 2972)

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


Watts Water Technologies Business Description

Other Exchanges W3W:Germany
Address 815 Chestnut Street, North Andover, MA, USA, 01845
Watts Water Technologies Inc is a U.S.-based company that provides safety, energy efficiency, and water conservation products. Its product portfolio includes residential and commercial flow control products, which are sold for plumbing and hot water applications; HVAC and gas products, including commercial boilers, water heaters, heating solutions, etc.; drainage and water reuse products, including drainage products and engineered rainwater-harvesting solutions; and water quality products, including point-of-use and point-of-entry water filtration, conditioning, and scale prevention systems. Its products are marketed through brands like Watts, Apex, Bradley, Nexa, and others. Geographically, the company derives its key revenue from the Americas, followed by Europe and the APMEA region.
89GF Score

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

$375.09
Price
$252.92
GF Value