Spirax GroupSPXSY +2.04%89 FCF Margin % is 18.88% as of Dec. 2025, which is 42% above its 10-year median of 13.34. GuruFocus rates SPXSY with a GF Score™ of 89/100 and a GF Value™ of $55.53 (Modestly Undervalued). The stock has 4 warning signs investors should review. Among 3,036 Industrial Products companies, Spirax Group ranks better than 86.2% on this metric.
FCF Margin % is calculated as Free Cash Flow divided by its Revenue. Spirax Group's Free Cash Flow for the
six
months ended in Dec. 2025 was $223 Mil. Spirax Group's Revenue for the
six
months ended in Dec. 2025 was $1,179 Mil. Therefore, Spirax Group's FCF Margin % for the quarter that ended in Dec. 2025 was 18.88%.
The historical rank and industry rank for Spirax Group's FCF Margin % or its related term are showing as below:
SPXSY'
s FCF Margin % Range Over the Past 10 Years
Min: 7.67 Med: 13.34 Max: 17.56
Current: 13.36
During the past 13 years, the highest FCF Margin % of Spirax Group was 17.56%. The lowest was 7.67%. And the median was 13.34%.
SPXSY's FCF Margin % is ranked better than 86.2% of 3036
companies
in the Industrial Products industry
Industry Median: 1.555
vs SPXSY: 13.36
Spirax Group FCF Margin % Related Terms
Spirax Group FCF Margin % Historical Data
* Premium members only.
The historical data trend for Spirax Group's FCF Margin % 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.
For the Specialty Industrial Machinery subindustry, Spirax Group's FCF Margin %, along with its competitors' market caps and FCF Margin % 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.
Spirax Group FCF Margin % vs Industrial Products Industry
For the Industrial Products industry and Industrials sector, Spirax Group's FCF Margin % distribution charts can be found below:
* The bar in red indicates where Spirax Group's FCF Margin % falls into.
* 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.
Spirax Group (SPXSY) has a FCF Margin % of 18.88% as of Dec. 2025. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on Spirax Group and its competitors. This is 42% above median its historical median of 13.34. Over the past decade, Spirax Group's FCF Margin % has ranged from 7.67 to 17.56. According to the industry distribution chart, Spirax Group ranks #419 out of 3036 companies in the Industrial Products industry, placing it in the top 13.8%.
Is Spirax Group's FCF Margin % too high?
Spirax Group's current FCF Margin % of 18.88% is 42% above median its 10-year median of 13.34. Over the past 10 years, this metric has ranged from a low of 7.67 to a high of 17.56. The Industrial Products industry median FCF Margin % is 1.56. Spirax Group's value of 18.88% is 1114.1% above this industry median. Based on the distribution chart, Spirax Group ranks #419 out of 3036 companies in the Industrial Products industry, which is in the top quartile — a strong position relative to peers. Overall, Spirax Group has a GF Score™ of 89/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Spirax Group's FCF Margin % compare to GEV and ETN?
According to the Industrial Products industry distribution chart, Spirax Group ranks #419 out of 3036 companies for FCF Margin %. This places Spirax Group in the top 14% of its industry — outperforming the majority of peers. The industry median FCF Margin % is 1.56. Spirax Group's value of 18.88% is 1114.1% above this benchmark. Historically, Spirax Group's own FCF Margin % has ranged from 7.67 to 17.56 over the past decade. While the company's 10-year median is 13.34 vs. the industry median of 1.56, Spirax Group 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 FCF Margin % for an Industrial Products company?
The median FCF Margin % among Industrial Products companies is 1.56, based on 3,036 companies in the industry. Companies in the top quartile (top 25%) have a FCF Margin % significantly above this median, while those in the bottom quartile fall well below. However, FCF Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Spirax Group's current FCF Margin % of 18.88% is 1114.1% 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 FCF Margin % mean?
A high FCF Margin % can signal that a stock is expensive relative to its fundamentals. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on Spirax Group and its competitors. For the Industrial Products industry, the median FCF Margin % is 1.56 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Spirax Group's current FCF Margin % is 18.88%, which is 42% above median its own 10-year median of 13.34. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Spirax Group stock overvalued right now?
Based on GuruFocus' analysis, Spirax Group (SPXSY) is currently considered Modestly Undervalued. The stock's GF Value™ is $55.53, compared to a current price of $46.24 — trading 16.7% below its estimated fair value. The current FCF Margin % is 18.88%, which is 42% above median its 10-year median of 13.34 and 1114.1% above the Industrial Products industry median of 1.56. Spirax Group's overall GF Score™ is 89/100 with 4 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is FCF Margin % calculated?
FCF Margin % is calculated from a company's financial statements. For Spirax Group (SPXSY), the current FCF Margin % is 18.88% 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 Spirax Group (SPXSY) Overvalued in 2026?
Based on GuruFocus' analysis, Spirax Group stock appears to be undervalued.
The current stock price of $46.24 is trading 16.7% below its estimated GF Value™ of $55.53.
GuruFocus considers Spirax Group to be Modestly Undervalued.
Key valuation signals for SPXSY:
FCF Margin %: 18.88% (42% above median its 10-year median of 13.34)
GF Value™: $55.53 vs. price of $46.24 (16.7% below fair value)
Industry Position: 1114.1% above the Industrial Products median (#419 of 3036)
No single metric tells the full story. See the SPXSY stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Spirax is a global manufacturer of a wide range of applications for industrial and commercial steam systems, electric thermal solutions, and peristaltic pumps used across multiple industries. The group operates across three segments and has over 110,000 direct customers across 130 countries. Approximately 85% of group sales are generated from recurring maintenance and small improvements to existing customer systems. Spirax has 1,700 product lines and 2,100 sales and service engineers, who account for 25% of employees.
89GF Score
Get the complete analysis for SPXSY
FCF Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
SPXSY has been successfully added to your 
