Big Yellow GroupLSE:BYG +1.55%72 FCF Margin % is 49.06% as of Mar. 2026, which is 13% below its 10-year median of 56.38. GuruFocus rates LSE:BYG with a GF Score™ of 72/100 and a GF Value™ of £10.56 (Modestly Undervalued). The stock has 6 warning signs investors should review. Among 936 REITs companies, Big Yellow Group ranks better than 61.43% on this metric.
The historical rank and industry rank for Big Yellow Group's FCF Margin % or its related term are showing as below:
LSE:BYG'
s FCF Margin % Range Over the Past 10 Years
Min: 51.32 Med: 56.38 Max: 62.54
Current: 52.08
During the past 13 years, the highest FCF Margin % of Big Yellow Group was 62.54%. The lowest was 51.32%. And the median was 56.38%.
LSE:BYG's FCF Margin % is ranked better than 61.43% of 936
companies
in the REITs industry
Industry Median: 40.025
vs LSE:BYG: 52.08
Big Yellow Group FCF Margin % Related Terms
Big Yellow Group FCF Margin % Historical Data
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The historical data trend for Big Yellow 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 REIT - Industrial subindustry, Big Yellow 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.
Big Yellow Group FCF Margin % vs REITs Industry
For the REITs industry and Real Estate sector, Big Yellow Group's FCF Margin % distribution charts can be found below:
* The bar in red indicates where Big Yellow 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.
Big Yellow Group (LSE:BYG) has a FCF Margin % of 49.06% as of Mar. 2026. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on Big Yellow Group and its competitors. This is 13% below median its historical median of 56.38. Over the past decade, Big Yellow Group's FCF Margin % has ranged from 51.32 to 62.54. According to the industry distribution chart, Big Yellow Group ranks #361 out of 936 companies in the REITs industry, placing it in the top 38.6%.
Is Big Yellow Group's FCF Margin % too high?
Big Yellow Group's current FCF Margin % of 49.06% is 13% below median its 10-year median of 56.38. Over the past 10 years, this metric has ranged from a low of 51.32 to a high of 62.54. The REITs industry median FCF Margin % is 40.03. Big Yellow Group's value of 49.06% is 22.6% above this industry median. Based on the distribution chart, Big Yellow Group ranks #361 out of 936 companies in the REITs industry, which is above the industry midpoint. Overall, Big Yellow Group has a GF Score™ of 72/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Big Yellow Group's FCF Margin % compare to PLD and PSA?
According to the REITs industry distribution chart, Big Yellow Group ranks #361 out of 936 companies for FCF Margin %. This puts Big Yellow Group in the upper half of its industry. The industry median FCF Margin % is 40.03. Big Yellow Group's value of 49.06% is 22.6% above this benchmark. Historically, Big Yellow Group's own FCF Margin % has ranged from 51.32 to 62.54 over the past decade. While the company's 10-year median is 56.38 vs. the industry median of 40.03, Big Yellow 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 a REITs company?
The median FCF Margin % among REITs companies is 40.03, based on 936 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. Big Yellow Group's current FCF Margin % of 49.06% is 22.6% 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 Big Yellow Group and its competitors. For the REITs industry, the median FCF Margin % is 40.03 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Big Yellow Group's current FCF Margin % is 49.06%, which is 13% below median its own 10-year median of 56.38. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Big Yellow Group stock overvalued right now?
Based on GuruFocus' analysis, Big Yellow Group (LSE:BYG) is currently considered Modestly Undervalued. The stock's GF Value™ is £10.56, compared to a current price of £9.20 — trading 12.9% below its estimated fair value. The current FCF Margin % is 49.06%, which is 13% below median its 10-year median of 56.38 and 22.6% above the REITs industry median of 40.03. Big Yellow Group's overall GF Score™ is 72/100 with 6 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 Big Yellow Group (LSE:BYG), the current FCF Margin % is 49.06% 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 Big Yellow Group (LSE:BYG) Overvalued in 2026?
Based on GuruFocus' analysis, Big Yellow Group stock appears to be undervalued.
The current stock price of £9.20 is trading 12.9% below its estimated GF Value™ of £10.56.
GuruFocus considers Big Yellow Group to be Modestly Undervalued.
Key valuation signals for LSE:BYG:
FCF Margin %: 49.06% (13% below median its 10-year median of 56.38)
GF Value™: £10.56 vs. price of £9.20 (12.9% below fair value)
Industry Position: 22.6% above the REITs median (#361 of 936)
No single metric tells the full story. See the LSE:BYG stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Big Yellow Group PLC operates a portfolio of modern, purpose-built self-storage stores. The Group provides self storage solutions for domestic and business customers, including storage space, flexi offices, dedicated office space, delivery acceptance, forklifting, courier arrangement services, and the sale of boxes and packing materials. The Group operates Big Yellow stores and Armadillo stores across the United Kingdom, with a focus on London and the South East. The Group operates in one segment, the provision of self-storage and related services.
72GF Score
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