FSTR (L.B. Foster Co) FCF Margin %: -11.06% (As of Mar. 2026)


FSTR L.B. Foster Co FSTR
66 GF Score
Price $44.26
GF Value $25.01
Valuation Significantly Overvalued
! 5 Warning Signs
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What is L.B. Foster Co FCF Margin %?

L.B. Foster Co FSTR +2.16% 66 FCF Margin % is -11.06% as of Mar. 2026. GuruFocus rates FSTR with a GF Score™ of 66/100 and a GF Value™ of $25.01 (Significantly Overvalued). The stock has 5 warning signs investors should review. Among 1,006 Transportation companies, L.B. Foster Co ranks better than 61.03% on this metric.

FCF Margin % is calculated as Free Cash Flow divided by its Revenue. L.B. Foster Co's Free Cash Flow for the three months ended in Mar. 2026 was $-13.4 Mil. L.B. Foster Co's Revenue for the three months ended in Mar. 2026 was $121.1 Mil. Therefore, L.B. Foster Co's FCF Margin % for the quarter that ended in Mar. 2026 was -11.06%.

As of today, L.B. Foster Co's current FCF Yield % is 8.75%.

The historical rank and industry rank for L.B. Foster Co's FCF Margin % or its related term are showing as below:

FSTR' s FCF Margin % Range Over the Past 10 Years
Min: -3.66   Med: 3.1   Max: 7.19
Current: 7.19


During the past 13 years, the highest FCF Margin % of L.B. Foster Co was 7.19%. The lowest was -3.66%. And the median was 3.10%.

FSTR's FCF Margin % is ranked better than
61.03% of 1006 companies
in the Transportation industry
Industry Median: 4.38 vs FSTR: 7.19


L.B. Foster Co FCF Margin % Related Terms


L.B. Foster Co FCF Margin % Historical Data

* Premium members only.

The historical data trend for L.B. Foster Co'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.

L.B. Foster Co FCF Margin % Chart

L.B. Foster Co Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
FCF Margin %
Get a 7-Day Free Trial Premium Member Only Premium Member Only -1.11 -3.66 5.97 2.42 4.67

L.B. Foster Co Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
FCF Margin % 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 -29.36 5.38 19.07 12.35 -11.06

FSTR vs RAIL, SWVL, RVSN: FCF Margin % Comparison

For the Railroads subindustry, L.B. Foster Co'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.


L.B. Foster Co FCF Margin % vs Transportation Industry

For the Transportation industry and Industrials sector, L.B. Foster Co's FCF Margin % distribution charts can be found below:

* The bar in red indicates where L.B. Foster Co's FCF Margin % falls into.


FSTR
66GF Score
L.B. Foster Co FSTR
FCF Margin % is just one metric. See GF Score™, valuation, warning signs, and more.
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L.B. Foster Co FCF Margin % Calculation

FCF margin is the ratio of Free Cash Flow divided by net sales or Revenue, usually presented in percent.

L.B. Foster Co's FCF Margin for the fiscal year that ended in Dec. 2025 is calculated as

FCF Margin=Free Cash Flow (A: Dec. 2025 )/Revenue (A: Dec. 2025 )
=25.195/540.009
=4.67 %

L.B. Foster Co's FCF Margin for the quarter that ended in Mar. 2026 is calculated as

FCF Margin=Free Cash Flow (Q: Mar. 2026 )/Revenue (Q: Mar. 2026 )
=-13.398/121.144
=-11.06 %

* 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 FCF Margin % →
What does a FCF Margin % of -11.06% mean?
L.B. Foster Co (FSTR) has a FCF Margin % of -11.06% as of Mar. 2026. Free cash flow margin is the ratio of total free cash flow to net sales. View historical data on L.B. Foster Co and its competitors. According to the industry distribution chart, L.B. Foster Co ranks #392 out of 1006 companies in the Transportation industry, placing it in the top 39%.
Is L.B. Foster Co's FCF Margin % too high?
L.B. Foster Co's current FCF Margin % is -11.06%. Based on the distribution chart, L.B. Foster Co ranks #392 out of 1006 companies in the Transportation industry, which is above the industry midpoint. Overall, L.B. Foster Co has a GF Score™ of 66/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does L.B. Foster Co's FCF Margin % compare to RAIL and SWVL?
According to the Transportation industry distribution chart, L.B. Foster Co ranks #392 out of 1006 companies for FCF Margin %. This puts L.B. Foster Co in the upper half of its industry. The industry median FCF Margin % is 4.38. 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 Transportation company?
The median FCF Margin % among Transportation companies is 4.38, based on 1,006 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. 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 L.B. Foster Co and its competitors. For the Transportation industry, the median FCF Margin % is 4.38 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. L.B. Foster Co's current FCF Margin % is -11.06%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is L.B. Foster Co stock overvalued right now?
Based on GuruFocus' analysis, L.B. Foster Co (FSTR) is currently considered Significantly Overvalued. The stock's GF Value™ is $25.01, compared to a current price of $44.26 — trading 76.9% above its estimated fair value. The current FCF Margin % is -11.06%. L.B. Foster Co's overall GF Score™ is 66/100 with 5 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 L.B. Foster Co (FSTR), the current FCF Margin % is -11.06% 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 L.B. Foster Co (FSTR) Overvalued in 2026?

Based on GuruFocus' analysis, L.B. Foster Co stock appears to be overvalued. The current stock price of $44.26 is trading 76.9% above its estimated GF Value™ of $25.01. GuruFocus considers L.B. Foster Co to be Significantly Overvalued.

Key valuation signals for FSTR:

  • FCF Margin %: -11.06%
  • GF Value™: $25.01 vs. price of $44.26 (76.9% above fair value)
  • GF Score™: 66/100 with 5 warning signs

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


L.B. Foster Co Business Description

Other Exchanges LB1A:Germany
Address 415 Holiday Drive, Suite 100, Pittsburgh, PA, USA, 15220
L.B. Foster Co is a technology solutions provider of products and services for the rail and infrastructure markets. The company has two reporting segments: Rail, Technologies, and Services (Rail); and Infrastructure Solutions (Infrastructure). Maximum revenue is generated from the Rail segment, which is comprised of several manufacturing and distribution businesses that provide products and services for freight and passenger railroads and industrial companies throughout the world. The Infrastructure segment offers engineered precast concrete solutions, as well as fabricated bridge, protective pipe coating, and pipe threading offerings across North America. Geographically, the company generates maximum revenue from the United States, followed by Canada, the UK, and other markets.
66GF Score

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

$44.26
Price
$25.01
GF Value