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Companies / Industrials / Foster L B Co.
FSTR

Foster L B Co.

IndustrialsWholesale
Ticker FSTRPITTSBURGH, PAFiscal year ends DecemberBook value per share $17.52Diluted shares 10.6M

L.B. Foster Company (Nasdaq: FSTR) provides engineered and manufactured products, technology solutions, and services for infrastructure markets. Its Rail, Technologies, and Services segment, which accounted for 57% of net sales in 2025, serves freight and passenger railroads, industrial companies, and transit… From the company’s description.

Over the twelve months to Sep 30, 2026, Foster L B Co. reported revenue of $588.06M, up 15.8% from a year earlier, and net income of $13.75M. Its operating margin was 4.4%, and operations generated $53.15M in cash. In fiscal 2025, it reported revenue of $540.01M, up 1.7% from fiscal 2024, and net income of $7.42M.

Fiscal year 2025 · ends 12-31Changes are against fiscal 2024The amber dot is the latest twelve months, to 2026-09-30
Sales & profitability
$540.01MFY2025
+1.7% year over year
Last 12 mo $588.06M
4.05%FY2025
+0.2 percentage points
Last 12 mo 4.44%
$7.42MFY2025
−82.7% year over year
Last 12 mo $13.75M
4.30%FY2025
−19.8 percentage points
Last 12 mo 7.42%
Cash & financing
$35.62MFY2025
+57.4% year over year
Last 12 mo $53.15M
$25.20MFY2025
+96.2% year over year
Last 12 mo $41.54M
0.24FY2025
Was 0.26× a year earlier
Last 12 mo 0.15
10.9MFY2025
−1.5% year over year
Last 12 mo 10.6M

Margins and return on equity change in ; everything else in percent. Fewer shares and less debt are shown plainly, not as bad news — it depends what you make of buybacks. Dotted labels explain each measure. is shown separately from the annual figures.

What Foster L B Co. does

In the company’s own words

L.B. Foster Company (Nasdaq: FSTR) provides engineered and manufactured products, technology solutions, and services for infrastructure markets. Its Rail, Technologies, and Services segment, which accounted for 57% of net sales in 2025, serves freight and passenger railroads, industrial companies, and transit operators with track components, friction-management products and services, monitoring systems, digital displays, and project-management and aftermarket services. Infrastructure Solutions represented 43% of 2025 net sales and supplies precast concrete buildings and products, fabricated bridge products, and protective pipe coatings and threading services to civil, energy, commercial, industrial, and residential markets. Products include CXT-branded precast buildings, ENVIROCAST insulated concrete walls, and ENVIROKEEPER water-management systems. The company, founded in 1902, operates across North America, South America, Europe, and Asia, with infrastructure operations primarily serving North America. It had 1,191 employees as of December 31, 2025. Its website is www.lbfoster.com.

Company details
Sector
Industrials
Industry (SIC)
Wholesale
Headquarters
PITTSBURGH, PA
Fiscal year end
December
CIK
352825
SIC
5051

Financial performance, year by year

Fiscal 2011–2025 · USD
$-221.33M$17.68M$256.70M$495.71M$734.73M201120122013201420152016201720182019202020212022202320242025Last 12 moLast 12 monthsLast 12 months

The full income statement, balance sheet and cash flow for each of these years — every figure traceable to its filing — is on the Financials tab with a free account.

Ownership

Who owns Foster L B Co. — and what changed

Funds as of 2026Q2 · superinvestors as of 2026-06-30

145
funds hold it
0 of 35
superinvestors hold it
$145.02M
held by funds, at market
33.4%
of shares held by funds

Largest fund holders · Foster L B Co.’s weight in each

0.55%of fund net assets
Brandes Small Cap Value Fund
BSCAX · Datum One Series Trust
2.96%of fund net assets
VANGUARD TOTAL STOCK MARKET INDEX FUND
VTI · VANGUARD INDEX FUNDS
0.00%of fund net assets
iShares Russell 2000 ETF
IWM · iShares Trust
0.01%of fund net assets
VANGUARD EXTENDED MARKET INDEX FUND
VXF · VANGUARD INDEX FUNDS
0.01%of fund net assets

Fund ownership is a floor, not a census — pensions, insurers and people holding shares directly are not visible here.

Fund ownership counts N-PORT filers only, so it is a floor rather than a census — pensions, insurers and direct holders are not visible here, and the remainder is not “held by individuals”.

Could not be determined for this company: bond issues.

Every fund and institutional holder, quarter by quarter, is on the Ownership tab with a free account.

Connected research

Put this business in context.

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  • “How do Foster L B Co. and its peers compare on margins and cash generation over ten years?”
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