---
schema_version: "secwatch.filing_event.v1"
accession: "0000352825-26-000011"
form_type: "8-K"
ticker: "FSTR"
cik: "0000352825"
company_name: "FOSTER L B CO"
filed_at: "2026-03-03T23:59:59+00:00"
generated_at: "2026-05-15T22:21:47.636926+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# L.B. Foster Q4 net sales up 25.1% YoY to $160.4M; Adjusted EBITDA rises 89% to $13.7M

## Summary
- Q4 net income $2.4M vs loss of $0.2M last year; full-year net sales $540M (+1.7%).
- Full-year Adjusted EBITDA $39.1M (+16.4%); operating cash flow $35.6M, debt reduced to $42.8M (leverage 1.0x).
- FY2026 guidance: net sales $540M–$580M, Adjusted EBITDA $41M–$46M, FCF $15M–$25M.
- Rail sales +23.7% (Global Friction Mgmt +41.6%); Infrastructure +27.3% (Steel Products +58.2%).
- UK Rail restructuring charges $2.2M in Q4; 121K shares repurchased for $3.3M.

## SEC filing metadata
- accession: 0000352825-26-000011
- form_type: 8-K
- ticker: FSTR
- cik: 0000352825
- company_name: FOSTER L B CO
- filed_at: 2026-03-03T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/352825/000035282526000011/0000352825-26-000011-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/352825/000035282526000011/fstr-20260303.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000352825-26-000011
- JSON: https://secwatch.observer/filing/0000352825-26-000011.json
- Plain text: https://secwatch.observer/filing/0000352825-26-000011.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.