Largest companies in Luxembourg by total assets
Total assets is everything the company owns at the balance-sheet date. Banks and insurers dominate this measure because customer deposits and policy reserves sit on their balance sheets. Figures are for fiscal year 2025 and are read directly from each company's SEC filings; the source column on every row links to the document.
Arcelormittal (MT) tops the list with $97.7B in total assets for fiscal 2025, ahead of Ternium ($23.6B) and Tenaris ($20.1B). The top 10 together report $211B in total assets; the gap between #1 and #10 is ×29.44. 13 companies in Luxembourg report total assets, 0.5% of the 2836-filer universe. The last place on the list, Altisource Portfolio Solutions, comes in at $140M.
| # | Company | Total assets | YoY | 15-year trend |
|---|---|---|---|---|
| 1 | ArcelormittalMTLUMaterials | $97.7B | +9.3% | |
| 2 | TerniumTXLUMaterials | $23.6B | +2.1% | |
| 3 | TenarisTSLUMaterials | $20.1B | −1.8% | |
| 4 | Spotify TechnologySPOTLUCommunication services | $17.6B | +41.5% | |
| 5 | Millicom International CellularTIGOLUCommunication services | $17.3B | +25.6% | |
| 6 | SESSGBAFLUCommunication services | $15.7B | +46.4% | |
| 7 | Ardagh Metal PackagingAMBPLUIndustrials | $5.7B | +4.0% | |
| 8 | Nexa ResourcesNEXALUMaterials | $5.3B | +13.7% | |
| 9 | Corporacion America AirportsCAAPLUIndustrials | $4.4B | +6.4% | |
| 10 | GlobantGLOBLUTechnology | $3.3B | +5.4% | |
| 11 | CriteoCRTOLUCommunication services | $2.2B | −2.9% | |
| 12 | AlvotechALVOLUHealthcare | $1.5B | +21.8% | |
| 13 | Altisource Portfolio SolutionsASPSLUIndustrials | $140M | −2.6% |
All figures from SEC filings · FY2025 · 13
see sources
- Arcelormittal 0001243429-26-000020
- Ternium 0001342874-26-000020
- Tenaris 0001554855-26-000490
- Spotify Technology 0001628280-26-006874
- Millicom International Cellular 0001628280-26-020831
- SES 0001193125-26-138166
- Ardagh Metal Packaging 0001104659-26-024068
- Nexa Resources 0001292814-26-001787
- Corporacion America Airports 0001104659-26-029442
- Globant 0001628280-26-012910
- Criteo 0001576427-26-000092
- Alvotech 0001898416-26-000004
- Altisource Portfolio Solutions 0001462418-26-000045
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<p style="max-width:680px;font:13px system-ui,sans-serif">Source: <a href="https://companiesranked.com/en/largest-companies-in-luxembourg-by-total-assets">Largest companies in Luxembourg by total assets</a> — CompaniesRanked, compiled from SEC EDGAR filings</p>Cite this page
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{{cite web |title=Largest companies in Luxembourg by total assets |url=https://companiesranked.com/en/largest-companies-in-luxembourg-by-total-assets |website=CompaniesRanked |date=2026-09-25 |language=en}}APA 7
CompaniesRanked. (September 25, 2026). Largest companies in Luxembourg by total assets. CompaniesRanked. https://companiesranked.com/en/largest-companies-in-luxembourg-by-total-assetsBibTeX
@misc{companiesranked-en-largest-companies-in-luxembourg-by-total-assets-2026,
author = {{CompaniesRanked}},
title = {{Largest companies in Luxembourg by total assets}},
year = {2026},
howpublished = {\url{https://companiesranked.com/en/largest-companies-in-luxembourg-by-total-assets}},
note = {Compiled from SEC EDGAR XBRL filings; data as of 2026-09-25},
urldate = {2026-09-25}
}The figures are rebuilt with every data refresh, so the reference carries the publication date. Add your own access date if your style requires one.
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