🇱🇺 Luxembourg Insider Transactions
The CSSF (Commission de Surveillance du Secteur Financier) supervises MAR Article 19 disclosures for all Luxembourg-listed companies. Filings are published via the LuxSE Official Appointed Mechanism (OAM) as MATS documents.
Filter by country, sort by value, and see conviction scores for every filing.
About Luxembourg insider disclosure
Regulator
Commission de Surveillance du Secteur Financier (CSSF)
Disclosure deadline
T+3 business days
Legal framework
EU MAR Article 19
Data format
ESMA HOS-2 form (PDF)
Key Luxembourg companies
Notable companies with Luxembourg home member state that file with the CSSF:
- Brederode SA — Private equity holding company, dual-listed on LuxSE and Euronext Brussels (ISIN: LU1068091351)
- Luxempart SA — Investment holding company, listed on LuxSE (ISIN: LU2605908552)
- Fotex Holding SE — Retail holding company, listed on LuxSE Euro MTF (ISIN: LU2057892510)
- ArcelorMittal — Global steel producer headquartered in Luxembourg (ISIN: LU1598757687)
What InsidersAlpha tracks
InsidersAlpha collects every PDMR (Person Discharging Managerial Responsibilities) and closely-associated-person transaction filed via LuxSE for Luxembourg-domiciled issuers. This includes:
- Open-market purchases and sales by executives, directors, and board members
- Transactions by closely associated persons and controlled entities (HOS-2 form)
- Conviction scoring based on the insider's historical track record
- Signal detection: cluster buying, repetitive buying, price dip purchases, pre-earnings timing
Grants, vestings, and zero-price awards are excluded. The filing_url points directly to the official ESMA HOS-2 PDF on dl.luxse.com.
Other markets
InsidersAlpha covers 16 European and Asian markets: