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Mersen — Investor Relations & Filings

Ticker · MRN ISIN · FR0000039620 LEI · OQXDLNM5DTBULYMF5U27 PA Manufacturing
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Filings indexed 1,060 across all filing types
Latest filing 2026-01-28 Earnings Release
Country FR France
Listing PA MRN

About Mersen

https://www.mersen.co.uk/

Mersen is a global expert in advanced materials and electrical power. The company designs and manufactures innovative solutions for high-tech industries. Its Advanced Materials segment specializes in graphite-based products, including specialty graphite components, anti-corrosion equipment such as impervious graphite heat exchangers, and high-temperature insulation materials. The Electrical Power segment provides a range of solutions encompassing electrical protection and control, power management, and power transfer technologies. Mersen serves diverse markets, including energy, transportation, aerospace, and semiconductors, by developing customized solutions to meet specific client needs.

Recent filings

Filing Released Lang Actions
Mersen : chiffre d’affaires de 1,2 milliard d’euros en 2025, en ligne avec les attentes
Earnings Release Classification · 1% confidence The document is a press release from Mersen announcing its consolidated revenue for the full year 2025 and the fourth quarter of 2025. It provides key financial highlights, performance by business segment and region, and updates on financial objectives. It is a standard initial announcement of financial results, which fits the definition of an Earnings Release (ER). It is not a full Annual Report (10-K) or an Interim Report (IR), as it is a summary press release, and it is not merely an announcement of a report's publication (RPA) because it contains the actual financial data and analysis. FY 2025
2026-01-28 French
Mersen: Change to the Board of Directors
Board/Management Information Classification · 1% confidence The document is a press release announcing a change in the composition of the Board of Directors of Mersen, specifically the resignation of one member and the appointment of a new independent director. This falls directly under the definition of Board/Management Information (MANG).
2026-01-27 English
Mersen : Evolution au sein du Conseil d'administration
Board/Management Information Classification · 1% confidence The document is a press release announcing a change in the company's Board of Directors, specifically the resignation of one member and the co-option of a new member. This falls directly under the definition of Board/Management Information (MANG).
2026-01-27 French
Mersen : Bilan semestriel du contrat de liquidité : 2e semestre 2025
Transaction in Own Shares Classification · 1% confidence The document is a 'Bilan semestriel du contrat de liquidité' (Half-year liquidity contract report) for the company MERSEN. It details the number of shares and cash held in the liquidity account, as well as the volume of shares bought and sold during the period. This type of disclosure, which reports on the company's activity regarding its own shares under a liquidity agreement, is classified as 'Transaction in Own Shares' (POS).
2026-01-09 French
Mersen: Number of shares and voting rights as of December 31, 2025
Declaration of Voting Results & Voting Rights Announcements Classification · 1% confidence The document is a formal disclosure of the total number of voting rights and shares in the capital, specifically citing Article L-233-8-II of the French Code de Commerce and AMF regulations. This type of periodic regulatory disclosure regarding share capital and voting rights is classified under the Declaration of Voting Results & Voting Rights Announcements category.
2026-01-05 English
Mersen : nombre d'actions et de droits de vote au 31 décembre 2025
Regulatory Filings Classification · 1% confidence The document is a formal declaration under Articles L 233-8-II of the French Commercial Code and 223-16 of the AMF General Regulation. It provides the total number of shares and voting rights as of December 31, 2025. This is a standard regulatory disclosure regarding share capital and voting rights, which falls under the category of general regulatory announcements.
2026-01-05 French

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