EQS-Ad-hoc: R. Stahl AG / Key word(s): Personnel decisions / Board of Directors
R. Stahl AG: Dr. Claus Bischoff is resigning from his position as a member of the Executive Board of R. STAHL Aktiengesellschaft with immediate effect and will be leaving the company on May 31, 2026.

May 26, 2026 / 4:03 p.m. CET/CEST
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Dr. Claus Bischoff is resigning from his position as a member of the board of directors of R. STAHL Aktiengesellschaft will resign with immediate effect and will leave the company on May 31, 2026.

Waldenburg, May 26, 2026 – The Supervisory Board of R. STAHL AG and Dr. Claus Bischoff, CEO, mutually agreed today to end the collaboration.

Mr. Dr. Claus Bischoff has resigned from his position as a member of the board with immediate effect at his own request and for personal reasons. At the same time, a termination agreement was concluded for the board service contract, which ends on May 31, 2026.

Board member Mr. Tobias Popp will discuss this with Dr. Bischoff will take over the department he was responsible for until further notice.

The Supervisory Board has already initiated steps for further succession planning.

About R STEEL – www.r-stahl.com
R. STAHL is one of the world’s leading providers of electrical and electronic products and systems for explosion protection. They prevent explosions in endangered areas and thus contribute to the safety of people, machines and the environment. The spectrum extends across the portfolio segments Electrical, Automation and Lighting and is rounded off by the cross-sectional area of ​​Customer Solutions. Typical users are the chemical and pharmaceutical industries, the oil & gas industry – including LNG applications – and the food and beverage industry. Most of R. STAHL products are also approved for use with hydrogen. In 2025, 1,659 employees worldwide generated sales of €313 million. The shares of R. STAHL AG are traded on the Regulated Market/Prime Standard of the German Stock Exchange (ISIN DE000A1PHBB5).

Forward-Looking Statements
This information contains forward-looking statements that are based on assumptions and estimates made by R. STAHL’s management. Although we believe that the expectations reflected in these forward-looking statements are reasonable, we can give no assurance that the expectations will prove to be correct. The assumptions may involve risks and uncertainties that could cause actual results to differ materially from the forward-looking statements. Factors that could cause such differences include, but are not limited to: changes in the economic and business environment, exchange rate and interest rate fluctuations, introduction of competing products, lack of acceptance of new products or services and changes in business strategy. An update of the forward-looking statements by R. STAHL is neither planned nor does R. STAHL assume any obligation to do so.

The content of this information appeals equally to all genders. The male form is used solely for reasons of readability and without any intention to discriminate. This means that all genders are included.

Contact:

R. STAHL AG
Judith Schäuble
Director Corporate Communications & Investor Relations
At station 30
74638 Waldenburg (Württemberg)
Germany

Tel. +49 7942 943-1396
[email protected]

May 26, 2026 CET/CEST The EQS distribution services include legal reporting requirements, corporate news/financial news and press releases.
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