SER — TRUSTED REGULATOR

SER regulates and monitors exchange participants and issuers on the Swiss Stock Exchange and publishes any information relevant to this. We provide transparency and ensure that all market participants receive equal treatment.

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SER INITIATES INVESTIGATION AGAINST ORELL FÜSSLI LTD

On 17 March 2023, SIX Exchange Regulation AG (SER) initiated an investigation against Orell Füssli Ltd due to a potential violation of the rules on ad hoc publicity.

Media Release

  • What we do

    We regulate the Swiss Stock Exchange, set standards and communicate them.

  • What we do

    When standards are violated, we investigate.

  • What sets us apart

    We fulfil our duty neutrally and independently.

Management Transactions

Investors may be interested to know if managers are buying or selling shares in their own company. That’s why we make management transactions public.

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Transaction Reports

Under federal law, exchange participants and securities traders are obliged to fulfill their reporting obligations to ensure transparency in securities trading.

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​Media Releases

17.03.2023 SER initiates investigation against Orell Füssli Ltd On 17 March 2023, SIX Exchange Regulation AG (SER) initiated an investigation against Orell Füssli Ltd due to a potential violation of the rules on ad hoc publicity. 03.03.2023 Sanctions Proposal against Clariant Ltd On 2 March 2023, SIX Exchange Regulation AG (SER) has submitted a sanctions proposal to the Sanctions Commission against Clariant Ltd concerning alleged violations of the regulations on financial reporting. Further Media Releases