Capital Market Law

Reporting and Disclosure Obligations / Ad Hoc Disclosure Requirements / Directors’ Duties of Conduct / Public Takeover Offers / IPOs and Delistings

Bühler Law advises listed companies on all aspects of capital markets law, including compliance with stock exchange regulations and self-regulatory requirements. We support our clients through legal advice, litigation and the preparation of expert legal opinions.

Prof. Dr. Christoph B. Bühler, LL.M. is a recognised issuer representative before SIX Swiss Exchange and a member of the independent appeals body of the SIX trading venues. As Associate Professor of Corporate and Capital Markets Law at the University of Zurich, he has extensive experience as an expert witness and legal opinion provider and also serves as arbitrator in complex commercial disputes.

Public Takeovers, IPOs and Delistings

  • Duties of the board of directors in takeover situations and in dealing with activist shareholders
  • Management of conflicts of interest in takeover situations
  • Advice on defensive measures in response to hostile takeover bids
  • Responding to shareholder proposals in takeover situations
  • Legal advice to boards of directors in connection with initial public offerings (IPOs) and delistings
  • Dealing with recommendations issued by proxy advisors

Executive Compensation and Corporate Governance

  • Compensation of the board of directors and executive management
  • Design and implementation of compensation systems for listed companies
  • Articles of association, organisational regulations and internal corporate policies
  • Drafting and amendment of articles of association of listed companies
  • Preparation and revision of organisational regulations
  • Development of internal policies, codes of conduct and corporate guidelines

Disclosure of Shareholdings and Management Transactions

  • Compliance with disclosure obligations relating to the acquisition and disposal of significant shareholdings
  • Disclosure of management transactions

Reporting and Ongoing Disclosure Obligations

  • Compliance with ad hoc disclosure requirements
  • Market abuse, including insider trading and market manipulation
  • Corporate governance reporting
  • Compensation reports
  • Sustainability and ESG reporting

Proceedings before Stock Exchanges and Trading Venues

  • Legal advice and representation in connection with preliminary inquiries and enforcement investigations by SIX Swiss Exchange
  • Assessment of appeals as a member of the independent appeals body of the SIX trading venues, including appeals against decisions concerning the admission or exclusion of participants, sanctions imposed on traders, trading suspensions, delistings and related regulatory matters

Publications on Capital Market Law

Publications by Prof. Dr. Christoph B. Bühler, LL.M. on Capital Market Law

  • 2025

    Transparenz über Nachhaltigkeitsaspekte - Erste Erfahrungen und ein Ausblick

    Christoph B. Bühler / Anne-Sophie Burckhardt-Buchs, Transparenz über Nachhaltigkeitsaspekte - Erste Erfahrungen und ein Ausblick, SZW 97 (2025) 135 ff.

  • 2022

    Konzernverantwortungsinitiative: Übertragung der Geschäftsherrenhaftung auf «kontrollierte Unternehmen»

    Christoph B. Bühler, Konzernverantwortungsinitiative: Übertragung der Geschäftsherrenhaftung auf «kontrollierte Unternehmen», in Alexander Vogel (Hrsg.)., Umstrukturierungen und Haftung im Konzern, Zürich 2022, 73 ff.

  • 2021

    Nichtfinanzielle Berichterstattung nach dem Gegenvorschlag zur Konzernverantwortungsinitiative und ihre Bedeutung für den Finanzsektor

    Christoph B. Bühler, Nichtfinanzielle Berichterstattung nach dem Gegenvorschlag zur Konzernverantwortungsinitiative und ihre Bedeutung für den Finanzsektor, SZW 93 (2021) 716 ff.