Group structure and shareholders

Comet Holding AG is a stock corporation with limited liability under Swiss corporate law. It is registered with the commercial register of the Canton of Fribourg, Switzerland under company registration number CHE–101.348.386. The registered office of Comet Holding AG is located at Herrengasse 10, 3175 Flamatt, Switzerland. Comet Holding AG has no publicly traded subsidiaries. Business operations are conducted through the group of companies listed in note 2 of the separate financial statements of Comet Holding AG. All companies are wholly owned by Comet Holding AG.

The Group’s commercial activities are divided into three divisions: Plasma Control Technologies (PCT), X-Ray Systems (IXS) and Industrial X-Ray Modules (IXM). Financial reporting is segmented along these divisional lines. The financial data for the individual divisions is found in the segment reporting within the notes to the consolidated financial statements (note 4, “Segment reporting”).

Comet Holding AG is the Group’s only company listed on a stock exchange. The registered shares have been listed in the main market segment of the SIX Swiss Exchange in Zurich, Switzerland, since December 17, 2002 (ISIN no. CH0360826991). The closing share price on December 31, 2024 was CHF 248.50 (prior year: CHF 265.20), which resulted in a market capitalization of CHF 1,932 million (prior year: CHF 2,062 million).

At December 31, 2024, Comet Holding AG had 8,969 voting shareholders of record (i.e., voting shareholders registered in the share register; prior year: 8,134). Of the total issued registered stock, 100% (prior year: 100%) represented free float. Comet Holding AG held 4,588 shares of treasury stock at December 31, 2024 (prior year: 2,000). The structure of share ownership size classes among the shareholders of record at December 31, 2024, was as follows:

This analysis includes only the stock of shareholders who were registered in the share register. At December 31, 2024, the shares of unregistered owners amounted to 43% of the total (prior year: 43%).

Ownership interests in companies domiciled in Switzerland whose shares are listed at least partly in Switzerland must be notified both to the issuer company and to the SIX Swiss Exchange when the holder’s voting rights reach, increase above or fall below certain thresholds. These notification thresholds are 3%, 5%, 10%, 15%, 20%, 25%, 33 ⅓%, 50% and 66 ⅔% of voting rights. The relevant details are set out in the Financial Market Infrastructure Act (FinMIA) and in the Ordinance of the Swiss Financial Market Supervisory Authority on Stock Exchanges and Securities Trading (the FINMA Stock Exchange Ordinance).

At December 31, 2024, the Company, according to disclosure notifications, had the following significant shareholders (defined for this purpose as shareholders with voting rights of 3% or more of the Comet capital stock recorded in the Swiss commercial register of companies):

The Company has not been notified of any other shareholders that held 3% or more of its shares. To the best of the Company’s knowledge, there were no voting pool agreements.

In the fiscal year, seven reportable announcements were published. Disclosure notifications of significant shareholdings in Comet Holding AG that were filed with Comet Holding AG and SIX Swiss Exchange are available from the online publication platform of the SIX Swiss Exchange through the following database search page: https://www.ser-ag.com/en/resources/notifications-market-participants/significant-shareholders.html.

At December 31, 2024, Comet Holding AG had no cross-shareholdings with other publicly traded companies (prior year: nil).