Sunrise Communications appoints Andreas Tolpeit CFO

Sunrise Communications AG (SNNRF) reports a leadership change in its finance function.

Rhea-AI Filing Summary

Sunrise Communications AG (SNNRF) reports a leadership change in its finance function. Andreas Tolpeit has been appointed Chief Financial Officer and member of the executive committee, effective September 1, 2026, succeeding Jany Fruytier, who ceased serving as CFO on the same date. Tolpeit joined on August 16, 2026 to support an orderly transition and brings international experience in finance, strategy and transformation, including prior roles as CFO of Cognita and Head of Investments at Jacobs Holding. The company states there are no family relationships with directors or executives and no arrangements or understandings with any person regarding his appointment.

Key Figures

Effective date of CFO appointment: September 1, 2026 Transition start date: August 16, 2026 Report date: September 1, 2026

3 metrics

Effective date of CFO appointment September 1, 2026 Date when Andreas Tolpeit became Chief Financial Officer and executive committee member

Transition start date August 16, 2026 Date when Andreas Tolpeit joined Sunrise Communications AG to facilitate the CFO transition

Report date September 1, 2026 Date on which the report was signed by General Counsel and Corporate Affairs Officer Marcel Huber

Key Terms

foreign private issuer, Form 20-F, executive committee, artificial intelligence strategy initiatives

4 terms

foreign private issuer regulatory

"FORM 6-K REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16"

A foreign private issuer is a company organized outside the United States that meets tests showing it is primarily foreign-controlled and therefore qualifies for a different set of U.S. reporting rules. For investors, that means the company files less frequent or differently formatted disclosures with U.S. regulators and may follow home-country accounting and governance practices, so buying its stock is like dining at a well-reviewed restaurant that follows its home kitchen’s rules instead of the local menu — you get access but should check what standards apply.

Form 20-F regulatory

"whether the registrant files or will file annual reports under cover of Form 20-F"

Form 20-F is the standardized annual disclosure that non-U.S. companies must file with the U.S. securities regulator when their shares are traded in the U.S.; it contains audited financial statements, a plain-language description of the business, management discussion, governance details and key risk factors. It matters to investors because it provides a consistent, comparable company “report card” and rulebook, helping buyers assess financial health, governance and risks before investing.

executive committee financial

"appointed Chief Financial Officer and a member of the Company’s executive committee"

An executive committee is a small group of top leaders within an organization responsible for making important decisions and setting strategic direction. Think of it as the company's steering team, guiding the overall course and ensuring management actions align with long-term goals. For investors, understanding the executive committee helps gauge how decisions are made at the highest level and how leadership might influence the company's future performance.

artificial intelligence strategy initiatives technical

"oversaw technology, innovation and artificial intelligence strategy initiatives"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What executive change did Sunrise Communications AG (SNNRF) announce?

Sunrise Communications AG announced that Andreas Tolpeit has been appointed Chief Financial Officer and member of the executive committee, effective September 1, 2026, succeeding Jany Fruytier, who ceased serving as CFO on the same date.

When did the new CFO of Sunrise Communications AG (SNNRF) join and take office?

Andreas Tolpeit joined Sunrise Communications AG on August 16, 2026 to facilitate an orderly transition and became Chief Financial Officer and executive committee member effective September 1, 2026.

What is the professional background of the new Sunrise Communications (SNNRF) CFO?

Andreas Tolpeit previously served as Chief Financial Officer of Cognita, a global private schools group, overseeing financial management and technology, innovation and artificial intelligence strategy initiatives, and earlier was Head of Investments at Jacobs Holding with responsibilities for strategy, financing and transaction execution.

Are there family relationships between Sunrise Communications (SNNRF) executives and the new CFO?

The company states there are no family relationships between Andreas Tolpeit and any director or executive officer of Sunrise Communications AG.

Were there any special arrangements leading to the appointment of Sunrise Communications’ (SNNRF) new CFO?

Sunrise Communications AG states there are no arrangements or understandings between Andreas Tolpeit and any other person pursuant to which he was appointed Chief Financial Officer.

Who signed the Sunrise Communications AG (SNNRF) report announcing the CFO change?

The report was signed on behalf of Sunrise Communications AG by Marcel Huber, who is identified as General Counsel and Corporate Affairs Officer, dated September 1, 2026.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Available on EDGAR 09/01/2026 - 09:14 AM EDT Accepted by SEC EDGAR 09/01/2026 - 09:14 AM EDT Learn about SEC filing dates

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 6-K

REPORT OF FOREIGN PRIVATE ISSUER

PURSUANT TO RULE 13a-16 OR 15d-16

UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of September, 2026

Commission File Number: 001-42394

Sunrise Communications AG

(Exact name of registrant as specified in its charter)

Thurgauerstrasse 101b

8152 Glattpark (Opfikon), Switzerland

Tel: +41 58 777 76 66

(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F:

Form 20-F ☒   Form 40-F ☐

Sunrise Communications AG (the “Company”) today announced that Andreas Tolpeit has been appointed Chief Financial Officer and a member of the Company’s executive committee, effective September 1, 2026.

Mr. Tolpeit joined the Company on August 16, 2026 to facilitate an orderly transition and succeeds Jany Fruytier, who ceased serving as Chief Financial Officer effective September 1, 2026.

Mr. Tolpeit brings significant international experience in finance, strategy and transformation. Most recently, he served as Chief Financial Officer of Cognita, a global private schools group, where he was responsible for the company’s financial management and oversaw technology, innovation and artificial intelligence strategy initiatives. Prior to joining Cognita, Mr. Tolpeit served as Head of Investments at Jacobs Holding, where he led the development and scaling of international platforms in the education and dental care sectors and was responsible for strategy development, financing activities and transaction execution.

There are no family relationships between Mr. Tolpeit and any director or executive officer of the Company. There are no arrangements or understandings between Mr. Tolpeit and any other person pursuant to which he was appointed as Chief Financial Officer.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

SUNRISE COMMUNICATIONS AG
By:		/s/ Marcel Huber
		Name:		Marcel Huber
		Title:		General Counsel and Corporate Affairs Officer of Sunrise Communications AG

Date: September 1, 2026