S&P Global Ratings has maintained its long- and short-term issuer credit ratings for SIX Group AG, confirming the Swiss infrastructure operator’s financial stability. The rating agency upheld an ‘A/A-1’ rating on the parent company and ‘A+/A-1’ ratings on operating subsidiaries SIX SIS AG and SIX x-clear AG, with stable outlooks assigned to all entities.
- Parent Company Rating: A/A-1 (long/short-term)
- Subsidiary Ratings: A+/A-1 (long/short-term)
- Outlook Status: Stable for all rated entities
- Rating Driver: Scale Up 2027 transformation program execution
The stable outlooks reflect S&P Global’s expectation that SIX will sustain revenue growth and EBITDA margin expansion while maintaining sustainable financial leverage. The ratings agency highlighted strong operational performance in the first half of 2026, noting progress under SIX’s Scale Up 2027 transformation initiative.
SIX’s first-half results demonstrated continued business growth across its portfolio, successful integration of Aquis Exchange, and disciplined cost management practices. These metrics underscore the group’s ability to balance investment in core operations with pursuit of expansion opportunities while maintaining financial discipline.
S&P Global Ratings’ assessment confirms the strong progress we are making in executing our Group strategy and strengthening our financial profile. Our performance in the first half of 2026 reflects continued growth across our businesses, the successful integration of Aquis Exchange, and disciplined cost management.
Markus Habbel, Chief Financial Officer at SIX, stated that the maintained ratings validate the company’s strategic execution. He emphasized that financial strength enables continued investment in core businesses and pursuit of growth opportunities while delivering innovative solutions for clients.

Markus Habbel, Chief Financial Officer at SIX. Source: LinkedIn
