Extraordinary Index Adjustments

On the occasion of the ongoing merger between Helvetia Holding and Baloise Holding, SIX is carrying out an extraordinary index adjustment for the SLI®, SMIM® and SPI® Mid-cap indices. The affected indices will be adjusted as of 22 December 2025.

Extraordinary Index Adjustments
Published at
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Media

Changes to the SMIM® index basket

Admission to the SMIM®

GALENICA N CH0360674466

Exclusion from the SMIM®

No changes  

Changes to the SLI® index basket

Admission to the SLI®

Helvetia Baloise Holding                                                                         CH0466642201

Exclusion from the SLI®

SWATCH GROUP I                                                                              CH0012255151

Changes to the SPI® Small and Mid index baskets

Changes from SPI® Small to SPI® Mid

DOTTIKON ES N CH0582581713

Changes from SPI® Mid to SPI® Small

No changes  

Further Information

For further information, please refer to the equity index selection list and to the equity index forecast on the website:

Access to the Closed User Group required.

Any questions?

Please do not hesitate to contact Julian Chan.

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About SIX
SIX serves the Swiss and Spanish financial centers and a broad international client base, offering stable and efficient infrastructure services. SIX operates stock exchanges and provides services in post trading, financial information as well as the payments business. The company is owned by its users (about 120 financial institutions). With over 4,400 employees and a presence in 19 countries, SIX generated operating income of CHF 1.6 billion and EBITDA of CHF 443.7 million in 2024.
www.six-group.com

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