B1G Numbers 2025: A Year of Records

In both Switzerland and Spain, the main stock market indicators of SIX hit new all-time highs in 2025, and while the Swiss Market Index SMI® progressed 14.4%, the Spanish IBEX35® rose by an impressive 49.3%. Double-digit growth was also recorded in terms of trading turnover on both exchanges, while SIX Swiss Exchange and BME Exchange celebrated 20 new company listings and four award wins. Discover all the records and milestones in our new B1G Numbers video for the full year of 2025, presented by Pascal Hollenstein, Senior Relationship Manager, Exchanges, SIX. 

The B1G Numbers videos provide transparency for the the market and wider public. This includes the development of trading volumes, the number of trades and the performance our blue chip indices, among other highlights. Discover previous editions

SIX has seen substantial growth of listing, capital raising and trading activity on its stock exchanges in Switzerland and Spain, accompanied by record performances of its blue chip benchmarks, SMI and IBEX35, over the course of 2025. In addition, SIX once again demonstrated the strength and reliability of its market infrastructure. Discover our Media Release