Index Resources Hub
Discover our index resources to monitor and manage your index portfolio, including reporting free float, index adjustments, messages, licensing, and more.
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Get Access to the SIX Indices
Do you want to include SIX Indices in your investment strategy? Learn more about the index data licensing from SIX.
SIX provides constituent level data including weights, selection lists, index preview and review information to allow you to track index changes and corporate actions for all index participants.
Reporting Free Float
The provided information will be used for the calculation of the free float factor. The free float is a component which is used for index calculations. In order to calculate the size of a stake SIX uses the reports submitted under Art. 120 FinfraG. For a detailed description of free float calculations, see Section 5.1.2 of the Rulebook governing Equity and Real Estate Indices.
The Free Float form concerning domestic and foreign companies can be returned by email or by mail.
Should you have any questions, please do not hesitate to contact the Swiss Index Technical Support Team from 8.00 am to 6:30 pm CET on trading days.