Index consultations

Euronext Indices is committed to provide indices that respond to the best of its abilty to the needs of all stakeholders of its indices. In order to achieve this and in response to developments on the markets frequent feedback is sought among the known users of the indices. For major changes Euronext Indices will launch consultations from time to time via this page.

Each consultation will be open for at least 3 weeks.

A summary of the comments received will be published within 3 weeks after the consultation is closed. In principle the comments will be made public anonymously, indicating only the nature of person or institution providing the comment.

Taking into account the feedback received in the consultation, the Administrator will formulate a proposal for a rule change to the appropriate oversight committee for approval. As a rule such decision will be taken within 3 months after the decision.

AEX Family - Change of capping methodology

Euronext would like to consult a proposed change of the weighting methodology for the AEX family of indices, the changes will imply a reduction of the maximum weight of Companies in the Index.

AEX Family - Change of capping methodology consultation