The national blue-chip index dedicated to the Norwegian market.
Why invest in OBX?
The OBX® Index is part of the OBX Family, designed to reflect the price level trends in the trading of shares listed in Norway.
Launched in January 1987, the OBX is the most widely used indicator for the Norwegian market.
Euronext Oslo Børs is the Administrator and The Oslo Børs Steering Committee is the Independent Supervisor.
The OBX Family offers opportunities for the creation of a wide range of investment vehicles such as ETFs, structured products and funds.
Key Objective
The OBX Index consists of the 25 most traded securities on Oslo Børs, based on six months turnover rating. The index is a semi-annually revised free float adjusted index with composition changes and capping implemented after the market close of the third Friday of March and September.
Rule based
The index is capped to comply with UCITS III, and the total weighting of non-EEA companies is limited to a maximum of 10%. In the period between the composition review dates the number of shares for each constituent is fixed, with the exception of special capping and continuous adjustments for various corporate actions.
Investability
Stocks are screened to ensure liquidity, verifying that the index is investable.
Transparency
The index rules are transparent and publicly available on Euronext website.
Learn more about OBX Index:
OBX Factsheet | OBX Index Rules
Euronext Blue-chip indices
The OBX index is part of a broader suite of flagship indices across Euronext geographies.
Discover more Euronext Flagship Indices
The OBX Index also includes an ESG version.
Watch the OBX presentation:
Contact us at index-team@euronext.com for any queries.
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