Nasdaq Takes over Dorsey Wright Index Calculation
Nasdaq is transitioning the indexes it acquired at the start of this year away from distribution via other exchanges.
The exchange is advising data redistributors to update their databases to reflect the new source─moving away from S&P's index feed via CME's data platform and from NYSE's Global Index Feed─but to retain historical data from the previous feed mechanisms, though it says the identifiers for all indexes will remain the same.
In addition, Nasdaq will make daily files of components and weightings data available via its Global Index Watch and Global Index FlexFile Delivery mechanisms under a new data
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