Source(s): We build our Index Constituents data set via meticulous research by a team of analysts using only publicly available information. In addition to telling you when a stock was added or removed from the index, we also include the relevant security reference data, including Ticker Symbol, Company Name, and ISIN.
History: Varies by index, going back in some cases as early as the 1890’s.
Updates: Data is updated daily.
Delivery: Files are delivered as delimited text files.
Pricing: Data costs depends on several inputs, including:
For which indexes do you want data
How much history do you want
Do you want updates going forward
Is the data for internal use only, or do you wish to redistribute any of the data