Nasdaq offers reliable and comprehensive data through flexible access options. Learn about proprietary data products, distributors and subscription details.
Global Index Watch (GIW) is the direct web interface for index weights, components and more. To automate the retrieval of this data, view the secure web service specification.
Global Index FlexFile Delivery (GIFFD) offers clients a flexible and efficient delivery service for index weighting, advance corporate actions and extensive additional data for Nasdaq Indexes.
The Nasdaq Index Directory provides a list of indexes available on this site. For the definitions of allowable values, please refer to the Global Index Data Services Specification Appendix A.