What data download formats are available?

Note that each data feed on Nasdaq Data Link is delivered through one of the following Nasdaq Data Link APIs:

  • Streaming API for real-time data
  • REST API for real-time or delayed data
  • REST API for time-series
  • REST API for tables

You can learn more about these APIs and data formats here.

For real-time data, messages on Kafka topics are serialized and stored in Avro format.

For non-real-time data delivered through the REST API for time-series and REST API for tables, the data is available in CSV, XML and JSON formats. Please see our API documentation for further information.

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