Short Sale Circuit Breaker Data Field Definitions

Definitions and Data Fields - Web Display

 

Column Heading Definition
Symbol The four or five character identifier for each NASDAQ Security
Security Name The firm name for the security in the NASDAQ system.
Market Category The market category of the issue.

The allowed values for the Market Category are as follows:

  • Q - NASDAQ Global Select Market (NGS)
  • R - NASDAQ Capital Market
Trigger Time The time at which the stock met the criteria to be on the covered list

File Format - Download and FTP Files

The file format for both the Download and FTP file is as follows:

Symbol | Security Name | Market Category | Trigger Time

 

  • File name: shorthaltsyyyymmdd, where yyyymmdd reflects the trade date the data is based on.
  • Timestamp: The end of the data file will contain a timestamp row yyyymmddhhmmss, indicating when the file was created. This timestamp will indicate that the file is complete.

Additional Information