The main exchange on which a given stock is listed. The stock may trade on other exchanges as well, but it will always have one and only one primary exchange.
Related information about primary exchange:
- Primary Exchange Definition | Investopedia
 The most important stock exchange in a given country. Common characteristics   of a primary exchange include a long history, primary listings of the country's top ...
 
- What is primary exchange? definition and meaning
 Definition of primary exchange: The main exchange on which a given stock is   listed. The stock may trade on other exchanges as well, but it will always have   one ...
 
- What Is a Primary Exchange?
 A primary exchange is the exchange that serves as the base of operations for the   trading that takes place on a given stock issue. Effectively serving as the home ...
 
- primary exchange
 The main exchange, where a given stock is listed. The stock may trade on other...
 
- Primary Exchange - Header
 Primary Exchange - Header is a one-character code which identifies the primary   exchange on which the security trades. See Primary Exchange for a list of the ...
 
- Primary exchange revision arthroplasty for infected total knee ...
 A successful primary exchange revision technique offers decreased morbidity for   the patient by eliminating a second major operation and associated ...
 
- Primary Exchange: Definition from Answers.com
 Primary Exchange The most important stock exchange in a given country.   Common characteristics of a primary exchange include a long history, primary   listings.
 
- Unity 7.x - Unable to Synchronize with Exchange 2007 - Cisco ...
 Oct 26, 2011... N/A Computer: Unity123 Description: An attempt to access the Primary   Exchange Mailbox Store by CsBMsgConnector via MAPI has failed.