Thursday, June 21, 2012

Data Technical News #2012 - 22
Calamos Closed-End-Funds to Begin Listing on NASDAQ on Monday, July 2, 2012

Markets Impacted:

Products Impacted:

  • All NASDAQ and UTP Data Feeds

Contact Information:

What you need to know:

  • On Monday, July 2, 2012, Calamos Closed-End-Funds (CEFs) (NYSE: “CHY”, “CHI”, “CGO”, “CSQ” and “CHW” ) will begin trading on the NASDAQ Global Select Market®.
  • The Calamos CEFs will be listed on NASDAQ under the ticker symbols “CHY”, “CHI”, “CGO”, “CSQ” and “CHW”.
  • The issues will continue to be traded on NYSE through Friday, June 29, 2012.

What is changing?

On Monday, July 2, 2012, Calamos CEFs (NYSE: “CHY”, “CHI”, “CGO”, “CSQ” and “CHW”) will begin trading on the NASDAQ Global Select Market. Calamos CEFs will be listed on NASDAQ under the ticker symbols “CHY”, “CHI”, “CGO”, “CSQ” and “CHW”. The CEFs will continue to be traded on NYSE through Friday, June 29, 2012.

Learn more at www.calamos.com.

What are the issue details for the new NASDAQ listing?

The issue mapping for Calamos CEFs is as follows:

Issue Name CUSIP NYSE / CQS Ticker through June 29, 2012 NASDAQ Ticker as of July 2, 2012 NASDAQ Market Category Round Lot Size
Calamos Convertible and High Income Fund 12811P108 CHY CHY NASDAQ Global Select Market 100 shares
Calamos Convertible Opportunities and Income Fund 128117108 CHI CHI NASDAQ Global Select Market 100 shares
Calamos Global Total Return Fund 128118106 CGO CGO NASDAQ Global Select Market 100 shares
Calamos Strategic Total Return Fund 128125101 CSQ CSQ NASDAQ Global Select Market 100 shares
Calamos Global Dynamic Income Fund 12811L107 CHW CHW NASDAQ Global Select Market 100 shares

What database changes do NASDAQ market data redistributors need to make to accommodate the new listing?

NASDAQ® asks that all market data redistributors update their database to reflect the new listing market for the Calamos CEFs on Monday, July 2, 2012. NASDAQ requests that market data redistributors retain historical data from NYSE for “CHY”, “CHI”, “CGO”, “CSQ” and “CHW”.

When the issues moves from NYSE to NASDAQ, firms will see a change in the consolidated data source for Calamos CEFs. Please note that the consolidated market data for all NASDAQ-listed issues is disseminated via the UTP Quotation Data FeedSM (UQDFSM) and UTP Trade Data FeedSM (UTDFSM). Firms will begin to see quotation and trade data for Calamos CEFs on UQDF and UTDF beginning in the pre-market trading hours on Monday, July 2, 2012.

For firms that report end usage numbers by the query, NASDAQ reminds them that the Level 1, NASDAQ Basic and NASDAQ Last Sale (NLS) counts should include quote and trade queries for Calamos CEFs “CHY”, “CHI”, “CGO”, “CSQ” and “CHW” beginning on Monday, July 2, 2012.

Contact Information

If you have questions about Calamos CEFs, please contact:

If you would like to register as a market maker in “CHY”, “CHI”, “CGO”, “CSQ” or “CHW”, please contact:


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