As of January 30, 2009 the approximate market cap for the NASDAQ was $1,927,513,000,000. ($1.927 trillion).
The Willshire Index tracks the market value of all stocks trading on the 3 major US exchanges. They publish the total US market cap monthly as well as the percentage of the market cap associated with each exchange. By taking the total market cap and multiplying it by the percentage associated with the NASDAQ you will get the total market cap of the NASDAQ at the end of each month. See Related Links for the Willshire Index totals each month.
As of July 2014, the market cap for Recon Capital NASDAQ-100 Covered Call ETF (QYLD) is $10,100,000.00.
The NASDAQ is a dealer market. Buyers of stock do not buy and sell from one another directly, but through NASDAQ, a market maker.
The symbol for Recon Capital NASDAQ-100 Covered Call ETF in NASDAQ is: QYLD.
The symbol for Alcentra Capital Corp. in NASDAQ is: ABDC.
The symbol for Bridge Capital Holdings in NASDAQ is: BBNK.
The symbol for Capital Southwest Corporation in NASDAQ is: CSWC.
The symbol for Garrison Capital Inc. in NASDAQ is: GARS.
The symbol for Gladstone Capital Corporation in NASDAQ is: GLAD.
The symbol for GSV Capital Corp in NASDAQ is: GSVC.
The symbol for MCG Capital Corporation in NASDAQ is: MCGC.
The symbol for Monroe Capital Corporation in NASDAQ is: MRCC.
The symbol for OFS Capital Corporation in NASDAQ is: OFS.