Just added it to my Ameritrade Mobile App ... COMP
^NDX or $NDX is the ticker symbol for the NASDAQ 100 depending on which quote platform you are using. There may be other variants as well but these are very common.
The symbol for the Nasdaq composite index is ^IXIC, COMP, $COMP, ^COMP or .COMP on most systems. The ticker symbol for Nasdaq Stock Market (the corporation that runs the exchange itself) is NDAQ and, not surprisingly, it trades on the Nasdaq.
The symbol for ProShares Ultra Nasdaq Biotechnology in NASDAQ is: BIB.
The symbol for PowerShares NASDAQ Internet Portfolio in NASDAQ is: PNQI.
The symbol for ProShares UltraShort Nasdaq Biotechnology in NASDAQ is: BIS.
The symbol for Amerco in NASDAQ is: UHAL.
The symbol for DIRECTV in NASDAQ is: DTV.
The symbol for Ericsson in NASDAQ is: ERIC.
The symbol for Ixia in NASDAQ is: XXIA.
The symbol for Sanofi in NASDAQ is: GCVRZ.
The symbol for Starz in NASDAQ is: STRZA.
The symbol for CEPHEID in NASDAQ is: CPHD.