ADVISORY, Aug. 20, 2007 (PRIME NEWSWIRE) -- NASDAQ has scheduled an investor call for Monday, August 20, 2007. Who: Robert Greifeld, President & Chief Executive Officer David Warren, Chief Financial Officer What: Discuss NASDAQ's (Nasdaq:NDAQ) Announced Review of Alternatives to Divest Its Stake in the London Stock Exchange Group plc. When: Monday, August 20, 2007 11:45 a.m. - 12:15 p.m. ET Call: 11:45 a.m. Eastern Time. Senior management will be available for questions from shareholders following prepared remarks via the following telephone numbers: Telephone: 866.765.6327 (U.S.) 913.312.6621 (International) Leader: Vince Palmiere Password: NASDAQ All participants can access the conference via Internet webcast through the NASDAQ Investor Relations website at http://ir.nasdaq.com/. Media are invited to attend the call in listen-only mode. An audio replay of the conference will be available on the NASDAQ Investor Relations website at http://ir.nasdaq.com/ or by dialing 888.203.1112 (U.S.) or 719.457.0820 (International) and the replay pass code 2246253. NASDAQ is the largest U.S. electronic stock market. With approximately 3,200 companies, it lists more companies and, on average, its systems trade more shares per day than any other U.S. market. NASDAQ is home to companies that are leaders across all areas of business including technology, retail, communications, financial services, transportation, media and biotechnology. NASDAQ is the primary market for trading NASDAQ-listed stocks. For more information about NASDAQ, visit the NASDAQ Web site at http://www.nasdaq.com or the NASDAQ Newsroom at http://www.nasdaq.com/newsroom/. NDAQG