The Nasdaq Stock Market, Inc. announced its consolidated market performance statistics for the NASDAQ Market Center for the month of May.


NASDAQ's matched market share of all U.S. Equity share volume was a record 28.9% in May 2007, more than any other U.S. exchange. NASDAQ's matched volume in all U.S. securities was 34.7 billion shares, an increase of 15.2% from May 2006(1).

During May, handled market share in NASDAQ-listed securities was 75.5%(2) and matched market share in NASDAQ-listed securities in May was 46.1%.

NASDAQ's matched market share in NYSE-listed securities in May was 15.6%, up from 8.0% a year ago. NASDAQ's handled market share in NYSE-listed securities was 56.3% last month(3).

NASDAQ's total reported market share of all U.S. ETF volume in May was 54.1%, an increase from 52.9% last month.

Included in NASDAQ's handled and total reported share for all U.S. NASDAQ-listed, and NYSE-listed securities are average daily volumes of 1.22, 0.54, and 0.58 billion shares, respectively, reported to the NASD/NASDAQ Trade Reporting Facility(tm) (4).

The table below shows NASDAQ's market share in several individual NYSE-listed securities during May:



For the month, NASDAQ achieved total reported market share of over 30% in 351 NYSE-listed companies priced over $10 with average daily trading volume of more than 1 million shares.