Bloomberg.com: Top Worldwide:
"The New York Stock Exchange's plan to take over Archipelago Holdings Inc. and end 213 years as a member-owned stock market today received final approval from the Securities and Exchange Commission.
Buying Archipelago, a Chicago-based electronic market, will enable the world's largest stock exchange to compete better with the Nasdaq Stock Market and to expand into options trading. NYSE members will receive about $7.6 billion of cash and stock in NYSE Group Inc., the combined company.
``There is the demutualization and the merger of these two exchanges, and any one of those alone would be a landmark decision,'' said Hans Stoll,"