Trading in the Volatility Index Option Pit at the Chicago Board of Options Exchange. (E. Jason Wambsgans/Chicago Tribune)

From Reuters | As the Chicago Board Options Exchange plans its $300 million public offering, NYSE Euronext will not say whether it wants to buy CBOE Holdings Inc, but it is unlikely to pay the $5 billion or so that CME Group Inc was considering last year. “CBOE obviously has a lot of value to it,” said NYSE Euronext’s Chief Operating Officer Larry Leibowitz, “So you never rule it out but it would have to be at the right price.”

Get the full story: reuters.com.