1.  It is one of the largest option exchanges outside the USA.

2.  Andrew Cader and Gary Goldring will run the firm, which is the largest options market maker in the industry.

3.  PCX is the third largest options exchange in the country, following the Chicago Board Options Exchange and the American Stock Exchange.

4.  The largest option grant of all went to Margaret C. Whitman, president and chief executive of eBay, the San Jose Internet auction site.