International Securities Exchange Sets New Trading Records - Highest Average Daily Volume & Market Share Five Record Volume Days

For the third consecutive month, ISE has established new volume and market share records. During July, ISE also continued as the industry volume leader in the 509 issues that it lists and was the primary market, as measured by volume, in 269 of these issues. Included in the widely traded issues in which ISE is primary are: Microsoft, IBM, Dell, Applied Materials, eBay, GM, Merrill Lynch, Broadcom and Verizon.

ISE's average daily volume during July was a record 842,632 contracts, an increase of 17% from the previous month's average volume (719,560 contracts) and a 191% increase from July 2001 (289,376 contracts). In addition, ISE's market share in its listed equity options was a record 28%, compared to 14% for July of 2001. ISE's market share in all equity options was 25% during July, also a new monthly record. In addition, on July 10 and 11, ISE ranked first in total equity options volume. New daily volume records were established five times during July, and volume on eight days during the month exceeded one million contracts. As well, on July 16 ISE traded its 150-millionth contract since the launch of trading in May 2000. ISE's growth has continued to accelerate, as the expanding number of member firms and investors realize the quality of markets and efficiency advantages of trading on the only fully electronic options exchange in the U.S.