ISE's average daily volume during June was a record 719,560 contracts, an increase of 32% from the previous month's average volume (543,114 contracts) and a 206% increase from June 2001 (235,189 contracts). In addition, ISE's market share in its listed equity options was a record 27%, compared to 12% for June of 2001. ISE's market share in all equity options was 24.4% during June, also a new monthly record. In addition, on June 11, 13 and 27, ISE ranked first in total equity options volume.
ISE has seen continuous growth, as the increasing list of market participants experiences the many benefits of trading on the only fully electronic options exchange in the U.S.