The International Securities Exchange, Inc. (NYSE: ISE), the world's largest equity options exchange, today reported equity options trading volume for March 2005. Average daily trading volume in equity options contracts increased 23.5% to 1.7 million contracts traded as compared to 1.4 million contracts traded in the same period in the prior year. Total equity options volume for the month increased to 36.9 million contracts traded as compared to 31.3 million contracts traded in the same year-ago period.
| Volume Statistics (000s) |
| | Current Month | Three Months Ended |
| | March 2005 | March 2004 | % Change | March 2005 | March 2004 | % Change |
| ISE Avg. Daily Volume | 1,679.2 | 1,360.0 | 23.5% | 1,727.2 | 1,485.0 | 16.3% |
| ISE Total Volume | 36,943.0 | 31,279.1 | 18.1% | 105,360.8 | 92,072.6 | 14.4% |
| Industry Average Daily Volume | 5,130.6 | 4,282.4 | 19.8% | 5,223.2 | 4,697.4 | 11.2% |
| Market Share | 32.7% | 31.8% | 0.9 pts | 33.1% | 31.6% | 1.5 pts |
Monthly Highlights
- ISE traded more volume in 487 of 746 issues in its listings than any other options exchange.
- ISE was the lead market in March in the following indexes and accounted for at least 59% of the total weighting in each index:
- Dow Jones Industrial Average: 19 of 30 equities which represented 66% of the total weighting of the index.
- S&P 500: 247 of 500 equities which represented 63% of the total weighting of the index.
- Russell 1000: 316 of 1,000 equities which represented 59% of the total weighting of the index.
- ISE's equity options market share increased to 32.7% as compared to 31.8% in the same year-ago period.
- ISE traded its 900 millionth contract on March 1, 2005.
