On a year-to-date basis, average daily volume increased 17.5% to 1.7 million contracts traded as compared to 1.4 million contracts traded in the prior year. Total equity options volume increased 17.5% to 241.8 million contracts versus 205.7 million contracts in the same period last year.
| Current Month | Year-to-Date | |||||
| (000s) | Jul-05 | Jul-04 | % Change |
Jul-05 | Jul-04 |
% Change |
| ISE Average Daily Volume | 1,708.9 | 1,396.8 | 22.3% | 1,667.5 | 1,418.9 | 17.5% |
| ISE Total Volume | 34,178.3 | 29,331.8 | 16.5% | 241,784.5 | 205,739.7 | 17.5% |
| Industry Average Daily Volume | 5,155.2 | 4,054.7 | 27.1% | 5,081.4 | 4,332.5 | 17.3% |
| Market Share | 33.2% | 34.5% | (1.3) pts | 32.8% | 32.8% | - |
Monthly Highlights
- ISE was the largest U.S. equity options exchange in July.
- ISE traded more volume in 490 of 767 issues in its listings than any other options exchange.
- ISE was the lead market in July in the component equities of the following indexes and accounted for at least 61% of the total weighting in each index:
- Dow Jones Industrial Average: 24 of 30 equities which represented 82% of the total weighting of the index.
- S&P 500: 241 of 500 equities which represented 66% of the total weighting of the index.
- Russell 1000: 320 of 1,000 equities which represented 61% of the total weighting of the index.
- ISE launched options trading on the following indexes: ISE SINdex Index (SIN), ISE U.S. Regional Banks Index (JLO), ISE Bio-Pharmaceuticals Index (RND), ISE 250 Index (IXZ), ISE 50 Index (IXK) and ISE 100 Index (IXX).
