The top four security futures contracts by volume in April were:
| Tickers | Stocks | Number of Contracts |
| IWM | iShares Russell 2000 | 16,333 |
| CMVT | Comverse Technology, Inc. | 5,509 |
| DELL | Dell Computer Corporation | 2,059 |
| QQQ | NASDAQ-100 Index Tracking Stock | 1,776 |
Each contract represents 100 shares of the underlying stock. NQLX has a total of 87 security futures products, including futures on the NASDAQ-100 Index Tracking Stock (QQQ) and a suite of Russell iShares. NQLX will be adding four new security futures on May 2, 2003, bringing the total number of products to 91.
Open interest was at 37,139 contracts on April 30, 2003.
Contract volume on the iShares Russell 2000 (IWM) increased 19% over March volume totals. The most active day was April 16th when 9,270 contracts traded.
NQLX is a fully electronic, federally regulated exchange formed as a joint venture between The NASDAQ Stock Market Inc.® and LIFFE (London International Financial Futures and Options Exchange). It lists security futures on both exchange-traded funds and the largest U.S. companies through LIFFE's electronic trading platform, LIFFE CONNECT™. For more information on NQLX, visit: www.nqlx.com
