New Record Set For MNX Open Interest At CBOE

The Chicago Board Options Exchange (CBOE) today announced record open interest of 1,037,884 contracts (567,928 calls and 469,956 puts) in CBOE Mini-Nasdaq-100 Index options (MNX), reached by the close of trading Wednesday, May 15. The record exceeds the previous day's record open interest of 1,011,526 contracts. The MNX was launched on August 14, 2000, at CBOE, and is now consistently one of the top five index products, in terms of volume, traded at CBOE.

The MNX is a 1/10th size version of the Nasdaq-100 Index (NDX), which is a modified capitalization-weighted index composed of 100 of the largest non-financial securities listed on the Nasdaq stock market. The MNX index was developed to provide investors of all sizes a smaller, more affordable version of the very popular Nasdaq-100 Index. Wolverine Trading, L.P. is the Designated Primary Market Maker (DPM) for MNX options.

CBOE, the world's largest options marketplace and the creator of listed options, is regulated by the Securities and Exchange Commission (SEC). For additional information about the CBOE and its products, access the CBOE website at http://www.cboe.com.