Market  Data Advisory Notices
To Market Data Distributors
From Market Data Operations
Subject Reminder: NASDAQ 100 and E-mini NASDAQ 100 Options – Strike Listing Rule Changes (Various Effective Dates) and Minimum Tick Size Changes (Effective Sunday, July 17, 2005)
Notice Date 2005-07-06
Notice Number Q2005-90
Effective Date  

The following changes were recently approved by the CME Board of Directors:

Effective Sunday, July 17, 2005 for July 18th trade date, the NASDAQ 100 and E-mini NASDAQ 100 options will follow a variable tick table.  Premiums greater than $3.00 will tick in 0.25 increments, while premiums less than or equal to $3.00 will tick in 0.05 increments.

  • The NASDAQ 100 strike listing rules will be based on a 15% reference index with 25 index point intervals.  5 index point intervals will be added in the lead month.
  • The E-Mini NASDAQ 100 strike listing rules will retain the 100 index point range but with an increased interval from 10 to 25 index points.  5 point intervals will be added in the lead month.

The strike interval changes will be phased in as the current listings expire.  A schedule is attached.