• Product Modification Summary: Reduced Tick for Option Spreads on Standard and Poor’s 500 Stock Price Index Futures Contracts (Open Outcry and CME ClearPort) - Effective June 26, 2017

      • To
      • Clearing Member Firms; Back Office Managers
      • From
      • CME Clearing
      • #
      • 17-229
      • Notice Date
      • 19 June 2017
      • Effective Date
      • 26 June 2017
    • Half-Tick Threshold Available for Option Spreads on Standard and Poor’s 500 Stock Price Index Futures Contracts (Open Outcry and CME ClearPort).

      For the full text of this advisory, please click here