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options@theocc.com

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DDS Reference

DDS Documentation

Document	Download Format
ENCORE DDS - Overview and Implementation (v1.5) - 04/23/2010
ENCORE DDS Guide - Developer Reference Non-Proprietary Transmissions (v2.8) - 05/17/2010
ENCORE DDS Guide - Developer Reference Non-Proprietary Transmissions (v2.8) with Changes - 05/17/2010
ENCORE DDS Guide - Developer Reference On-Demand Requests Supplement (v1.0) - 04/26/2010
ENCORE DDS Guide - Developer Reference Proprietary Transmissions (v3.5) - 08/31/2010
ENCORE DDS Guide - Developer Reference Proprietary Transmissions (v3.5) with Changes - 08/31/2010
ENCORE DDS Guide - Developer Reference Allocations Supplement (v1.3) - 05/07/2010
ENCORE DDS Guide - Developer Reference Trade Updates Supplement (v1.1) - 06/20/2007
ENCORE DDS Exchange Reference Delta Position Limits (v1.2) - 02/04/2009
ENCORE DDS Exchange Reference Delta Position Limits (v1.2) with Changes - 02/04/2009

DDS Connectivity Setup Forms

Document	Download Format
DDS Recipient Setup Procedures (v1.2) - 10/28/2008
DDS Content & Technical Specifications Form for Clearing Member Organization Subscribers (v1.4) - 06/03/2010
DDS Content & Technical Specifications Form for Non Clearing Organization Subscribers (v1.3) - 04/27/2010

About DDS

Please contact your Member Services representative or The Options Clearing Corporation Help Desk for assistance with DDS.

1.800.621.6072 (U.S.)
1.800.424.7320 (Canada)
Email: ddshelp@theocc.com

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This web site discusses exchange-traded options issued by The Options Clearing Corporation. No statement in this web site is to be construed as a recommendation to purchase or sell a security, or to provide investment advice. Options involve risk and are not suitable for all investors. Prior to buying or selling an option, a person must receive a copy of Characteristics and Risks of Standardized Options. Copies of this document may be obtained from your broker, from any exchange on which options are traded or by contacting The Options Clearing Corporation, One North Wacker Dr., Suite 500, Chicago, IL 60606 (1-888-678-4667).