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Comments on File No. SR-OPRA-2010-04

Notice of Filing and Immediate Effectiveness of Proposed Amendment to Revise Section 4.04 of the Data Recipient Interface Specification and Section 4.15 of the Participant Interface Specification and Make Conforming Changes to Appendix D

(Release No. 34-63400; File No. SR-OPRA-2010-04)

Jan. 10, 2011 Janet L. McGinness, Senior Vice President & Corporate Secretary, Legal & Government Affairs, NYSE Euronext




Modified: 01/12/2011