Notice Rule

Notice of Filing and Immediate Effectiveness of Proposed Rule Change To Amend Rule 3306 and Rule 3303 To Stipulate How Participants in NASDAQ OMX PSX May Modify Previously Entered Orders and To Describe How Modified Orders Are Processed

National Securities Exchanges, Nasdaq PHLX LLC (Phlx)
National Securities Exchanges, NASDAQ OMX PHLX

Last Reviewed or Updated: May 20, 2013