Effective October 10, 2016, CBOE ceased publishing OEX Pro-rata Assignment Information. OCC clearing members may access this information through MyOCC Portal. Information concerning access to MyOCC Portal is available here: http://www.optionsclearing.com/membership/myocc/.
OEX Pro-rata Assignment Info
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OEX Exercise Advice Pro-rata Information
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OEX Exercise Advice Submission Form
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