Opra Unveils Timetable for Symbology Changes

CHICAGO-The Options Price Reporting Authority has released a timetable for implementing changes to Opra data messages as part of the options symbology initiative, an industry project being co-ordinated by staff members of the Options Clearing Corp (OCC) that will involve eliminating Opra's five-letter codes and fractional strike prices.

Under the timetable, subscribers to Opra's feed will begin testing new messages with expanded symbols early next year as part of a phased implementation that

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