Options Price Reporting Authority (OPRA)
The Options Price Reporting Authority (OPRA) consolidates the data from all six of the regional US-based stock option and index option exchanges. These six exchanges are as follows: AMEX, BOX, CBOE, ISE, PHLX, and PCX. The OPRA market data package includes the following for all US-based stock options and index options:

  • Trades
  • Inside Bid & Ask
  • Regional Bids & Asks