what is the options price reporting authority opra 
the options price reporting authority opra is a committee of representatives from participating securities exchanges responsible for providing last sale options quotations and information from the participating exchanges serving as a national market system plan opra oversees the process by which participants exchange consolidate and disseminate market data opra s two primary data feeds include trades last sale reports for completed securities transactions and quotes bids and offers for options 1understanding oprathe options price reporting authority opra divides its services into two main areas a basic service for all options except foreign currency derivatives and an fco service for foreign currency options information the organization includes the boston options exchange box cboe options exchange international securities exchange ise philadelphia stock exchange phlx miami international securities exchange nyse arca nyse american and nasdaq bx options 2the quotes taken from each exchange are then combined by opra s feeds to produce a national best bid offer nbbo quote less formally the options price reporting authority serves as an industry led consortium supporting the timely and accurate creation and release of market data particularly for more esoteric financial instruments such as listed options and related securities behind the scenes the work and data provided by the options price reporting authority go a long way in adding market liquidity and other elements driving market efficiency without the data and information provided by opra capital markets would be less developed leading to a higher cost of capital for savers and borrowers reading options quotesoptions have a language all of their own and when you begin to trade options the information may seem overwhelming when looking at an options quote it first may seem like rows of unintelligible numbers but options quotes known as options chains provide valuable information about the security today and where it might be going in the future not all public stocks have options but for those that do the information is presented in real time and in a consistent order as an example of an options chain with quotes provided by opra look at the example below from apple inc the left column shows the option ticker in this case these are all calls with various strike prices expiring in august 2019 then last trade time bid ask last price and change are displaced along with volume and the last price s implied volatility for that option 