How do I subscribe to live prices for Stock Options? Updated February 09, 2021 14:42 In order to receive live prices for stock options, you must subscribe to the relevant exchange. Please be aware, that access to real-time prices for the options and the underlying stocks may require 2 different subscriptions. To subscribe go to Menu> Subscriptions and go to the Futures & Options section. You can see, where a particular option or stock are traded, by looking up the trading conditions. It can be viewed from the trade ticket, instrument section - see below, or alternatively by going to Account > Other > Trading Conditions. In below example, in order to subscribe to live prices for Apple stock option, you should subscribe to the OPRA (Options Price Reporting Authority).