Alerts based on real-time and non-real-time symbols
In case you see the red icon on the chart, this means the data is provided by Cboe. See more information here.

For any other delayed symbol other than provided by Cboe, the “D” letter will be displayed.

A real-time data symbol looks as follows (no red icon is displayed).

The prefix of the exchange is only displayed in the alerts manager section.

Kindly note that the prefix is not displayed in the alert dialog. Only the symbol name is indicated.
