Install unity-scope-yahoostock by entering the following commands in the terminal:
sudo apt update sudo apt install unity-scope-yahoostock
Description:
Yahoo! Finance scope for Unity
This package contains the "yahoostock" scope which allows Unity to search for Yahoo! Finance content.
Homepage: https://launchpad.net/unity-scope-yahoostock
Version: 0.1+13.10.20130723-0ubuntu1
Section: universe/gnome