The issue with following Ariad on Twitter is that stock info is usually tagged using the format $[ticker], so that would be $ARIA -- but there is a band named "Aria" that has a fair amount of twitter activity.
I use the following in the search to get Ariad-related tweets and filter out most of the music info:
Register for free to join our community of investors and share your ideas. You will also get access to streaming quotes, interactive charts, trades, portfolio, live options flow and more tools.