#Hashtags and $cashtags are powerful ways to stay on top of trends or news. Hashtags begin with the # symbol followed by a word or words, such as #retail. Cashtags start with the $ sign followed by a ticker symbol, such as $AMAZ.
Hover over a #hashtag or $cashtag to leverage market data from an application. You’ll also see the options Add to Signal, Create Signal and See Posts (Figure 1):
Figure 1 Using A Tag