$CCO - Clear Channel receives delisting notice from NYSE (4/21/2020): https://www.bizjournals.com/sanantonio/news/2020/04/21/clear-channel-receives-delisting-notice-from-nyse.html?ana=yahoo
$CPAH - CounterPath Provides Update on Impact of COVID-19: https://finance.yahoo.com/news/counterpath-provides-impact-covid-19-114500739.html
$ENZ - Enzo Biochem Launches Proprietary COVID-19 Diagnostic Test Under FDA’s Emergency Use Authorization: https://finance.yahoo.com/news/enzo-biochem-launches-proprietary-covid-120000912.html