UBS downgrades Netflix, calling shares overvalued after 75% rally from COVID-19 lows https://t.co/NOzNkIura4 $viac $cmcsa $dis $nflx $aapl $t $sne $roku $amzn $disca $lgf $twtr $fox $fb $goog $snap $stx $mgm https://t.co/zhwLLQJZGc