Twilio, Tripadvisor, Boston Beer, Roku and more

Jakub Porzycki | Nurphoto | Getty Images Check out the companies making headlines in midday trading. Twilio — Shares jumped 19% after Twilio beat revenue expectations in its most recent quarter. The c...

Stocks making the biggest moves premarket: SHAK, SPCE, PARA

Sopa Images | Lightrocket | Getty Images Check out the companies making the biggest moves premarket: Shake Shack — Shares of the quick-service restaurant chain rose slightly after reporting a narrower...