Stocks making the biggest moves premarket: JBLUE, ANET, TRIP

Stocks making the biggest moves premarket: JBLUE, ANET, TRIP

Check out the companies making headlines before the bell. JetBlue Airways — Shares of JetBlue Airways popped more than 15% after activist investor Carl Icahn revealed a 10% stake in the airline, viewing the company as undervalued. Arista Networks — The computer networking stock dropped more than 7% even after the company topped fourth-quarter estimates. Arista Networks said it expected first-quarter revenue to range between $1.52 billion and $1.56 billion versus an estimate of $1.53 billion. Many on Wall Street, …