Stocks making the biggest moves midday

The streaming giant gained 5.1% following a double upgrade to buy from sell by CFRA. The firm said it would be difficult for competitors to catch up with the company.

Cal-Maine Foods — Cal-Maine shares shed 14.5% after reporting earnings that fell short of Wall Street’s expectations even as the egg producer reported record sales. The company said the avian flu outbreak limited supply and pushed prices up.

The airline stock rose 3.7%, paring back losses from the previous session when it dropped more than 5%. Severe disruptions at Southwest Airlines have drawn outsized criticism from frustrated travelers, who have dealt with thousands of canceled flights from airlines this week because of winter weather.