Check out which companies are making headlines after the bell Thursday:
Expedia - The online travel site reported fourth-quarter earnings per share of 92 cents on $1.15 billion in revenue, compared with estimates of EPS of 86 cents on $1.14 billion in revenue. Its shares rose in extended trade.
LinkedIn - The professional networking site reported quarterly earnings of 39 cents, excluding items, on revenue of $447 million. Analysts had estimated EPS of 38 cents on sales of $438 million. The company projected first-quarter revenue of $455 million to $460 million versus a $470 million estimate. Its shares were down sharply in after-hours trading.
Athenahealth - The physician services company reported EPS of 57 cents on $172 million in revenue, versus estimates of EPS of 44 cents on $168 million in revenue. Its shares rose sharply in after-hours trading.