Check out which companies are making headlines after the bell Thursday:
Gap - The apparel company posted fourth-quarter earnings per share of 68 cents on $4.58 billion in revenue. Analysts had estimated EPS of 66 cents on $4.6 billion in sales. But the company said it expects unfavorable currency exchange rates will dent its 2014 profit. Its shares were off 1.1 percent in extended-hours trading.
Ross Stores - The off-price apparel chain reported fourth-quarter earnings per share of $1.02 on $2.74 billion in revenue, compared with estimates for EPS of $1.02 on $2.745 billion in sales. It offered guidance below Wall Street expectations. Its shares fell 0.4 percent in after-hours trading.
Mylan - The pharmaceutical company posted fourth-quarter earnings per share of 78 cents, excluding items, on $1.81 billion in revenue, versus estimates for EPS of 75 cents on $1.807 billion in revenue. Its shares rose 0.2 percent in extended-hours trading.