Check out the companies making headlines after the bell Thursday:
Finisar shares tumbled 12 percent after the electronic parts maker reported disappointing quarterly results and said its CEO, Eitan Gertel, resigned. He will be replaced by the company's executive chairman, Jerry Rawls.
Sports apparel maker Zumiez plunged 20 percent after it missed earnings expectations and reported weak guidance. The company handed in earnings of 11 cents per share, a penny shy of expectations, on $180 million in revenue, which was in line.
Restoration Hardware beat on the top and bottom lines, but the high-end furniture maker's earnings and revenue guidance for the current quarter was light. The stock rose about 2 percent after the bell.
Puma Biotechnology shares gained 3 percent after it announced encouraging results from a case study of its neratinib breast cancer pill.
General Electric shares were slightly higher after the technology conglomerate said it would sell its GE Capital, Transportation Finance unit to BMO Financial. A GE Capital representative declined to disclose the price of the transaction.