Check out the companies making headlines after the bell Wednesday:
Zynga - The gaming firm said Mark Pincus, who led the company from its inception until he stepped down in July 2013, will return to the role of CEO. Shares plunged more than 10 percent in after-hours trading.
Alcoa - Shares tumbled 3 percent after the metals provider reported first-quarter earnings of 28 cents a share on revenue of $5.82 billion, versus estimates of 26 cents a share on $5.94 billion in revenue.
Pier 1 Imports - The home furnishings retailer handed in adjusted earnings of 39 cents a share, topping estimates by 3 cents, while revenue of $544 million missed estimates of $549 million. The company also said it would hike its quarterly dividend by 17 percent. Shares rose about 7 percent after the announcement.
Gramercy Property Trust - The self-managed REIT announced a public offering of 7 million shares of common stock, sending the stock down about 3 percent in after-hours trading. The company said it will use the net profits to pay down M&A-related debt.
Bed Bath & Beyond - The specialty retailer, which operates brands such as Christmas Tree Shops, Bed Bath & Beyond and Harmon, of $1.80, which was in line with estimates, but revenue of $3.34 billion trailed forecasts of $3.37 billion. The stock fell more than 3 percent on the news.
Apache - Shares rose more than 6 percent after the building materials provider to PE Group for $2.1 billion.