Check out which companies are making headlines after the bell Wednesday:
Casey's General - The convenience store operator missed second-quarter revenue expectations, but earnings beat as strong fuel margins helped to offset food commodity pressures. The stock rose more than 1 percent in extended-hours trading.
Walgreen - President and CEO Greg Wasson plans to retire after the drugstore chain completes its merger with U.K.-based pharmacy Alliance Boots. The company said Stefano Pessina will serve as acting CEO of the combined firm, Walgreens Boots Alliance. Shares rose about 2 percent after the announcement.
Restoration Hardware - The stock jumped as much as 4 percent after the company reported better-than-expected third-quarter earnings and revenue.
CONSOL Energy - The stock jumped 3 percent after the company said it plans to spin off its Thermal Coal MLP and Metallurgical Coal subsidiary into a separate publicly traded entity. It said the move would unlock value and help fund its oil and gas operations.
Wet Seal - The clothier warned that it may seek bankruptcy protection if it fails to address its "immediate liquidity needs in the very near term." Wet Seal also handed in a third-quarter adjusted loss of 28 cents per share as comp-store fell some 15 percent. Shares plunged more than 23 percent in after-hours trading.
Burlington Stores - The discount retailer announced that Brian Capital would sell 8 million shares of its common stock in a secondary offering. Shares fell more than 1 percent after the announcement.
Altera - Shares nudged higher after the chip maker forecast 2015 capital expenditures of $28 million.
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