Check out which companies are making headlines after the bell Monday:
Casey's General Stores - The retail chain reported fourth-quarter earnings per share of 59 cents on $1.92 billion in revenue. Expectations called for EPS of 53 cents on $1.92 billion in sales. The company also hiked its quarterly dividend to 20 cents a share. Shares edged lower in after-hours trading.
Facebook - Shares of the social-networking company edged higher in after-hours trading after eBay said David Marcus, president and chief executive officer of subsidiary PayPal, was leaving the company to join Facebook as vice president. Shares of eBay fell in after-hours trading.
Receptos - Shares of the drug developer jumped after it reported positive Phase 2 results from its multiple sclerosis treatment.
—By CNBC's Kate Gibson
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