After-hours buzz: Disney, Apple & Avago

Check out which companies are making headlines after the bell Wednesday:

Walt Disney The entertainment company's shares rose in after-hours trading after it boosted its yearly dividend by 15 percent to 86 cents.

Apple Carl Icahn said in a tweet that he has notified the iPhone maker that he plans to push the company to repurchase $50 billion in stock, with a source tellingCNBC that the billionaire investor would submit a proposal to Apple shareholders at the company's annual meeting.

Avago Technologies The wireless chip manufacturer reported fiscal fourth-quarter earnings per share of 89 cents on revenue of $738 million, surpassing estimates of earnings per share of 82 cents on revenue of $732 million. Shares declined slightly after-hours.

—By CNBC's Kate Gibson.

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