After-hours buzz: CBS, Monster Beverage, Rocket Fuel & more

Check out the companies making headlines after the bell Thursday:

Traders work the floor of the New York Stock Exchange.
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Traders work the floor of the New York Stock Exchange.

CBS - The media conglomerate beat first-quarter estimates on the top and bottom lines as an increase in affiliate and subscription-fee revenues offset a decline in content-licensing and distribution sales. The stock rose about 1 percent in after-hours trading.

Sprouts Farmers Market - The organic food retailer reported earnings and sales figures that were below Wall Street's estimates. It also offered disappointing full-year earnings guidance. Shares tumbled about 9 percent after the announcement.

Monster Beverage - The energy maker's shares fell more than 3 percent after it reported earnings of 62 cents a share on $587 million in revenue, which fell below expectations of 68 cents per share on $601 million.

Nuance Communications - The speech technologies provider topped fiscal second-quarter earnings and revenue forecasts, sending shares about 3 percent higher in extended trading. Nuance also said it would increase its stock repurchase plan by $500 million.

Rocket Fuel - The maker of artificial intelligence software reported a first-quarter loss of 60 cents a share, which was better than the loss of 69 cents per share analysts had projected. However, revenue of $104 million trailed estimates of $105 million. The stock fell about 2 percent after the announcement.

Cyberark Software - The IT firm's stock jumped about 3 percent on better-than-expected first-quarter results and strong guidance.

Tableau Software - Shares rose about 8 percent after the big data services provider said its first-quarter earnings and sales beat analysts' projections.