Market Insider

After-hours buzz: GoPro, Twitter, Activision, Blizzard & more

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

GoPro - The wearable camera maker beat Wall Street's forecasts and said its revenue more than doubled from a year earlier. The stock rose as much as 14 percent in after-hours trading, before cooling.

Activision Blizzard - The video game maker beat earnings forecasts, but revenue trailed. It also upped its quarterly dividend by 15 percent and announced a $750 million share repurchase program. Shares tumbled about 7 percent in after-hours trading.

Twitter - The stock soared 12 percent after the social media platform beat projections on the top and bottom lines as monthly average users grew about 20 percent, year over year.

Expedia - The shares moved lower after the online travel agency reported weaker-than-expected quarterly results.

Yelp - The online business review site beat earnings expectations by a penny, while revenue totaled $110 million, better than the $108 million Wall Street projections. The stock fell about 11 percent after the announcement.

LinkedIn - The social media company's shares rose more than 6 percent after it reported earnings of 61 cents a share on $617 million in sales, topping estimates for 53 cents a share on $617 million in revenue.

Pandora - The Internet radio provider topped profit estimates, but sales trailed. Shares tanked as much as 21 percent after the announcement.

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