Amazon soars; Valeant faces more investigations; Pandora shares jump

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Amazon (AMZN) – The e-commerce giant is soaring after crushing Wall Street expectations. Amazon reported earnings per share of $1.07 as its cloud unit pushed it to a record profit.

Pandora (P) – The music streaming service’s first-quarter sales beat analysts’ estimates as users spent more time on the service. The number of people listening to Pandora rose to 79.4 million from 79.2 million one year ago.

Valeant (VRX) – The Canadian drug maker has filed its overdue 2015 audited financial statements with the Securities and Exchange Commission. The stock has tumbled since questions arose about the company's business practices and drug pricing last year.

LinkedIn (LNKD) – The company topped Wall Street estimates in the first quarter and increased its full-year guidance. LinkedIn reported adjusted earnings per share of $0.74 on revenue of $681 million. Wedbush raised its price target on the stock to $140 from $130.

TiVo (TIVO) – Rovi (ROVI) is buying DVR maker TiVo in a deal valued at $1.1 billion. The combined company will be led by Tom Carson and plans to adopt the TiVo brand as the new company name.