Facebook shares second-quarter revenue rise of $5.2 billion as it closes $8.6 billion of debt to finance the purchase of Instagram

Facebook Inc. shares gained as much as 2.2% on Thursday as investors cheered a $6.1 billion financing deal that closed Wednesday.Facebook also closed an additional $1.2 million in debt.Instagram, which had posted revenue of $1 billion in the second quarter, said in a regulatory filing Wednesday that it was completing a sale of its common