An ADT home security alarm sign is seen in front of a home on February 16, 2016 in Miami, Florida. It was announced that home security firm ADT was purchased by private equity firm Apollo Global Management for $6.9 billion./Credit: Joe Raedle/Getty Images
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ADT stock soars 65% after $450 million investment from Google
Shares of home security business ADT rose sharply on Monday after the company announced a $450 million investment from Google.
