Activist shareholder Elliot Management, which took two board seats in January, supports the buyout.
After a regulatory filing by a shareholder suggested that Madison Square Garden is undervalued, shares of the New York sports and entertainment group were up 2% Monday.
Though Google had been the rumored acquirer of Twitch Interactive for months, Amazon.com announced a $970 million purchase of the gaming video company.
Owner of USA Today will spin newspaper unit, buy out 73% stake in parent of Cars.com for $1.8 billion.
Alibaba Group Holding's $120 million investment in Kabam underscores the value of video games in e-commerce and other sectors.
Canadian media group Shaw Communications is expanding into the U.S. data center market with the $1.2 billion purchase of private equity-backed ViaWest.
Arkansas telecom will spin off its fiber and copper network assets into a new REIT, others may follow suit.
Integrated Whale Media Investments wins auction with bid that values financial news publisher at $475 million.
Target rejected formal $80 billion offer from Rupert Murdoch's film and TV group in June.
As LightSquared begins an accelerated summer schedule to confirm its new reorganization plan, backer Philip Falcone is suing the company's largest creditor for more than $1.5 billion.