What is the sentiment of the input news from financial perspective?
Options: positive, negative

Federal prosecutors and securities regulators are investigating large bets that Barry Diller, Alexander von Furstenberg and David Geffen made on Activision Blizzard Inc. shares ATVI, +0.60% in January, days before the videogame maker agreed to be acquired by Microsoft Corp. MSFT, -1.10% , according to people familiar with the matter.
negative