Sony Computer Entertainment has announced today that they are selling all their 9,520,000 Square Enix shares to a company called SMBC Nikko Securities. This will generate an income of 15.3 billion yen, around $ 150 million USD / € 108 million which will be marked down Sony's financial report for the year ending 31st March 2015.
Sony is lately in severe financial weather and this is a financial boost for the company. This marks the seperation of a long partnership that resulted in a strong presence of the Final Fantasy series on PlayStation hardware over the years.
What the exact reason is for the sale is unknown.
17-04 Update: Sale price was incorrect and has been updated after Sony's announcement.