https://www.cnbc.com/2019/02/08/sony-announces-first-share-buyback-of-910m-stock-rises-5-percent.html

Sony announced on Friday a share buyback of 100 billion yen ($910 million) — its first ever aimed at boosting shareholder returns — sending the Japanese electronics and entertainment company's shares up more than 5 percent.

Sony said the buyback, to be conducted through March 22, would be equivalent to 2.36 percent of its outstanding stock.