https://www.cnbc.com/2019/03/20/sony-and-nintendo-shares-tumble-following-google-stadia-announcement.html

Shares of Japanese video gaming heavyweights Nintendo and Sony tumbled in Wednesday morning trade following Google's unveiling on Tuesday of its game streaming platform.

Nintendo, the storied game maker behind popular franchises such as "Pokemon" and "Super Mario," saw its stock drop 2.99 percent. Meanwhile, Japanese shares of PlayStation-maker Sony also fell 3.01 percent.