SoftBank Shares Drop After Quarterly Results Show ARM and OpenAI Make Up Majority of NAV
SoftBank Group's stock plunged 8.9% after its December-quarter disclosure that ARM and OpenAI together comprise 65% of the company's net asset value (NAV). The conglomerate's NAV fell 1% from the end of September to February 11, with offsetting moves between ARM and additional OpenAI investment leaving the broader portfolio largely unchanged. The N…