SoftBank’s bet on OpenAI is starting to weigh
Japanese group has suffered from recent share falls and a negative outlook from rating agency S&P
Japanese group has suffered from recent share falls and a negative outlook from rating agency S&P

Masayoshi Son faces investor nerves with massive spending on AI investments

Japanese group records $45bn gain on holding in ChatGPT maker over its financial year

Japanese conglomerate reports turnaround from loss a year earlier

Retail investors alarmed by bet on further investment in OpenAI

Gains for OpenAI and Arm investor help Nikkei 225 to record high after holiday closure

Japanese billionaire Masayoshi Son’s group has already invested more than $30bn in ChatGPT maker