Masayoshi Son, CEO of SoftBank, has been weighing up various options for chipmaker Arm after Nvidia walked away from buying the company.
Alessandro Di Ciommo | Nurphoto | Getty Images
SoftBank is planning to cut at least 30% of staff at its ambitious investment arm, the Vision Fund, a source confirmed to CNBC.
At least 150 out of 500 Vision Fund workers will be impacted by the cuts, according to