For its joint venture with OpenAI, SoftBank has announced plans to spend $676 million on a factory in Japan, which it plans ...

But Softbank later ran into trouble as many of its deals floundered, including a multi-billion dollar investment in WeWork, the office space startup that ultimately filed for bankruptcy.

SoftBank’s founder Masayoshi Son is known ... There have also been expensive flops such as office-share provider WeWork. A bet on him is a bet on an investment strategy driven by conviction ...