SoftBank shares dropped 20% in a week, wiping nearly $50 billion in market cap and costing the firm its title as Japan's most valuable company.

SoftBank briefly overtook Toyota as Japan's most valuable company for the first time since February 2000. Kioxia went from 154th to top three in a year. Is the AI rally 2000…

SoftBank shares dropped 20% in a week, wiping nearly $50 billion in market cap and costing the firm its title as Japan's most valuable company.