TOKYO -- The news of billions of dollars of bets on U.S. technology companies by Masayoshi Son's SoftBank Group have shaken up not only the U.S. markets, but also individual Japanese investors who had recently piled into that corner of the market.
Tech conglomerate's massive options purchases raise volatility concerns
Slack Technologies is among the companies whose shares fell after reports of SoftBank's massive purchases of call options for U.S. tech stocks. © Reuters
TOKYO -- The news of billions of dollars of bets on U.S. technology companies by Masayoshi Son's SoftBank Group have shaken up not only the U.S. markets, but also individual Japanese investors who had recently piled into that corner of the market.