<p>Shares of SoftBank Group Corp closed down 17% on Thursday in their biggest one-day fall, hammered by investor scepticism over the outlook for tech bets, such as office sharing firm WeWork and ridehailer Uber .</p>.<p>As economic gloom grows over a coronavirus outbreak, SoftBank racked up the second biggest fall in the benchmark index, breaking the 3,000-yen level to close at 2,687 yen.</p>
<p>Shares of SoftBank Group Corp closed down 17% on Thursday in their biggest one-day fall, hammered by investor scepticism over the outlook for tech bets, such as office sharing firm WeWork and ridehailer Uber .</p>.<p>As economic gloom grows over a coronavirus outbreak, SoftBank racked up the second biggest fall in the benchmark index, breaking the 3,000-yen level to close at 2,687 yen.</p>