(Bloomberg) -- Global stocks slumped, with Nasdaq 100 futures falling 2.9%, as concerns about frothy valuations ignited a fresh bout of volatility following a two-month surge in risky assets. South Korea’s Kospi Index plunged 10% from a record high.

(Bloomberg) -- Global stocks fell, led by steep losses in South Korea, as investors pulled back from some of this year’s top-performing tech companies on concern they’ve rallied…

South Korea’s Kospi index tumbled 10 per cent, triggering a 20-minute trading halt. Read more at straitstimes.com. Read more at straitstimes.com.

The Nasdaq dropped 2.2% amid steep falls in major semiconductor stocks.