Goldman Sachs Group sells over $10-billion stocks in block trades

The trades triggered price swings for every stock involved in the high-volume transactions

As Wall Street speculated on the identity of the mysterious seller behind the massive $10.5 billion in block trades executed by Goldman Sachs Group, investors also pondered just how unprecedented the selloff was — and whether there’s more to come.
 
The sales lit up trader chat rooms from New York to Hong Kong and were part of an extraordinary spree that erased $35 billion from the values of bellwether stocks ranging from Chinese technology giants to US media conglomerates.
 
Goldman sold $6.6 billion worth of shares of Baidu, Tencent Music Entertainment Group and Vipshop Holdings Ltd. before the