Summary List PlacementHedge funds with big positions in Chinese companies will likely be proceeding with caution after the regulatory environment rocked markets over the last week. The rout, triggered by China's vow to probe the biggest companies in the country that list on US exchanges, wiped $400 billion of value off US-listed Chinese companies, which are mostly tech firms. Some big-name hedge funds held some of the largest positions in Chinese tech titans at the end of the first quarter. Billionaire Chase Coleman's Tiger Global Management is a huge investor in China.