China Clamps Down on High-Speed Traders, Removing Servers

China is pulling the plug on a key advantage held by high-frequency traders, removing servers dedicated to those firms out of local exchanges’ data centers, according to people familiar with the matter. Commodities futures exchanges in Shanghai and Guangzhou are among those that have ordered local brokers to shift servers for their clients out of data centers run by the bourses, according to the people, who said the move was led by regulators. The change doesn’t only affect high-frequency firms but they a ...