
China has implemented new regulations banning major institutional investors from reducing equity holdings at the open and close of each trading day in an effort to stabilize the $8.6 trillion stock market. The China Securities Regulatory Commission (CSRC) is investigating Chinese quant trading firms after recent short selling bans. Chinese stocks rallied following the crackdown on trading by quant funds to curb the market rout.

















China’s quant industry has become the latest casualty of Beijing's campaign to stop a $4 trillion selloff in stocks via a clampdown that is rewriting the rules of computer-driven trading in the country. https://t.co/Op67Sq0PbH
"Markets are brutal:" China's hedge funds flail in pre-Lunar New Year "quant quake" as authorities promise more regulation. https://t.co/1LGcoNYaH1
Hmm, sounds familiar, “correlations went haywire and these programs just couldn’t adjust.” This was the first *real* liquidity event faced by the China quant funds, and they were forced to sell off good assets they otherwise have kept if it weren’t for the dire need for… https://t.co/dx3adYiOfG