On October 8th, the class A share market ushered in a sharp rise, and the three major indices opened sharply higher. However, market-neutral strategy products are facing the dilemma of retracement, and the net value of many public and Private Offering Funds has declined. The main reason is that the basis of stock index futures has turned positive, resulting in the failure of hedging strategies. Quantitative private equity companies such as Shengquan Hengyuan have taken measures to manage margins...