On July 11th, CSI 800 Financials and Real Estate Index released the margin trading and short selling data. There were no new margin trading and short selling transactions on that day. The balance of margin trading and short selling on July 11th was 2.421 billion stocks, a decrease of 15.48 million stocks from the previous trading day. Specifically, more than 300 individual stocks conducted buy-back operations on that day, with some stocks returning nearly 2 million shares. Journalists found that a total of 335 individual stocks conducted buy-back operations on July 11th. Chongqing Iron & Steel was the stock with the most frequent buy-back operations. The balance of margin trading and short selling decreased by 1.8181 million shares on that day. Seven stocks had a decrease of more than 0.5 million shares. Most stocks had a small amount of buy-back, ranging from 0.0001 million shares to 0.1 million shares. As for stock borrowing, the balance on July 11th was 31.766 billion yuan, which was slightly lower than the balance of 31.855 billion yuan on July 10th. (Brokerage China)