金融工程日报：沪指V型反转，太空光伏、商业航天等热点题材全线反弹-20260203

• The CSI 500 Index performed well, with a rise of 3.11%[6] - The STAR 100 Index performed well, with a rise of 3.38%[6] - The CSI 500 Growth Index performed well, with a rise of 2.61%[6] - The mechanical, defense, building materials, basic chemicals, and steel industries performed well, with returns of 4.55%, 4.39%, 3.54%, 3.28%, and 3.25%, respectively[7] - The banking, non-bank, coal, petroleum and petrochemical, and electric power public utilities industries performed poorly, with returns of -0.81%, 0.06%, 0.24%, 0.44%, and 0.69%, respectively[7] - The TOPcon battery, BC battery, new energy equipment, rare earth, and photovoltaic concepts performed well, with returns of 8.01%, 7.11%, 6.36%, 6.09%, and 5.99%, respectively[10] - The central enterprise bank, yellow wine, bank selection, soybean, and swine fever vaccine concepts performed poorly, with returns of -1.63%, -0.73%, -0.66%, -0.47%, and -0.41%, respectively[10] - The number of stocks that hit the daily limit was 82, and the number of stocks that hit the daily limit was 23[13] - The closing return of stocks that hit the daily limit yesterday was 4.35%, and the closing return of stocks that hit the daily limit yesterday was -1.26%[14] - The sealing rate was 78%, an increase of 17% from the previous day, and the continuous board rate was 36%, an increase of 16% from the previous day[17] - The balance of margin financing and securities lending was 27,091 billion yuan, of which the balance of margin financing was 26,927 billion yuan, and the balance of securities lending was 164 billion yuan[19] - The balance of margin financing and securities lending accounted for 2.7% of the circulating market value, and the margin financing and securities lending transactions accounted for 9.3% of the market turnover[22] - The G60 Innovation ETF Shenwan Lingxin had the highest premium, with a premium of 1.83%, and the non-ferrous ETF Huatai PineBridge had the highest discount, with a discount of 3.89%[23] - The median annualized discount rates of the main contracts of the SSE 50, CSI 300, CSI 500, and CSI 1000 stock index futures over the past year were 0.63%, 3.79%, 11.15%, and 13.61%, respectively[28] - The annualized discount rate of the main contract of the SSE 50 stock index futures on the day was 0.48%, the annualized discount rate of the main contract of the CSI 300 stock index futures on the day was 1.41%, the annualized discount rate of the main contract of the CSI 500 stock index futures on the day was 0.53%, and the annualized discount rate of the main contract of the CSI 1000 stock index futures on the day was 2.94%[28] - The stocks with the highest net inflows from institutional seats were Tongling Nonferrous Metals, Sanbian Technology, Robotec, Hunan Gold, Aerospace Development, Zhongchao Holdings, Autoway, Dikang Holdings, Shuangjie Electric, and Hongqiang Holdings[37] - The stocks with the highest net outflows from institutional seats were Junda Holdings, Wanfeng Holdings, Jept, Southern Network Energy, Urban Construction Development, Tongyu Communications, Zerun New Energy, Weiling Holdings, Liujin Technology, and Intercontinental Oil and Gas[37] - The stocks with the highest net inflows from Northbound Trading were Robotec, Tongyu Communications, Dikang Holdings, Junda Holdings, Hunan Gold, Hailanxin, Far East Holdings, Zhongchao Holdings, Autoway, Southern Network Energy, and Urban Construction Development[38] - The stocks with the highest net outflows from Northbound Trading were Tongling Nonferrous Metals, Yuguang Gold and Lead, Zhejiang Wenlian, Jept, Aerospace Development, Intercontinental Oil and Gas, Juguang Technology, Taihao Technology, Litong Electronics, and others[38]