金融工程日报：指午后大幅拉升，能源金属、算力硬件概念领涨-20251217

========= - The CSI 500 Index performed well among scale indices, with the CSI 500 Growth Index rising by 2.37%[6] - The ChiNext Index performed well among sector indices, with the ChiNext Index rising by 3.39%[6] - The Communication, Nonferrous Metals, Electronics, Basic Chemicals, and Non-Banking sectors performed well, with returns of 4.92%, 3.15%, 2.58%, 2.36%, and 2.01% respectively[7] - The Agricultural, Forestry, Animal Husbandry, and Fishery, National Defense and Military, Coal, Comprehensive, and Real Estate sectors performed poorly, with returns of -0.41%, -0.25%, -0.18%, -0.16%, and 0.02% respectively[7] - The concepts of Optical Module (CPO), Lithium Mine, Lithium Battery Electrolyte, Lithium Hexafluorophosphate, and Optical Communication performed well, with returns of 6.59%, 6.39%, 5.36%, 5.28%, and 5.03% respectively[10] - The concepts of Hainan Free Trade Port, Horse Racing, Cross-Strait Integration, Satellite Internet, and Commercial Space performed poorly, with returns of -3.27%, -2.81%, -2.15%, -2.15%, and -1.86% respectively[10] - The highest number of stocks hitting the daily limit during the day was 59, with 58 stocks hitting the limit at the close[13] - The highest number of stocks hitting the daily limit during the day was 28, with 27 stocks hitting the limit at the close[13] - The closing return of stocks that hit the daily limit yesterday was 0.14%, while the closing return of stocks that hit the daily limit yesterday was -2.37%[14] - The sealing rate today was 72%, an increase of 7% from the previous day, and the continuous sealing rate was 22%, a decrease of 1% from the previous day[17] - The balance of margin financing and securities lending as of December 16, 2025, was 2,504.8 billion yuan, with a financing balance of 2,488.1 billion yuan and a securities lending balance of 16.7 billion yuan[19] - The balance of margin financing and securities lending accounted for 2.7% of the market's circulating market value, and the margin financing and securities lending transactions accounted for 10.2% of the market's transaction value[22] - The large-cap growth ETF had the highest premium on December 16, 2025, with a premium of 1.15%, while the innovative drug ETF Guotai had the highest discount, with a discount of 0.70%[23] - The average daily transaction amount of block trades in the past six months reached 2.1 billion yuan, and the transaction amount on December 16, 2025, was 1.6 billion yuan[26] - The average discount rate of block trades in the past six months was 6.63%, and the discount rate on December 16, 2025, was 4.62%[26] - The annualized discount rate of the main contracts of the SSE 50, CSI 300, CSI 500, and CSI 1000 stock index futures in the past year were 0.89%, 3.73%, 11.22%, and 13.67% respectively[28] - The annualized discount rate of the main contract of the SSE 50 stock index futures on December 17, 2025, was 18.71%, at the 2% percentile in the past year[28] - The annualized discount rate of the main contract of the CSI 300 stock index futures on December 17, 2025, was 4.57%, at the 41% percentile in the past year[28] - The annualized premium rate of the main contract of the CSI 500 stock index futures on December 17, 2025, was 15.70%, at the 100% percentile in the past year[28] - The annualized premium rate of the main contract of the CSI 1000 stock index futures on December 17, 2025, was 10.74%, at the 100% percentile in the past year[28] - The stocks with the most institutional research in the past week were Changan Automobile, Yipin Red, Boke Shares, Fuchuang Precision, Boying Special Welding, Zhishang Technology, Ruide Intelligent, and Kaizhong Shares, with Changan Automobile being researched by 214 institutions[30] - The top ten stocks with net inflows from institutional special seats on December 17, 2025, were Juguang Technology, Shenzhen Southern Circuit, Hualing Cable, Shengxin Lithium Energy, Shunhao Shares, Kaipu Cloud, Western Materials, Tongyu Communications, Liante Technology, and Gu'ao Technology[36] - The top ten stocks with net outflows from institutional special seats on December 17, 2025, were Yingwei Ke, Snowman Group, Guangxun Technology, Zhongchao Holdings, Biological Shares, Tianji Shares, Sun Cable, Sanyang Horse, Eurasia Group, and Qujiang Cultural Tourism[36] - The top ten stocks with net inflows from Northbound Trading on December 17, 2025, were Shenzhen Southern Circuit, Shengxin Lithium Energy, Aerospace Electromechanical, Guangxun Technology, Hualing Cable, Chaoxun Communications, Chinese Health, and Tongyu Communications[37] - The top ten stocks with net outflows from Northbound Trading on December 17, 2025, were Snowman Group, Biological Shares, Juguang Technology, Yidong Electronics, Aerospace Changfeng, Yingwei Ke, Liante Technology, and Western Materials[37] =========