南华商品指数：所有版块均下跌，贵金属领跌

1. Report Industry Investment Rating - No relevant content provided 2. Core View of the Report - Calculated based on the closing prices of adjacent trading days, the Nanhua Composite Index fell by -0.76% today. All sector indices declined, with the Nanhua Precious Metals Index having the largest decline of -1.77% and the Nanhua Black Index having the smallest decline of -0.24%. Among the theme indices, only the Building Materials Index rose by 0.11%, while the rest declined. The Energy Index had the largest decline of -1.46%, and the Oilseeds and Oils Index had the smallest decline of -0.24%. Among the single - variety indices of commodity futures, the Starch Index had the largest increase of 1.58%, and the Lithium Carbonate Index had the largest decline of -8.04% [1][3] 3. Summary by Related Catalogs 3.1 Market Data of Nanhua Commodity Indices - Composite Index: The Nanhua Composite Index (NHCI) closed at 2502.56 today, down 19.21 points or -0.76% from yesterday. The annualized return was -0.99%, the annualized volatility was 11.59%, and the Sharpe ratio was -0.09 [3] - Precious Metals Index: The Nanhua Precious Metals Index (NHPMI) closed at 3456.21, down 23.43 points or -0.67% with an annualized return of -8.42% and an annualized volatility of 13.82% [3] - Industrial Products Index: The Nanhua Industrial Products Index (NHII) showed a decline, but specific data was not fully presented [3] - Metal Index: The Nanhua Metal Index (NHMI) closed at 6404.75, down 41.93 points or -0.65% with an annualized return of 0.68% and an annualized volatility of 12.06% [3] - Energy and Chemical Index: The Nanhua Energy and Chemical Index (NHECI) closed at 1733.12, down 19.68 points or -1.12% with an annualized return of 4.37% and an annualized volatility of 12.47% [3] - Black Index: The Nanhua Black Index (NHFI) closed at 2482.40, down 5.91 points or -0.24% with an annualized return of -8.33% and an annualized volatility of 16.58% [3] - Agricultural Products Index: The Nanhua Agricultural Products Index (NHAI) had an annualized return of 9.76% [3] - Mini - Composite Index: The Nanhua Mini - Composite Index (NHCIMi) closed at 1158.20, down 8.90 points or -0.76% with an annualized return of -1.09% [3] - Energy Index: The Nanhua Energy Index (NHEI) closed at 992.08, down 14.69 points or -1.46% with an annualized return of -2.22% and an annualized volatility of 20.36% [3] - Petrochemical Index: The Nanhua Petrochemical Index (NHPCI) closed at 875.55, down 7.83 points or -0.89% with an annualized return of -2.77% and an annualized volatility of 10.07% [3] - Fine Chemical Index: The Nanhua Fine Chemical Index (NHCCI) closed at 904.67, down 0.56% with an annualized return of -4.48% and an annualized volatility of 9.56% [3] - Black Raw Materials Index: The Nanhua Black Raw Materials Index (NHFM) closed at 1045.83, down 5.77 points or -0.55% with an annualized return of -0.54% and an annualized volatility of 15.66% [3] - Building Materials Index: The Nanhua Building Materials Index (NHBMI) closed at 687.69, up 0.75 points or 0.11% with an annualized return of -2.58% and an annualized volatility of 11.47% [3] - Oilseeds and Oils Index: The Nanhua Oilseeds and Oils Index (NHOOI) closed at 1233.00, down 2.94 points or -0.24% with an annualized return of -1.39% and an annualized volatility of 11.70% [3] - Economic Crops Index: The Nanhua Economic Crops Index (NHAECI) closed at 906.22, down 0.44% with an annualized return of 0.62% and an annualized volatility of 7.44% [3] 3.2 Contribution of Each Variety's Daily Increase or Decrease to Index Increase or Decrease - Nanhua Composite Index: Positive contributors included Soda Ash (3.78%), Rebar (2.08%), etc.; negative contributors included Palm Oil (-11.35%), Cotton (-56.86%), etc [3] - Nanhua Mini - Composite Index: Positive contributors included Soda Ash (7.46%); negative contributors included Palm Oil (-0.39%), Natural Rubber (-0.39%), etc [3] - Nanhua Industrial Products Index: Positive contributors included First - class Company (5.51%); negative contributors included Natural Rubber (-0.39%), PVC (-0.77%), etc [3] - Nanhua Metal Index: Positive contributors included Rebar (3.80%); negative contributors included Tin (-5.58%), Aluminum (-5.58%), etc [3] - Nanhua Energy and Chemical Index: Positive contributors included Pure Alkali (6.37%); negative contributors included Natural Rubber (-1.96%), Fuel Oil (-8.34%), etc [3] - Nanhua Agricultural Products Index: Positive contributors included Rapeseed Oil (4.23%), Corn (4.76%); negative contributors included Palm Oil (-5.78%), Cotton (-21.32%), etc [3] 3.3 Single - Variety Index Daily Increase or Decrease - Energy and Chemical Sector: Pure Sand increased by 1.04%, Synthetic Ammonia decreased by 0.20%, etc [3] - Black Sector: Coal decreased by 1.15% [4] - Agricultural Products Sector: Starch increased by 1.58%, Corn increased by 1.25%, while Live Pigs decreased by 0.79%, etc [6] - Other: Orange - like products decreased by -0.64%, Low - magnetic fuel oil decreased by -1.94% [9]