硅铁：仓单大量注册，注意持仓风险，锰硅：成本底部支撑，宽幅震荡

Group 1: Report Title and Main Topics - The report focuses on the silicon ferroalloy (silicon iron and ferromanganese) market, with titles "Silicon Iron: A Large Number of Warehouse Receipts Registered, Pay Attention to Position Risk" and "Ferromanganese: Cost Bottom Support, Wide - Range Fluctuation" [2][3] Group 2: Analyst Information - The analyst is Li Yafei (Investment Consultation Qualification Number: Z0021184), and the contact person is Jin Yuanyuan (Futures Qualification Number: F03134630) [3] Group 3: Fundamental Data Futures Market - Silicon iron 2603 contract closed at 5448 yuan/ton, down 8 yuan from the previous trading day, with a trading volume of 316,787 and an open interest of 217,611; silicon iron 2605 contract closed at 5408 yuan/ton, down 2 yuan, with a trading volume of 11,427 and an open interest of 33,842 - Ferromanganese 2601 contract closed at 5636 yuan/ton, up 6 yuan, with a trading volume of 120,736 and an open interest of 384,812; ferromanganese 2605 contract closed at 5698 yuan/ton, up 6 yuan, with a trading volume of 22,886 and an open interest of 117,466 [3] Spot Market - The summary price of silicon iron FeSi75 - B in Inner Mongolia was 5150 yuan/ton; the price of ferromanganese FeMn65Si17 in Inner Mongolia was 5520 yuan/ton; the price of manganese ore Mn44 lump was 41.0 yuan/ton - degree, up 0.3 yuan; the price of semi - coke small material in Shenmu was 820 yuan/ton [3] Price Spreads - The spot - futures price spread of silicon iron (spot - 03 futures) was - 298 yuan/ton, up 8 yuan; the spot - futures price spread of ferromanganese (spot - 01 futures) was - 116 yuan/ton, down 6 yuan - The near - far month price spread of silicon iron 2603 - 2605 was 40 yuan/ton, down 6 yuan; the near - far month price spread of ferromanganese 2601 - 2605 was - 62 yuan/ton, unchanged - The cross - variety price spread of ferromanganese 2603 - silicon iron 2603 was 204 yuan/ton, up 10 yuan; the cross - variety price spread of ferromanganese 2605 - silicon iron 2605 was 290 yuan/ton, up 8 yuan [3] Group 4: Macro and Industry News - On November 25th, the price range of 72 silicon iron in Shaanxi was 5050 - 5150 yuan/ton, in Ningxia was 5100 - 5200 yuan/ton (down 25 yuan), in Qinghai was 5100 - 5200 yuan/ton, in Gansu was 5100 - 5200 yuan/ton (down 50 yuan), and in Inner Mongolia was 5100 - 5200 yuan/ton; the price range of 75 silicon iron in Shaanxi was 5700 - 5750 yuan/ton, in Ningxia was 5600 - 5700 yuan/ton, in Qinghai was 5600 - 5650 yuan/ton, in Gansu was 5600 - 5700 yuan/ton, and in Inner Mongolia was 5650 - 5700 yuan/ton. The FOB price of 72 silicon iron was 1020 - 1040 US dollars/ton (down 10 US dollars), and the FOB price of 75 silicon iron was 1090 - 1120 US dollars/ton (down 10 - 20 US dollars) - The northern quotation of 6517 ferromanganese was 5500 - 5600 yuan/ton, and the southern quotation was 5600 yuan/ton [3] Group 5: Trend Intensity - The trend intensity of silicon iron is 0, and the trend intensity of ferromanganese is 0. The trend intensity ranges from - 2 to 2, with - 2 being the most bearish and 2 being the most bullish [5]