光期黑色：铁矿石基差及价差监测日报-20251120

Report Overview - Report Title: "光期黑色：铁矿石基差及价差监测日报" - Date: November 20, 2025 [1] 1. Report Industry Investment Rating - Not provided in the document 2. Core Viewpoints - The report provides daily monitoring data on iron ore basis and spreads, including futures contract prices, spreads between different contracts, basis data of various iron ore varieties, and spreads between different iron ore varieties [3][5][12] 3. Summary by Relevant Catalogs 3.1 Futures Contract Prices and Spreads - Futures Contract Prices: The closing prices of I05, I09, and I01 contracts are 755.0 yuan/ton, 730.0 yuan/ton, and 791.5 yuan/ton respectively, with changes of -2.5 yuan/ton, -4.0 yuan/ton, and -0.5 yuan/ton compared to the previous day [3] - Contract Spreads: The spreads of I05 - I09, I09 - I01, and I01 - I05 are 25.0 yuan/ton, -61.5 yuan/ton, and 36.5 yuan/ton respectively, with changes of 1.5 yuan/ton, -3.5 yuan/ton, and 2.0 yuan/ton compared to the previous day [3] 3.2 Basis - Basis Data: The basis of various iron ore varieties such as Carajás fines, BRBF, Newman fines, etc. is provided, along with their prices, changes, delivery costs, and basis changes compared to the previous day [5] - Basis Charts: Charts showing the basis of different types of iron ore (Brazilian fines, Australian medium - grade fines, Australian low - grade fines, and domestic ores) are presented [7][8][9] 3.3 Adjustment of Deliverable Brands - New Deliverable Brands: Four new deliverable brands (Benxi concentrate, IOC6, KUMBA, Ukrainian concentrate) are added to the I2202 contract, and four more (Taigang concentrate, Magang concentrate, Wugang standard fines, SP10 fines) are added later. The brand premiums for all these new brands are 0 [10] - Adjustment of Brand Premiums: Only PB fines, BRBF, and Carajás fines have a brand premium of 15 yuan/ton, while the premiums of other deliverable brands are adjusted to 0 [10] - Adjustment of Substitute Quality Differences and Premiums: The allowable range of iron grade is adjusted to ≥56%, and the allowable ranges of silica, alumina, phosphorus, and sulfur are set. A dynamic adjustment mechanism (X) for the premium of iron element is introduced [10] 3.4 Variety Spreads - Variety Spread Data: Spreads between different iron ore varieties such as PB lump - PB fines, Carajás fines - Newman fines, etc. are provided, along with their changes compared to the previous day [12] - Variety Spread Charts: Charts showing different types of variety spreads (lump - fines spreads, high - medium grade fines spreads, medium - low grade fines spreads, etc.) are presented [15][16][20][21] 3.5 Black Research Team Introduction - The report introduces several members of the black research team, including their positions, work experience, and professional qualifications [24]