光期黑色：铁矿石基差及价差监测日报-20251127

Report Overview - Report Title: "Guangda Futures' Daily Monitoring Report on Iron Ore Basis and Spread" - Date: November 27, 2025 [1] 1. Futures Contract Price and Spread 1.1 Futures Contract Prices - I05 closed at 773.5 yuan/ton, up 4.0 yuan from the previous day [3]. - I09 closed at 748.5 yuan/ton, up 5.5 yuan from the previous day [3]. - I01 closed at 797.0 yuan/ton, up 3.0 yuan from the previous day [3]. 1.2 Futures Contract Spreads - The spread between I05 and I09 was 25.0 yuan/ton, down 1.5 yuan from the previous day [3]. - The spread between I09 and I01 was -48.5 yuan/ton, up 2.5 yuan from the previous day [3]. - The spread between I01 and I05 was 23.5 yuan/ton, down 1.0 yuan from the previous day [3]. 2. Basis Analysis 2.1 Basis Data - For various iron ore varieties, such as Carajás Fines (Kaofen), the basis changed. For example, Carajás Fines' basis was 52 yuan/ton today, down 2 yuan from the previous day [5]. 2.2 Basis Chart - Charts show the basis trends of different iron ore varieties, including Brazilian fines, Australian medium - grade fines, etc. [7][8][9] 3. Exchange Rule Adjustments 3.1 Newly Added Deliverable Varieties - Four new deliverable varieties (Benxi Concentrate, IOC6, KUMBA, and Ukrainian Concentrate) are added, with a brand premium of 0, starting from Contract I2202 [11]. - Four more varieties (Taigang Concentrate, Magang Concentrate, Minmetals Standard Fines, and SP10 Fines) are added as deliverable brands with a brand premium of 0 yuan/ton [11]. 3.2 Brand Premium Adjustments - Only PB Fines, BRBF, and Carajás Fines have a brand premium of 15 yuan/ton, while other deliverable brands have a premium of 0 yuan/ton in the new rules [11]. 3.3 Quality Difference and Premium Adjustments - The allowable range of iron grade is adjusted to ≥56%. Other element limits and corresponding premium - discount rules are also detailed [11]. - The premium value of the iron element is dynamically adjusted by X, with different calculation methods based on the average settlement price of the nearest delivery - month contract [11]. 4. Variety Spread Analysis 4.1 Variety Spread Data - The spread between PB Lump and PB Fines was 77.0 yuan/ton, down 1.0 yuan from the previous day [13]. - The spread between PB Fines and FMG Mixed Fines was 66.0 yuan/ton, up 1.0 yuan from the previous day [13]. 4.2 Variety Spread Charts - Charts display the spread trends of different iron ore varieties, such as lump - fines spreads, high - medium grade fines spreads, etc. [15][16][20] 5. Research Team Introduction - The black research team includes Qiu Yuecheng, Zhang Xiaojin, Liu Xi, and Zhang Chunjie, each with rich experience and relevant qualifications in the industry [24]