光期黑色：铁矿石基差及价差监测日报-20250704

Report Summary 1. Report Information - Report Title: "光期黑色：铁矿石基差及价差监测日报" - Report Date: July 4, 2025 - Report Source: Everbright Futures Research Institute [1] 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. It also details the adjustments to the deliverable brands and premium/discount rules of iron ore futures on the Dalian Commodity Exchange. 3. Key Points by Section 3.1 Futures Contract Prices and Spreads - The closing prices of I05, I09, and I01 contracts increased by 9.5, 10.5, and 10.5 respectively compared to the previous day. The spreads between I05 - I09, I09 - I01, and I01 - I05 contracts changed by -1.0, 0.0, and 1.0 respectively [3]. 3.2 Basis Data - The prices of various iron ore varieties such as Carajás fines, BRBF, Newman fines, etc. showed different degrees of change compared to the previous day. The basis of most varieties also changed, with some increasing and some decreasing [6]. 3.3 Adjustments to Deliverable Brands and Rules - Four new deliverable varieties (Benxi concentrate, IOC6, KUMBA, Ukrainian concentrate) were added, and the brand premium/discounts of all new varieties are 0, effective from the I2202 contract. - The premium/discounts of existing varieties were adjusted according to the new rules. Only PB fines, BRBF, and Carajás fines have a brand premium/discount of 15 yuan/ton, and the rest are 0 yuan/ton. - The allowable ranges of iron grade and other quality indicators were adjusted, and more detailed divisions of quality premium/discounts were made. An X value is introduced to dynamically adjust the premium/discount of iron element indicators [11]. 3.4 Variety Spreads - The spreads between different iron ore varieties such as PB lump - PB fines, Carajás fines - Newman fines, etc. showed different degrees of change compared to the previous day [13].