来源：中州私友会 站在2025年末回顾一整年棕榈油价格走势，发现外资在多空趋势延续与切换中起着至关重要的作用。本 文两个目的：1）利用数据、图表直观展现外资持仓变化对价格的影响，2）提供一种分析商品主力席位 持仓数据的思路。 如何衡量主力席位变化对期货价格影响 依据价格涨跌幅度大小、主力席位净持仓变化幅度大小两个维度去对每个交易日分类。如图所示，每个 交易日可分为四类，分别定义为A、B、C与D。 A：关注席位净持仓未发生大幅变化，期货价格却大幅波动，该交易日应存在其他主导力量。 B：价格与关注席位净持仓均发生大幅变化，可再细分为两种情况。B1，价格与净单持仓同向变化，可 推测关注席位在该交易日占据主导力量；B2，价格与净单持仓相反变化，该交易日存在其他主导力 量。 C：关注席位净持仓大幅变化，期货价格却小幅波动，此时应是其他力量与关注席位发生分歧且旗鼓相 当。 D：两个要素均小幅变化，可以将该交易日视为非观察日。 01 热点栏目 自选股 数据中心 行情中心 资金流向 模拟交易 客户端 显然，外资席位净持仓变化能够影响价格波动。 02 棕榈油外资席位持仓特点 不同的席位存在不同的持仓特点，外资在棕榈油上的持仓特 ...

Group 1 - The Guangzhou Futures Exchange has implemented daily opening position limits for industrial silicon futures contracts starting from August 1, 2025, with specific limits set for different contracts [1] - Non-futures company members or clients are restricted to a maximum of 500 contracts for SI2509 and 2,000 contracts for SI2510, SI2511, SI2512, and SI2601 on a single trading day [1] Group 2 - The daily opening position limits are expected to fragment speculative demand, leading to increased price volatility during sudden market movements, with short-term premiums potentially rising by 10 to 15 yuan per ton [2] - The limits may also distort inter-month price differentials as funds migrate, affecting the overall market dynamics and volatility [2] - While supply and demand will ultimately dictate market trends, the imposed limits will leave quantifiable impacts on opening gaps, intraday fluctuations, and inter-month price differentials [2]

Core Viewpoint - N330 carbon black futures prices are influenced by various factors including domestic and international demand, raw material costs, and global market conditions, which in turn affect related industries such as rubber, plastics, and coatings [2][3] Group 1: Definition and Importance - N330 carbon black futures contracts are financial derivatives that allow producers and users to hedge against future price risks, thereby mitigating the impact of market volatility on profits [2] Group 2: Factors Influencing Prices - Domestic and international demand fluctuations significantly impact N330 carbon black futures prices, with prices rising when demand exceeds supply and falling when there is an oversupply [2] - The cost of raw materials, particularly carbon black oil, directly affects production costs; an increase in carbon black oil prices leads to higher N330 carbon black futures prices [2] - International market dynamics, including supply-demand relationships, trade policies, and exchange rates, also play a crucial role in determining N330 carbon black futures prices [3] Group 3: Impact on Related Industries - Rising N330 carbon black futures prices increase production costs for the rubber industry, which may lead to higher prices for rubber products and reduced profit margins for companies [3] - Other industries such as plastics, coatings, and inks are similarly affected by fluctuations in N330 carbon black prices, potentially leading to increased production costs and market price hikes, which could impact product competitiveness [3] Group 4: Risk Management Strategies - Companies and investors should closely monitor market changes and implement risk management strategies, such as effective inventory management and timely adjustments to production and procurement plans, to mitigate the effects of price volatility [3]