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拆解量化投资的超额收益计算与业绩归因
私募排排网· 2025-09-26 00:00
本文首发于公众号"蒙玺投资"。 (点击↑↑ 上图查看详情 ) 在 量 化 投 资 的 诸 多 指 标 中 , 超 额 收 益 最 受 投 资 者 关 注 。 如 何 判 断 投 资 组 合 的 超 额 收 益 来 源 是 否 稳 定 , 怎 样 评 价 Quant 的 投 资 能 力 是 否 优 秀,都离不开对超额收益的计算、拆解。 同时,在日常投研中,当某个策略进行实盘产生业绩后, Quant 并不止步于此,而是会对业绩进行进一步的归因和拆解, 明白其收益或 者亏损的来源,这一步骤是 Quant 在盘后进行策略迭代的关键。 蒙玺投资成立于2016年,是一家专注于量化投资的对冲基金公司。依托强大的数据挖掘、统计分析和软件开发能力,公司构建了覆盖多市场、多品种的量化 资产管理平台。 超额收益(Alpha),指投资组合相对于某一基准(如市场指数或无风险收益率)的超额回报。它反映了策略通过主动管理(如选股、择 时、套利等)超越被动基准的能力。核心公式如下: 超额收益=投资组合收益率-基准收益率 如果基准是市场指数(如沪深300),则超额收益代表"跑赢市场"的部分;如果基准是无风险利率(如国债收益率),则反映承担风险 ...
借力“反内卷”期市再走高2万亿大关年底突破在望
Zheng Quan Shi Bao· 2025-09-15 19:29
Core Insights - The futures market has shown continuous growth in 2023, with total funds exceeding 1.9 trillion yuan, marking a historical high [1][3] - The market's ability to serve the real economy and enhance risk management has improved significantly, indicating a new stage of industry development [2] Market Size and Growth - The total funds in the futures market have rapidly increased since 2020, surpassing 1.9 trillion yuan in August 2023, with an expected year-end target of over 2 trillion yuan [3][4] - The cumulative trading volume reached 5.97 billion contracts and a trading value of 47.61 trillion yuan from January to August 2023, reflecting year-on-year growth of 21.7% and 22.9% respectively [4] Factors Driving Growth - Three main factors contributing to the record high in futures market funds include geopolitical and economic policy changes, capital market dynamics, and regulatory policies promoting market development [4] - The stable trading environment is indicated by a consistent trading-to-holding ratio of 0.77, suggesting rational market participation without excessive speculation [5] Asset Management Expansion - The scale of futures asset management has increased significantly, with private asset management products reaching 383.97 billion yuan by July 2025, a growth of over 22% from the previous year [5][6] - The demand for diversified investment solutions among high-net-worth individuals and institutional investors is driving the expansion of futures asset management [6][7] Future Outlook - The futures market is closely linked to the real economy, with increasing participation from industrial clients and financial institutions [7] - Continuous regulatory improvements and product innovations are expected to enhance the market's pricing and risk management capabilities [7][8] - The opening of capital markets and the expansion of foreign institutional participation are anticipated to boost market liquidity and pricing efficiency [7]