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沪深两所明确高频交易标准,作出差异化监管安排
Bei Jing Shang Bao· 2025-04-03 11:30
此外,上述两份文件均明确交易所可以对高频交易实施差异化收费,根据申报、撤单的笔数和频率等指标设置收费标准,加收流量费和撤单费等费用。具体 收费标准由交易所另行规定。会员应当加强收费管理,确保差异化费用成本由存在高频交易的投资者承担。 一是根据本所相关业务规则的规定,对其采取相应的自律监管措施或者纪律处分。二是对于因一个月内多次发生异常交易行为被本所采取限制投资者账户交 易措施的程序化交易投资者,要求其指定交易会员暂停其使用本所主机托管资源。三是程序化交易投资者因发生异常交易行为被采取暂停投资者账户交易或 限制投资者账户交易措施的,视情况通报中国证监会相关派出机构、中证协、中基协等,商请协同采取现场检查、约谈提醒等措施。 其中,上述两份文件均明确高频交易标准为:单个账户每秒申报、撤单的最高笔数达到300笔以上;单个账户单日申报、撤单的最高笔数达到20000笔以上; 交易所认定的其他情形。 同时,相关文件还规定了四类异常交易行为。分别是瞬时申报速率异常、频繁瞬时撤单、频繁拉抬打压、短时间大额成交。 上交所相关负责人在答记者问时表示,上交所已就上述四类股票程序化异常交易行为制定具体监控指标,自2024年4月起开始试 ...
股市泡沫生存入门:轻仓并荒废第一个十年
雪球· 2025-03-06 07:40
Core Viewpoint - The article emphasizes the importance of early investment learning and the necessity of enduring a seemingly "wasted" period of time, which can last for a decade or more, to truly understand the market dynamics and develop a solid investment framework [2][14]. Group 1: Investment Learning Process - Investors often need to experience at least two market bubbles to accumulate sufficient experience and abandon their speculative mindset, transitioning to rational trading based on asset value [6][12]. - The learning process in the stock market is heavily influenced by bull and bear cycles, which can span five to ten years, requiring investors to navigate through at least two complete cycles to "graduate" [6][14]. - The feedback in investment learning is often delayed, making it challenging for investors to see immediate results from their efforts, especially if they enter the market during a bear phase [6][14]. Group 2: Market Behavior and Psychology - Initial market experiences can lead to emotional reactions, with the first cycle often driven by instinct rather than learned behavior, while the second cycle tests whether investors have truly absorbed lessons and can manage their emotions [13][15]. - The article discusses how the timing of entering the market can significantly affect learning experiences, with those starting during favorable conditions potentially having a more straightforward learning curve compared to those entering during challenging periods [7][8]. Group 3: Investment Strategies and Approaches - The concept of "light positions" during the initial learning phase is advocated to control trial-and-error costs and maintain psychological flexibility, allowing investors to view gains and losses from a broader perspective [15]. - The article suggests that the essence of investing is a game against oneself, and the first ten years should be viewed as a time for learning rather than immediate profit [15].