智通财经获悉，据高盛集团交易部门分析，上周五美股反弹、几乎收复周中大幅下跌的失地后，本周市 场或面临趋势跟踪型算法基金的进一步抛售压力。标普500指数已跌破触发商品交易顾问(CTA)抛售股 票的短期触发点。高盛预计，这类基于市场趋势而非基本面因素的系统性策略在未来一周仍将持续净卖 出股票，无论市场涨跌方向如何。 据高盛分析，若美股再度下跌，本周可能引发约330亿美元的抛售压力。该行数据显示，若市场压力持 续且标普500指数跌破6707点，未来一个月可能触发高达800亿美元的额外系统性抛售。具体来看，在市 场持平的情况下，商品交易顾问(CTA)本周预计将抛售约154亿美元的美国股票;即便股市上涨，这些基 于趋势跟踪的系统性策略基金仍预计抛售约87亿美元。 上周市场投资者焦虑情绪显著升温。其恐慌指数——该指标综合了标普一个月期隐含波动率、VIX波动 率、标普一个月期看跌/看涨期权偏度以及波动率期限结构斜率——上周四最新读数达9.22，这一数值 水平显示市场距离"极度恐慌"状态已近在咫尺。 图1 其他系统性策略群体仍存在显著的去风险空间。回顾过去一年数据，风险平价策略持仓位于第81百分位 水平，波动率控制策略则处于 ...

Core Viewpoint - The U.S. stock market is experiencing continued selling pressure despite a strong rebound, with Goldman Sachs indicating that trend-following funds may continue to sell this week, leading to increased volatility and potential market fluctuations [1][2]. Group 1: Trend Following and Selling Pressure - The S&P 500 index has triggered short-term thresholds for trend-following strategies (CTA), leading to expected net selling in the upcoming week regardless of market direction [1][2]. - Goldman Sachs estimates that if the market weakens, approximately $33 billion in selling could be triggered, while an upward movement could still result in about $8.7 billion in selling [1][2][5]. - The "threshold effect" indicates that if the S&P 500 falls below 6707 points, it could trigger an additional $80 billion in systematic selling over the next month, amplifying downward pressure on the market [2]. Group 2: Liquidity and Volatility - The liquidity in the S&P 500 has significantly decreased, with the top-of-book liquidity dropping from an average of approximately $13.7 million to about $4.1 million [3]. - The shift in options market positions from positive gamma to negative gamma is expected to exacerbate intraday volatility, as traders may need to buy on the way up and sell on the way down to hedge their positions [3]. Group 3: Other Systematic Strategies - Other systematic strategies, such as risk parity and volatility control, still have significant room to reduce positions, with current allocations at the 81st and 71st percentiles, respectively [4]. - These strategies are more dependent on sustained changes in realized volatility, which could lead to increased selling pressure if volatility remains high [4]. Group 4: Seasonal Factors and Retail Investor Behavior - Seasonal trends suggest limited support for the market, as February is historically a weaker month for the S&P 500 and Nasdaq 100 due to the decline in supportive fund flows from January [6]. - Retail investor activity has shown signs of cooling, with a recent net selling of approximately $690 million, indicating a decreased willingness to buy on dips compared to previous trends [6]. Group 5: Market Reactions and External Influences - The recent volatility in the market is partly attributed to the launch of new AI automation tools by Anthropic PBC, which has led investors to reassess disruption risks, affecting the valuations of software, financial services, and asset management stocks [7]. - Goldman Sachs notes that client inquiries have focused on systematic strategies and fund flows, reflecting a market environment where short-term price movements are more influenced by trading flows than by fundamentals [7].

来源：智通财经网 据高盛集团交易部门分析，上周五美股反弹、几乎收复周中大幅下跌的失地后，本周市场或面临趋势跟 踪型算法基金的进一步抛售压力。标普500指数已跌破触发商品交易顾问(CTA)抛售股票的短期触发 点。高盛预计，这类基于市场趋势而非基本面因素的系统性策略在未来一周仍将持续净卖出股票，无论 市场涨跌方向如何。 据高盛分析，若美股再度下跌，本周可能引发约330亿美元的抛售压力。该行数据显示，若市场压力持 续且标普500指数跌破6707点，未来一个月可能触发高达800亿美元的额外系统性抛售。具体来看，在市 场持平的情况下，商品交易顾问(CTA)本周预计将抛售约154亿美元的美国股票;即便股市上涨，这些基 于趋势跟踪的系统性策略基金仍预计抛售约87亿美元。 上周市场投资者焦虑情绪显著升温。其恐慌指数——该指标综合了标普一个月期隐含波动率、VIX波动 率、标普一个月期看跌/看涨期权偏度以及波动率期限结构斜率——上周四最新读数达9.22，这一数值 水平显示市场距离"极度恐慌"状态已近在咫尺。 力，加剧价格波动风险。 高盛交易台团队成员Gail Hafif和Lee Coppersmith上周五在致客户的报告中写道： ...