SPY options: $809M premium turnover into 2026-07-15; largest line SPY260715C00752000 $19MSPY 期权异动：期权成交额约 $809M，到期 2026-07-15，最大合约 SPY260715C00752000 约 $19M
Options Flow Snapshot
On July 15, 2026, the SPDR S&P 500 ETF (SPY) posted high-priority options activity: total options volume reached 3,047,117 contracts, with total premium turnover of ~$809 million, equal to 2.3% of the underlying stock’s daily dollar volume. The at-the-money (ATM) straddle implied a 1.0% price move at expiration, and average put implied volatility (IV) outpaced call IV by 45.4 percentage points. The largest single contract had $19 million in premium turnover.
For July 15, 2026, SPY’s same-day expiration options saw 1,451,202 call contracts traded and 1,595,915 put contracts traded, for a call-to-put volume ratio of 0.91. The top single contract was the SPY260715C00752000 $752 strike call option, with 105,415 contracts traded. ATM call options (745 strike) carried a 3.8% average IV, while ATM put options had a 49.3% average IV, creating a 45.4 percentage point put-call IV skew.
Signal Read-Through
This activity constitutes a concentrated options flow with a pronounced downside skew. The wide put-call IV gap shows the options market is pricing in significantly higher near-term downside risk for SPY than upside risk. The total premium turnover equal to 2.3% of underlying stock volume, plus ranking in the top 10 of 30 scanned symbols, marks this as a high-priority options market signal.
Fundamental and Event Cross-Check
Independent cross-verified signals include: 1) SPY is the largest and most actively traded S&P 500 ETF, so its options activity reflects broad U.S. large-cap market sentiment; 2) the July 14, 2026 June CPI print, which shifted 2026 rate hike odds, provides a macro context for the options activity; 3) recent SEC filings include only May 2026 N-30D and NPORT-P disclosures, with no recent insider trading or institutional position change data available.
Follow-Up Markers
This signal only documents options market pricing and concentration, and does not confirm directional trading positions or underlying motivations. Key items to watch include remaining July 15 expiration options flow changes, whether the actual SPY price move matches the 1.0% implied swing, and subsequent macro data impacts on SPY options skew.
期权成交结构
2026年7月15日，标普500ETF（SPY）出现高关注度期权成交活动：当日总期权成交量3,047,117张，总权利金成交额约8.09亿美元，占当日标的股票成交额的2.3%；平值跨式期权隐含波动幅度为1.0%，看跌期权平均隐含波动率较看涨期权高出45.4个百分点，最大单笔活跃合约权利金成交额达1900万美元。
信号含义
本次活动属于下行偏度显著的集中期权成交信号：看跌期权隐含波动率远高于看涨期权，显示期权市场对SPY当日到期的下行风险定价远高于上行风险；单日期权成交额占标的成交额的2.3%，且在30个标的的滚动扫描中位列前10位，属于高优先级的期权市场活动。
基本面与事件交叉验证
交叉验证的独立信号包括：SPY是全球规模最大的标普500ETF，其期权活动反映美国大盘整体情绪；2026年7月14日公布的6月CPI数据调整了市场加息预期，为当日期权活动提供了宏观背景；近期仅披露2026年5月的SEC基金备案文件，无最新内幕交易或机构持仓调整信号。
后续关注
该信号仅反映期权市场的定价与成交集中度，未证明实际的方向性持仓或交易动机。后续需关注7月15日到期前的剩余期权成交变化，以及标普500指数当日实际价格波动是否匹配1.0%的隐含波动幅度。
This analysis was generated by InvestLog AI based on SEC filings, Form 4 insider transactions, Form 144 planned-sale notices, 13F institutional holdings, analyst ratings, and market data. It is for informational purposes only and does not constitute investment advice.这篇研究由 InvestLog AI 基于 SEC 披露、Form 4 内部人交易、Form 144 计划减持、13F 机构持仓、分析师评级和市场数据生成。内容仅供参考，不构成投资建议。