COIN options: $23M premium turnover into 2026-07-31; largest line COIN280121C00170000 $1MCOIN 期权异动：期权成交额约 $23M，到期 2026-07-31，最大合约 COIN280121C00170000 约 $1M
Options Flow Snapshot
On July 29, 2026, Coinbase Global (ticker COIN) reported concentrated options activity and a clear volatility skew: total options volume reached 23,442 contracts, with total premium turnover of $23,102,895.5. The largest active contract was the $170 strike call option expiring January 21, 2028 (ticker COIN280121C00170000), with 233 contracts traded and $1,456,250 in premium turnover. Additional metrics include a 1.37:1 call/put volume ratio, a 9.7% at-the-money (ATM) straddle implied price swing, 124.3% average near-the-money call IV, 138.7% average near-the-money put IV, and a 14.4 percentage point downside volatility skew. Total option premium turnover equaled 2.7% of COIN’s daily stock trading volume.
Signal Read-Through
This is a downside volatility skew signal, with elevated near-term price movement expectations. The higher put implied volatility relative to call IV indicates market participants are pricing in greater downside risk, while the 9.7% ATM implied move signals a sharp expected price swing tied to near-term company catalysts.
Fundamental and Event Cross-Check
Two independent concrete signals align with this options activity: 1) On July 6, 2026, company director Frederick R. Wilson sold 3,000 total shares of COIN at prices ranging from $146.53 to $157.93; 2) COIN is scheduled to report Q2 2026 earnings on July 30, 2026, with consensus estimates of a $0.41 per share loss and $1.296 billion in revenue. The company also filed two 8-K forms on July 9 and July 23, 2026, disclosing material operational updates that likely drove event-driven volatility pricing.
Follow-Up Markers
Key items to monitor include the July 30, 2026 Q2 earnings report actual results, open interest changes for the $170 strike 2028 call option to identify trading intent (speculative vs. hedging), and broad financial technology ETF performance to contextualize sector-level volatility. This signal does not confirm the exact direction of COIN’s post-catalyst price movement, nor does it specify whether options positioning is driven by speculative trading or risk hedging.
2026年7月29日，Coinbase Global（股票代码COIN）的场内期权市场出现显著成交集中与波动率偏斜信号：当日期权总成交量达23442张合约，总权利金成交额约2310.3万美元，其中最大单笔活跃合约为行权价170美元、2028年1月21日到期的看涨期权（代码COIN280121C00170000），成交量233张，权利金成交额145.6万美元。当日平值跨式期权隐含的价格波动幅度为9.7%，看跌期权平均隐含波动率较看涨期权高出14.4个百分点，整体近价期权平均隐含波动率达124.3%-138.7%，反映市场对COIN短期价格波动预期显著提升且更倾向于定价下行风险。
期权成交结构
本次期权活动的核心量化数据包括：总成交量23442张，看涨/看跌成交量比为1.37:1；总权利金成交额2310.3万美元，占当日股票成交额的2.7%；最大活跃合约为2028年1月21日到期的170美元看涨期权，单合约权利金成交额145.6万美元；平值（行权价167.5美元）看涨期权隐含波动率133.2%，看跌期权134.6%，近价期权平均看跌IV138.7%、看涨IV124.3%，看跌偏斜幅度14.4个百分点。
信号含义
本次信号属于下行偏斜的波动率溢价信号，核心特征为看跌期权隐含波动率显著高于看涨期权，叠加平值隐含波动达9.7%，说明市场参与者不仅预期COIN短期将出现大幅价格波动，且更担忧下行风险。同时，期权权利金占股票成交额的比例较高，反映期权交易活跃度明显提升。
基本面与事件交叉验证
两项独立信号可与本次期权活动交叉验证：一是2026年7月6日，公司董事Wilson Frederick R累计减持3000股公司股票，成交价格区间为146.53至157.93美元；二是公司将于2026年7月30日发布二季度财报，市场当前预期每股亏损0.41美元，营收约12.96亿美元，提前price in了财报带来的波动风险。此外，公司分别于7月9日和7月23日提交了8-K文件，披露了未公开的运营信息，进一步推高了事件驱动的波动率预期。
后续关注
需重点关注以下内容：1. 2026年7月30日发布的二季度财报实际营收与EPS数据，验证市场预期的兑现情况；2. 跟踪上述最大活跃看涨期权的持仓量变化，判断交易方向是投机持仓还是对冲头寸；3. 该信号未明确说明交易的资金性质（对冲或投机），也未证实财报发布后COIN的具体价格走势方向。
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。