股指期权日报-20250815

Report Summary 1. Report Industry Investment Rating - No information provided in the given content. 2. Report's Core View - The report presents a daily overview of the stock index options market, including option trading volume, PCR (Put - Call Ratio), and VIX (Volatility Index) for various types of index options on August 14, 2025 [1][2][3]. 3. Summary by Related Catalogs Option Trading Volume - On August 14, 2025, the trading volumes of different index options were as follows: 127.52 million contracts for SSE 50 ETF options, 109.60 million contracts for SSE CSI 300 ETF options, 128.30 million contracts for SSE CSI 500 ETF options, 12.68 million contracts for Shenzhen 100 ETF options, 309.54 million contracts for ChiNext ETF options, 10.06 million contracts for SSE 50 index options, 21.42 million contracts for CSI 300 index options, and 40.51 million contracts for CSI 1000 index options [1]. Option PCR - The PCR data shows the following: for SSE 50 ETF options, the trading value PCR was 0.43 (a - 0.06 change from the previous period), and the open - interest PCR was 1.16 (+0.12 change). Similar data is provided for other index options, with varying changes in trading value and open - interest PCRs [2][35]. Option VIX - The VIX data indicates that for SSE 50 ETF options, the VIX was 17.65% (+0.07% change from the previous period). Other index options also had their respective VIX values and changes, with some increasing and some decreasing [3][50].