玉米期价小幅上涨，期权隐波小幅下降豆粕期价横盘震荡，期权隐波小幅回落

Report Summary 1. Report Industry Investment Rating No information provided. 2. Core Viewpoints - Corn futures prices rose slightly, with the futures main contract C2509 closing at 2,409 yuan/ton. Corn option trading volume was 65,969 lots, and the open interest was 237,557 lots. The option weighted implied volatility was 11.37%, and the 30 - day historical volatility was 8.70%. The option implied volatility decreased slightly [3]. - Soybean meal futures prices fluctuated sideways, with the futures main contract M2509 closing at 3,067 yuan/ton. Soybean meal option trading volume was 146,156 lots, and the open interest was 716,310 lots. The option weighted implied volatility was 17.04%, and the 30 - day historical volatility was 10.20%. The option implied volatility declined slightly [3]. 3. Summary by Directory 3.1 Futures Market Data Statistics - For the C2509 corn contract, the closing price was 2,409 yuan, up 4 yuan with a 0.17% increase. The trading volume was 372,688 lots, a decrease of 5,818 lots, and the open interest was 959,322 lots, an increase of 64,845 lots [5]. - For the M2509 soybean meal contract, the closing price was 3,067 yuan, down 10 yuan with a - 0.32% decrease. The trading volume was 913,041 lots, a decrease of 27,002 lots, and the open interest was 2,339,532 lots, an increase of 15,790 lots [5]. 3.2 Option Market Data Statistics - For corn options, the trading volume was 65,969 lots, a decrease of 3,539 lots. The trading volume PCR was 0.694, a decrease of 0.311. The open interest was 237,557 lots, an increase of 16,175 lots, and the open interest PCR was 0.692, an increase of 0.013 [9]. - For soybean meal options, the trading volume was 146,156 lots, an increase of 50,272 lots. The trading volume PCR was 1.105, an increase of 0.226. The open interest was 716,310 lots, an increase of 21,835 lots, and the open interest PCR was 0.787, an increase of 0.006 [9]. 3.3 Option Volatility Situation - For corn options, the option weighted implied volatility was 11.37%, a decrease of 0.13 percentage points with a - 1.09% change rate. The 30 - day historical volatility was 8.70%, and the 30 - day volatility quantile was 0.15 [18]. - For soybean meal options, the option weighted implied volatility was 17.04%, a decrease of 0.51 percentage points with a - 2.91% change rate. The 30 - day historical volatility was 10.20%, and the 30 - day volatility quantile was 0.00 [18].