买一手股指期权需要多少钱?股指期权手续费最低是多少?

Group 1 - The core cost of buying one hand of stock index options is the premium, which is calculated using the formula: one hand premium = option price × contract multiplier [3] - The main stock index options in China include CSI 300, SSE 50, and CSI 1000, with a contract multiplier of 100 RMB per point [3] - Examples of premiums for different options are provided: CSI 300 at 40 points results in a premium of 4000 RMB, SSE 50 at 50 points results in 5000 RMB, and CSI 1000 at 89.2 points results in 8920 RMB [3] Group 2 - The trading cost of stock index options consists of exchange fees and broker commissions, with a dual charging mechanism for opening and closing positions [5] - The China Financial Futures Exchange (CFFEX) has a unified fee rate for major products: 15 RMB per hand for single transactions and 2 RMB per hand for exercise fees for CSI 300 options [6] - For a typical transaction involving one hand of CSI 300 options, the total cost would be 30 RMB for opening and closing positions, plus an additional 2 RMB if exercised [6] Group 3 - Broker commissions typically range from 1 to 5 RMB per hand for ordinary investors, added on top of the exchange fees [7] - Sellers of options are required to pay a margin, which is calculated based on the option contract's value and the exchange's margin ratio [8][9] - Additional costs may include exercise fees, which can vary by option type and exchange regulations [11] Group 4 - Investors must meet certain conditions to open an options account, including maintaining an average asset of over 500,000 RMB for the first 20 trading days and having at least six months of trading experience [14][16] - Options provide the holder the right to buy or sell an underlying asset at an agreed price within a specified time, with the buyer's maximum loss limited to the premium paid [15]