1, different themes. The subject matter of Shanghai-Shenzhen 300 stock index futures is Shanghai-Shenzhen 300 index (representing the overall stock trend of Shanghai-Shenzhen stock market), the subject matter of Shanghai-Shenzhen 50 stock index futures is Shanghai-Shenzhen 50 index (representing the heavyweights), and the subject matter of CSI 500 stock index futures is CSI 500 index (representing the constituent stocks).
2. The contract multipliers are different. The futures multiplier of Shanghai and Shenzhen 300 and Shanghai 50 stock indexes is 300, and the futures multiplier of CSI 500 stock indexes is 200.
3. The time to market is different. Shanghai and Shenzhen 300 stock index futures were listed on April 10, while CSI 500 and SSE 50 stock index futures were listed on April 15.
Extended data:
Futures index calculation
The calculation methods of CSI 500, CSI 200, CSI 700 and CSI 800 indices are the same as those of CSI 300 Index.
1, calculation method
The weight of the Shanghai and Shenzhen 300 Index is the adjusted share capital, which is calculated by the licensed weighted comprehensive price index formula. Among them, the adjusted share capital is obtained according to the classification method. The grading method is shown in the following table:
2. For example, if the free circulation ratio of a stock is 7% and less than 10%, the free circulation share capital will be taken as the weight; The free circulation ratio of a stock is 35%, which falls within the range of (30,40), and the corresponding weighted ratio is 40%, so 40% of the total share capital is used as the weight.
3. Note: The proportion of free circulation refers to the proportion of the company's total share capital after excluding the following basic non-circulating shares: ① the shares held by the founder, family and senior management of the company for a long time; ② State-owned shares; 3. Strategic investors hold shares; (4) freezing shares; ⑤ Limited employee shareholding; 6. Cross-shareholding, etc.
4. Calculation formula:
Reporting index = total adjustment of constituent stocks in the market value reporting period/base period × 1000.
In which: adjusted total market value = σ (market value × number of sample shares adjusted share capital)
References:
Baidu encyclopedia-futures
References:
Baidu Encyclopedia-SSE 50
References:
Baidu Encyclopedia-CSI 300
References:
Baidu Encyclopedia-CSI 500