2.XOP is not an index, but an ETF index fund of US stocks, which tracks SPSIOP index. (S&P; Select industrial oil and natural gas. Natural gas exploration and development; Production, S&P Oil and Gas Upstream Stock Index)
1. There is a LOF fund in China called Huabao Oil and Gas (1624 1 1), which also tracks the SPSIOP index. Moreover, it is very inconvenient to query SPSIOP index and data in China, and it is particularly convenient to query the ETF market of US stocks. In addition, the market trend of ETF in the United States is basically in sync with SPSIOP, and XOP can be directly regarded as ETF to check the SPS of US stocks.
2.XOP oil and gas index represents the sales price of oil and gas products in the international market, but the domestic market price is not completely consistent with the international market. Stock market index is a reference index compiled by stock exchanges or financial services institutions to reflect changes in the stock market. Based on this, investors can test the effect of their investment and predict the trend of the stock market. At the same time, the press, company bosses and even politicians also use this as a reference index to observe and predict the social, political and economic development situation.
3. Because the calculation of stock index is complex and varied, people often select a few representative sample stocks from listed stocks and calculate the average price or index of these sample stocks. Used to indicate the general trend and fluctuation range of stock prices in the whole market.
4. Calculation method:
(1) When measuring the stock index, the stock index and the average price of securities are usually measured separately. According to the statement, the stock index is the average value per share. But as far as its specific impact on the stock market is concerned, the average per share is the usual level reflecting various stock price changes, which is usually pointed out by mathematical average.
(2) By comparing the average value of each share in different periods, they can know the fluctuation level of various stock prices. The stock index is a considerable index reflecting the changes of stock prices in different times, that is, the average stock price in the first era is regarded as the standard ratio of the average stock price in another era. Through the stock index, they can know the stock price rise and fall ratio in the calculation period and the stock price rise and fall ratio in the base period.
(3) Because the stock index is a relative index, it can measure the change of stock price in a short time more accurately than the average stock price.