What is the market value of securities? Profit and loss cost? Floating profit and loss? What do they stand for?

Market value of securities: refers to the market value of securities, which can be understood as the market value of circulating stocks, such as stocks, that is, the total value of circulating stocks multiplied by the number of circulating stocks at that time multiplied by the stock price at that time in a specific time. Profit and loss cost: refers to the calculation of profit and loss in securities trading, and the transaction cost must be considered. Like stocks. 1, stock purchase cost: 1, commission 0. 12%-0.3%, the standard set by securities companies, the lowest 5 yuan; 2. Transfer fee. Charge per thousand shares 1 yuan, any part of every thousand shares 1 yuan, and charge 10 cent for each additional share in the future. 3, communication fees (many brokers do not charge). Shanghai and Shenzhen local income 1 yuan, and foreign income from 5 yuan. 2. Stock selling cost: 1, commission 0. 12%-0.3%, determined by each securities company, with the lowest 5 yuan; 2. Transfer fee. Charge per thousand shares 1 yuan, any part of every thousand shares 1 yuan, and charge 10 cent for each additional share in the future. 3, communication fees (many brokers do not charge). Shanghai and Shenzhen local income 1 yuan, and foreign income from 5 yuan. 4. Stamp duty. 0.65438+ 0% of the selling amount. Only when the transaction cost is clear, can we really calculate the profit and loss. Floating profit and loss: also known as position profit and loss, refers to the potential profit and loss calculated according to the initial transaction price of the position contract and the settlement price of the day. Mainly refers to the "profit and loss" when there is no cash result in securities trading, only the book profit and loss.