Trading Rules
What are the trading hours for US stocks
How to place an order for US stocks
How to modify or cancel an order
What are time in force and pre-market & after-hours trading
Whether use the pre and post-market price to calculate the market value and profit or loss of your position
Why should the placement of market orders be restricted
What is penny stock
Can US stocks trade intraday/Can I sell US stocks the same day I bought them
Why was my sell order with an order price lower than the best ask price not filled
US stock market holidays
Why use pre- and post-market prices to calculate market capitalization and profit & loss of stocks during the respective session
Withholding Tax on Publicly Traded Partnerships (PTP) Securities and Trading Arrangements
Fractional shares trading in the US stock market
Information about US Stock Moving to T+1 Settlement
Order Type
US Stock Option
US Index Option
Dividend Reinvestment Plan
You can set the market value and profit and loss of your position in pre and post-market price (use/not use) respectively, but for risk control reasons and with reference to the treatment of the industry, both pre and post-trading prices are used to calculate margin, so this setting is for display only.