Chasing up means that you are excited when you see the stock rise, and you will have the passion to buy immediately. After buying it, you will be frightened as soon as the stock falls. Only by selling it can we seek liberation. This is a common problem of small and medium retail investors, and it is also the reason why we will lose money.

Chasing up and killing down is a technical term in financial markets. It is a trading mode of financial technology, which is contrary to the operation mode of bargain-hunting. Specific operation mode: buy financial products when the prices of financial markets (stocks, futures, foreign exchange, etc.) rise. ) rise, with a view to rising more, and then sell it at a higher price for profit. Sell financial products when the price of financial market falls, and buy them back at a lower price in order to obtain the benefits of falling prices.