Types of stock brokers
A stockbroker is licensed and regulated financial firm that facilitates buying and selling transactions in various financial instruments- stocks, derivatives, bonds, and IPOs for both retail and institutional investors. Basically, All financial market transactions have to be executed through a broker and they charge commission or brokerage charge for their services. There are two main types of stock brokers exist. 
Traditional Brokers
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Discount Brokers
The Discount Brokers usually charge much less, while full-service broker or traditional broker can be very expensive but provides customized service. We advise investors and traders to go through both discount and traditional brokers and get awareness of each of these types of brokers before opening an account. Here is the brief explanation that can help you in understanding the types of stock brokers.