Equity trading is essentially the purchase or sale of company stock through one of the major stock exchanges, just as stock trading is. An equity trade can be placed by the owner of the shares, through a securties account, or through an agent or broker; again, similar to stock trading.

Equity trading firms specialize in offering in-depth market research, trading expertise, unique trading systems (even algorithmic), and have direct access to the trading floor for better executions. These equities trading firms predominately exist in the form of hedge funds and are setup to trade within a larger investment bank e.g goldman.

Where Can I Trade Equities?
Trading is automated and completely electronic. Many stock exchanges no longer have pits and use supercomputing to fill orders. Traders are able to purchase stocks remotely using their computer or smart phone. This happens through easy-to-use trading platforms, where they have access to real-life charts and market execution capabilities such as trade tickets.

equity trading is a market in which shares are issued and exchanged, either through trades or over-the-counter markets. shares are issued and traded, either through exchanges or over-the-counter markets. Otherwise called the share trading system, it is a standout amongst the most fundamental territories of a market economy since it gives organizations access to capital and financial specialists a cut of proprietorship in an organization with the possibility to acknowledge increases in light of its future execution.
The term equity and stock trading are sometimes used synonymously; however, there are a few minor differences between the two. Let's start with the basic definition; equity trading is essentially the purchase or sale of company stock through one of the major stock exchanges, just as stock trading is.