Ask Size

The aggregate size in board lots of the most recent ask to sell a particular security.

Analyst

Someone typically working for a brokerage house, who publishes buy/hold/sell recommendations and earnings forecasts for a stock. Buy side analysts work for institutional buyers, and sell side analysts work for brokerages. 

Annual Report

A publication, including financial statements and a report on operations, issued by a company to its shareholders at the company’s fiscal year-end.

Anonymous Trading

Permits Participating Organizations to voluntarily withhold their true broker identities when entering orders and trades on TSX trading systems.

All or None

This is an instruction you can give your broker when placing a buy or a sell order. This instruction ensures that your order will be filled in its entirety or not at all. This prevents having a partial execution of your trade.