This company designs, implements and controls surveillance technology and networked security systems across a range of industries including oil and gas, gaming and transport.This stock may have lower liquidity and trading may be extremely volatile, with a higher likelihood of rejected orders. Less liquid stocks often have a broader spread between the price at which you will be able to sell or buy a stock. If using market orders please be aware that there is a risk that the price at which your order is filled could significantly differ from the last displayed price in the app.This stock may have lower liquidity and trading may be extremely volatile, with a higher likelihood of rejected orders. Less liquid stocks often have a broader spread between the price at which you will be able to sell or buy a stock. If using market orders, please be aware that there is a risk that the price at which your order is filled could significantly differ from the last displayed price in the app.