Azioni binarie demo
They can also enter at any time as the rate fluctuates, thus being able to make trades based on varying risk-to-reward scenarios. The maximum gain and loss is still known if the trader decides to hold until expiry. Since these options trade through an exchange, each trade requires a willing buyer and seller. Suppose the index is currently at 1,800, so by buying a call option you're wagering the price at expiry will be above 1,800.