Generally the last date on which a future and an option contract may be exercised. It is the date specified in the contracts. This is the last day on which the contract will be traded, at the end of which it will cease to exist.
“The crisis takes a much longer time coming than you think, and then it happens much faster than you would have thought.”
The number of purchases and sales of futures contracts made during a specified period of time, often the total transactions for one trading day.