The term final range identifies to this high and very low cost where trades happened at the finish of the market. The final scope would incorporate both bid and offer rates.
The low and high cost of which a security trades only in front of an industry closes is referred for its final range. The same is true for your futures exchange, at which in fact the maximum and minimum prices in which a contract trades constitute its own range. This would normally contain the bidding, or price of which a trader would purchase a security. Additionally, it would also incorporate the deal, or price of which a trader would rather sell a security.
Given the aforementioned, the final range, or disperse, to get a security could be relatively narrow. The hours during that a market is available will likely vary by geographical region. Even the New York Stock Exchange in Addition to the NASDAQ are available from 9:30 a.m. Eastern Time and shut at 4:00 p.m. Eastern Time.