There is no exchange, no central price. If you see a price on TV or somewhere its what a given bank or instution quotes, or maybe a blend of quotes. This is pro

There is no exchange, no central price. If you see a price on TV or somewhere its what a given bank or instution quotes, or maybe a blend of quotes. This is probably true of everything now, if you buy Apple stock you probably aren't trading on Nasdaq you trade on some hedge fund algo, the Nasdaq price is an approximation of what bid/ask you'll trade at.