Bitcoin price tags $84.6K as US stocks head higher on SpaceX Q3 earnings beat

The first and largest cryptocurrency, created in 2009, with a fixed maximum supply and no central issuer.

Its price swings and adoption by funds and companies make it a bellwether for the whole crypto market.

A public company's report of its revenue, profit and outlook for a three-month period.

Results show how a business is really doing and often move its share price sharply.

The set of exchanges where shares of public companies are bought and sold.

Market moves reflect investor expectations about companies and the economy, and affect savings and pensions.