CNBC (an abbreviation for the "Consumer News and Business Channel", its official name until 1991) is a group of cable and satellite television business news channels from the U.S., owned and operated by NBC Universal. CNBC and its international spinoffs cover business headlines and provide live coverage of financial markets. The combined reach of CNBC and its siblings is 390 million viewers around the world. The network is currently ranked as the 19th most valuable cable channel in the U.S., worth roughly $4 billion.