The provider of oil production-enhancement services saw its share price jump about 24% in its first day of trading.

Citi (C)group must face a lawsuit by New York Attorney General Letitia James which alleges it failed to protect customers from online scammers ...

Oil futures ended lower on Tuesday as traders weighed prospects for crude supplies after President Donald Trump vowed to boost already record U.S. crude output, threatened to implement a steep tariff ...