** Shares of oil and gas companies rise premarket, tracking
gains in crude prices O/R
** Brent crude LCOc1 up 0.9% at $78.91/bbl and US West
Texas Intermediate crude CLc1 up 1.1% at $73.47 on concerns
over Middle Eastern supply after disruptions at an oilfield in
Libya and heightened tensions relating to the Israel-Hamas war
** Energy majors Chevron CVX.N and Exxon Mobil XOM.N
each up 0.6%
** Shares of Diamondback Energy FANG.O , ConocoPhillips
COP.N , CNX Resources CNX.N and EQT Corp EQT.N rise between
0.5% and 0.7%
** Oilfield services companies SLB SLB.N and Halliburton
HAL.N gain 0.5% and 1%, respectively
** Shares of Callon Petroleum CPE.N climb as much as 6.3%
after APA Corp APA.O says it will buy Callon in a $4.5 bln
all-stock deal
(Reporting by Vallari Srivastava)
((Srivastava.Vallari@thomsonreuters.com;))