** Broadband and cable TV provider Charter Communications' CHTR.O shares rise 1.1% to $349 in premarket trading
** Citigroup resumes coverage on co with "buy" rating and $425 PT, representing a 20.6% upside to stock's last close
** Brokerage expects co to achieve stable revenue growth and rapid free cash flow acceleration, driven by reduced capital investments and rural expansion
** "Co's rural build initiative will help mitigate broadband subscriber losses and keep co competitive" brokerage adds
** Average rating from 25 analysts covering the stock is "hold", and median PT is $392, according to data compiled by LSEG
** As of last close, CHTR up ~0.80% YTD
(Reporting by Rashika Singh in Bengaluru)
((rashika.singh@thomsonreuters.com))