Exelon gains on third-quarter profit beat
** Shares of utility Exelon EXC.O gain 4.1% to $47.80 premarket
** EXC beats third-quarter profit expectations on increased demand and higher rates
** Posts third-quarter adjusted profit of 87 cents per share, compared to analysts's average estimates of 79 cents per share - data compiled by LSEG
** Company also narrowed full-year adjusted profit outlook to $2.85-$2.91 per share, from its previous range of $2.81 - $2.91 per share
** As of last close, stock up 5.3% YTD