Exelon’s PECO Declares Dividends on Preferred Stock

PHILADELPHIA - Directors of PECO Energy Company have declared dividends on all series of preferred stock, payable February 1, 2011, to shareholders of record at the close of business on December 30, 2010, as follows:

Series                                                                       Amount Per Share
$4.68                            Series D (NYSE: PEPRD)          $1.17
$4.40                            Series C (NYSE: PEPRC)          $1.10
$4.30                            Series B (NYSE: PEPRB)          $1.075
$3.80                            Series A (NYSE: PEPRA)          $0.95