Spire rises; CEO to retire at end of 2023
** Shares of natural gas company Spire Inc SR.N up 1.5% at
$70.28 in morning trade
** Co announces Suzanne Sitherwood to retire as co's
President and CEO, effective December 31
** Sitherwood will also step down from company's board
** Board has initiated a formal search process to find a
successor
** Shares up ~6% in 2022
(Reporting by Yamini Kalia)
((Yamini.Kalia@thomsonreuters.com))